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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality Methyltriphenylphosphonium Bromide supplier in China

Cas:1779-49-3

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Shandong Promise New Material Co., ltd.

We have the best quality of China,our product exports to all over the world. It is widely used in many different kinds of chemical area. We our quality means the best in China,even all over the world. We can export according to customers’ re

Methyltriphenylphosphonium Bromide

Cas:1779-49-3

Min.Order:1 Metric Ton

FOB Price: $75665.0

Type:Trading Company

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Wuhan Fortuna Chemical Co.,Ltd

Good quality Methyltriphenylphosphonium bromide CAS 1779-49-3 with favorable price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediat

Good quality Methyltriphenylphosphonium bromide CAS 1779-49-3 with favorable price

Cas:1779-49-3

Min.Order:10 Kilogram

FOB Price: $10.0

Type:Trading Company

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:1

Negotiable

Type:Other

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Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai

Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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EAST CHEMSOURCES LIMITED

Founded in 2008, East Chemsources Limited is a professional manufacturer and supplier in food and chemical field in China. Through more than ten years development, our company has developed from single product at first to provide solution to final

Methyltriphenylphosphonium Bromide

Cas:1779-49-3

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Xi'an Xszo Chem Co., Ltd.

1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

High Quality Oled CAS 1779-49-3 Phosphonium,methyltriphenyl-, bromide (1:1)

Cas:1779-49-3

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis according to the contract research and development services for the fine c

Methyl triphenyl phosphonium bromide 1779-49-3 /manufacturer/low price/high quality/in stock

Cas:1779-49-3

Min.Order:1 Kilogram

FOB Price: $13.0 / 15.0

Type:Lab/Research institutions

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Chemwill Asia Co., Ltd.

CHemwill -- Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Manufacturers

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Hubei DiBo chemical co., LTD

Name:Methyltriphenylphosphonium bromide CAS NO: 1779-49-3 Grade:Medical scientific research and export Molecular formula:C19H18BrP Molecular weight:357.2314 Product Quality 12 years of chemical raw materials Mature operation of the industry

Methyltriphenylphosphonium bromide/cas:1779-49-3/Raw material spot

Cas:1779-49-3

Min.Order:25 Kilogram

FOB Price: $1.0 / 2.0

Type:Other

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Henan Tianfu Chemical Co., Ltd.

Product Name: Methyltriphenylphosphonium bromide Synonyms: TRIPHENYLMETHYLPHOSPHONIUM BROMIDE;METHYLTRIPHENYLPHOSPHONIUM BROMIDE;Bromo(methyl)triphenylphosphorane;methyltriphenyl-phosphoniubromide;Phosphonium, methyltriphenyl-, bromide

1779-49-3 Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:1 Gram

FOB Price: $8900.0

Type:Lab/Research institutions

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Jinan Finer Chemical Co., Ltd

Product Description Product name Methyltriphenylphosphonium bromide CAS 1779-49-3 Assay 99% Appearance

Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Name: Triphenylmethylphosphonium Bromide CAS:1779-49-3 MF: C19H18BrP Appearance:White Powder Storage:Store in cool and dry place, away from sun light. Package:25KG Application:Water Treatment Chemicals Transportation:By sea or by air Port:Qingdao

Triphenylmethylphosphonium Bromide CAS:1779-49-3

Cas:1779-49-3

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Other

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Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Pharmaceutical Grade CAS 1779-49-3 with competitive price

Cas:1779-49-3

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developmen

Methyltriphenylphosphonium bromide CAS NO.1779-49-3

Cas:1779-49-3

Min.Order:20 Kilogram

FOB Price: $10.0 / 100.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 8 years exporting experience. clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Special

Top Supplier Methyltriphenylphosphonium Bromide supplier in China CAS NO.1779-49-3

Cas:1779-49-3

Min.Order:25 Kilogram

FOB Price: $10.0

Type:Lab/Research institutions

inquiry

Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

Antineoplastic agent,Methyltriphenylphosphonium bromide CAS:1779-49-3

Cas:1779-49-3

Min.Order:1 Kilogram

FOB Price: $42.6 / 48.2

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Methyltriphenylphosphonium bromide CAS:1779-49-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality

Methyltriphenylphosphonium bromide CAS:1779-49-3

Cas:1779-49-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Phosphonium,methyltriphenyl-, bromide (1:1)

Cas:1779-49-3

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Changchun Artel lmport and Export trade company

Product Detail Minimum Order Qty. 10 Gram

Methyltriphenylphosphonium bromide CAS NO.1779-49-3

Cas:1779-49-3

Min.Order:10 Gram

Negotiable

Type:Trading Company

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:1 Kilogram

FOB Price: $20.0 / 30.0

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

Phosphonium,methyltriphenyl-, bromide (1:1)

Cas:1779-49-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

Methyltriphenylphosphonium Bromide

Cas:1779-49-3

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Triumph International Development Limilted

Appearance:detailed see specifications Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:mainly usded for Pharmaceutical, Petic... Transportation:Common products:Sea/Air/Co

Methyltriphenylphosphonium Bromide CAS NO 1779-49-3

Cas:1779-49-3

Min.Order:100 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

METHYL TRIPHENYL PHOSPHONIUM BROMIDE

Cas:1779-49-3

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

methyl triphenyl phosphonium bromide

Cas:1779-49-3

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemlyte Solutions

Chemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff

Featured products Methyltriphenylphosphonium bromide

Cas:1779-49-3

Min.Order:100 Gram

Negotiable

Type:Other

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Synthetic route

benzaldehyde dimethyl acetal
1125-88-8

benzaldehyde dimethyl acetal

triphenylphosphine hydrobromide
6399-81-1

triphenylphosphine hydrobromide

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
100%
methanol
67-56-1

methanol

triphenylphosphine
603-35-0

triphenylphosphine

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
With hydrogen bromide at 110℃; for 8h;99.2%
With hydrogen bromide at 110℃; for 15h;97%
With hydrogen bromide In water at 120℃; for 22.5h;97%
methyl bromide
74-83-9

methyl bromide

triphenylphosphine
603-35-0

triphenylphosphine

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
In benzene at 20℃; for 4h;99%
In benzene for 48h; Ambient temperature;95%
In acetonitrile
methyl bromide
74-83-9

methyl bromide

diphenylphosphane
829-85-6

diphenylphosphane

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
In benzene99%
triphenylphosphine hydrobromide
6399-81-1

triphenylphosphine hydrobromide

trimethyl orthoformate
149-73-5

trimethyl orthoformate

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
at 75℃; for 0.75h; Inert atmosphere; neat (no solvent);99%
at 70℃;70%
methyl N-acetyl-α-triphenylphosphoniumglycinate bromide
1314805-21-4

methyl N-acetyl-α-triphenylphosphoniumglycinate bromide

A

(N-Acetylamino)methyltriphenylphosphonium bromide
1314805-28-1

(N-Acetylamino)methyltriphenylphosphonium bromide

B

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
Stage #1: methyl N-acetyl-α-triphenylphosphoniumglycinate bromide at 25℃; under 1 - 2 Torr; for 1h;
Stage #2: With triphenylphosphine hydrobromide; triphenylphosphine at 100 - 115℃; for 1h;
A 98.6%
B 87%
triphenylphosphine
603-35-0

triphenylphosphine

trimethyl orthoformate
149-73-5

trimethyl orthoformate

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
With ammonium bromide at 110℃; for 4h; Sealed tube;96%
With ammonium bromide at 110℃; for 12h;96%
With cis,trans-24-bromotetracos-12-enal ethylene acetal
methyl N-benzoyl-α-triphenylphosphonioglycinate bromide

methyl N-benzoyl-α-triphenylphosphonioglycinate bromide

A

C20H18N2O6
498572-96-6

C20H18N2O6

B

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

C

α-(N-benzoylamino)methyltriphenylphosphonium bromide
28387-29-3

α-(N-benzoylamino)methyltriphenylphosphonium bromide

Conditions
ConditionsYield
Stage #1: methyl N-benzoyl-α-triphenylphosphonioglycinate bromide at 25℃; under 1 - 2 Torr; for 1h;
Stage #2: With triphenylphosphine hydrobromide; triphenylphosphine at 110 - 120℃; for 1h;
A 6.2%
B 81%
C 89.1%
Br(1-)*C26H29NO3P(1+)
1314805-22-5

Br(1-)*C26H29NO3P(1+)

A

Br(1-)*C24H27NOP(1+)
1314805-30-5

Br(1-)*C24H27NOP(1+)

B

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
Stage #1: Br(1-)*C26H29NO3P(1+) at 25℃; under 1 - 2 Torr; for 1h;
Stage #2: With triphenylphosphine hydrobromide; triphenylphosphine at 120℃; for 1.5h;
A 78.7%
B 44.5%
Se-phenacyldimethylselenonium bromide
19320-74-2

Se-phenacyldimethylselenonium bromide

triphenylphosphine
603-35-0

triphenylphosphine

A

Triphenylphosphine selenide
3878-44-2

Triphenylphosphine selenide

B

2-(methylselanyl)-1-phenylethan-1-one
19859-29-1

2-(methylselanyl)-1-phenylethan-1-one

C

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

D

triphenylphenacylphosphonium bromide
6048-29-9

triphenylphenacylphosphonium bromide

Conditions
ConditionsYield
In benzene for 6h; Heating; Further byproducts given;A 7.3%
B n/a
C 13%
D 73%
Se-phenacyldimethylselenonium bromide
19320-74-2

Se-phenacyldimethylselenonium bromide

triphenylphosphine
603-35-0

triphenylphosphine

A

Triphenylphosphine selenide
3878-44-2

Triphenylphosphine selenide

B

2-(methylselanyl)-1-phenylethan-1-one
19859-29-1

2-(methylselanyl)-1-phenylethan-1-one

C

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

D

triphenylphenacylphosphonium bromide
6048-29-9

triphenylphenacylphosphonium bromide

E

acetophenone
98-86-2

acetophenone

Conditions
ConditionsYield
In benzene for 6h; Product distribution; Mechanism; Heating;A 7.3%
B n/a
C 13%
D 73%
E n/a
methyl N-benzoyl-α-triphenylphosphonioglycinate bromide

methyl N-benzoyl-α-triphenylphosphonioglycinate bromide

A

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

B

α-(N-benzoylamino)methyltriphenylphosphonium bromide
28387-29-3

α-(N-benzoylamino)methyltriphenylphosphonium bromide

Conditions
ConditionsYield
With triphenylphosphine hydrobromide; triphenylphosphine at 115℃; under 1 - 2 Torr; for 1.5h;A n/a
B 71.5%
Stage #1: methyl N-benzoyl-α-triphenylphosphonioglycinate bromide at 25℃; under 1 - 2 Torr; for 1h;
Stage #2: at 155℃; for 0.5h;
A 55.4%
B 27%
bromobenzene
108-86-1

bromobenzene

/PBFRI043-1235/

/PBFRI043-1235/

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
With oct-1-ene; nickel dibromide In tetrahydrofuran Heating;56%
methyl N-acetyl-α-triphenylphosphoniumglycinate bromide
1314805-21-4

methyl N-acetyl-α-triphenylphosphoniumglycinate bromide

A

C10H14N2O6

C10H14N2O6

B

(N-Acetylamino)methyltriphenylphosphonium bromide
1314805-28-1

(N-Acetylamino)methyltriphenylphosphonium bromide

C

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
Stage #1: methyl N-acetyl-α-triphenylphosphoniumglycinate bromide at 25℃; under 1 - 2 Torr; for 1h;
Stage #2: at 140 - 150℃; for 0.5h;
A 19.4%
B 49.5%
C 37.2%
Methylenetriphenylphosphorane
19493-09-5

Methylenetriphenylphosphorane

A

(chloromethyl)triphenylphosphonium bromide
111441-95-3

(chloromethyl)triphenylphosphonium bromide

B

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

C

Dichlormethyl-triphenyl-phosphonium-bromid
1826-86-4

Dichlormethyl-triphenyl-phosphonium-bromid

Conditions
ConditionsYield
With 1,1-difluorotetrachloroethane In diethyl ether at -78℃; for 0.5h;A 40%
B 35%
C 15%
Methylenetriphenylphosphorane
19493-09-5

Methylenetriphenylphosphorane

A

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

B

iodomethyl triphenylphosphonium bromide
98822-67-4

iodomethyl triphenylphosphonium bromide

C

Diiodomethyl-triphenyl-phosphonium; bromide
117747-27-0

Diiodomethyl-triphenyl-phosphonium; bromide

Conditions
ConditionsYield
With 1-chloro-1,1,2,2-tetrafluoro-2-iodo-ethane In diethyl ether at -78℃; for 0.5h;A 31%
B 40%
C 5 % Spectr.
Br(1-)*C26H29NO3P(1+)
1314805-22-5

Br(1-)*C26H29NO3P(1+)

A

C16H26N2O6
498572-95-5

C16H26N2O6

B

Br(1-)*C24H27NOP(1+)
1314805-30-5

Br(1-)*C24H27NOP(1+)

C

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
Stage #1: Br(1-)*C26H29NO3P(1+) at 25℃; under 1 - 2 Torr; for 1h;
Stage #2: at 120℃; for 0.5h;
A 22.9%
B 34.5%
C 21.8%
Methylenetriphenylphosphorane
19493-09-5

Methylenetriphenylphosphorane

A

(bromomethyl)triphenyl phosphonium bromide
1034-49-7

(bromomethyl)triphenyl phosphonium bromide

B

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

C

tribromomethyltriphenylphosphonium bromide
56506-89-9

tribromomethyltriphenylphosphonium bromide

D

(dibromomethyl)(triphenyl)phosphonium bromide
56506-90-2

(dibromomethyl)(triphenyl)phosphonium bromide

Conditions
ConditionsYield
With 1,2-dibromo-1,1,2,2-tetrafluoroethane In diethyl ether at -78℃; for 0.5h;A 18%
B 35 % Spectr.
C 24 % Spectr.
D 13 % Spectr.
5-bromo-4-methoxy-3-phenylfuran-2(5H)-one
100074-67-7

5-bromo-4-methoxy-3-phenylfuran-2(5H)-one

triphenylphosphine
603-35-0

triphenylphosphine

A

methyl bromide
74-83-9

methyl bromide

B

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

C

2,5-dihydro-2-oxo-3-phenyl-5-triphenylphosphoniumfuran-4-olate
100074-79-1

2,5-dihydro-2-oxo-3-phenyl-5-triphenylphosphoniumfuran-4-olate

Conditions
ConditionsYield
In benzene for 2h; Product distribution; Mechanism; Heating;A n/a
B 8%
C 65.3 g
In benzene for 2h; Heating;A n/a
B 8%
C 65.3 g
(2-Isobutyryl-vinyl)-triphenylphosphoniumbromid

(2-Isobutyryl-vinyl)-triphenylphosphoniumbromid

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
In methanol
triphenylphosphine hydrobromide
6399-81-1

triphenylphosphine hydrobromide

methoxybenzene
100-66-3

methoxybenzene

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
at 160 - 170℃;
4-bromo-1,1-dimethoxypentane
89940-00-1

4-bromo-1,1-dimethoxypentane

triphenylphosphine
603-35-0

triphenylphosphine

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

2-methyl-1,2-epoxypropane
558-30-5

2-methyl-1,2-epoxypropane

triphenylphosphine
603-35-0

triphenylphosphine

A

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

B

(2-Methyl-propenyl)-triphenyl-phosphonium; bromide
53101-88-5

(2-Methyl-propenyl)-triphenyl-phosphonium; bromide

Conditions
ConditionsYield
With hydrogen bromide; phenol 1.) 100 deg C, 24 h; Yield given. Multistep reaction. Yields of byproduct given;
epoxy-1,2 propyl-2 pentane
98560-25-9

epoxy-1,2 propyl-2 pentane

triphenylphosphine
603-35-0

triphenylphosphine

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Conditions
ConditionsYield
With hydrogen bromide; phenol 1.) 100 deg C, 24 h; Yield given. Multistep reaction;
cis-24-bromotetracos-12-enal ethylene acetal
84451-53-6

cis-24-bromotetracos-12-enal ethylene acetal

triphenylphosphine
603-35-0

triphenylphosphine

A

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

B

cis-23-(dioxolan-2-yl)tricos-12-enyltriphenylphosphonium bromide
113309-15-2

cis-23-(dioxolan-2-yl)tricos-12-enyltriphenylphosphonium bromide

Conditions
ConditionsYield
With trimethyl orthoformate
cis-24-bromotetracos-12-enal ethylene acetal
113309-14-1

cis-24-bromotetracos-12-enal ethylene acetal

triphenylphosphine
603-35-0

triphenylphosphine

A

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

B

trans-23-(dioxolan-2-yl)tricos-12-enyltriphenylphosphonium bromide
113309-16-3

trans-23-(dioxolan-2-yl)tricos-12-enyltriphenylphosphonium bromide

Conditions
ConditionsYield
With trimethyl orthoformate
triphenylphosphine
603-35-0

triphenylphosphine

methyloxirane
75-56-9, 16033-71-9

methyloxirane

A

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

B

(2-hydroxypropyl)triphenylphosphonium bromide
3020-30-2

(2-hydroxypropyl)triphenylphosphonium bromide

C

(E)-prop-1-en-1-yl-triphenylphosphonium bromide
28691-76-1

(E)-prop-1-en-1-yl-triphenylphosphonium bromide

Conditions
ConditionsYield
Product distribution; multistep reaction; variation of temperature and reaction time;
With hydrogen bromide; phenol 1.) 100 deg C, 24 h; Yield given. Multistep reaction. Yields of byproduct given;
triphenylphosphine
603-35-0

triphenylphosphine

1,2-Epoxyoctane
2984-50-1

1,2-Epoxyoctane

A

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

B

((E)-Oct-1-enyl)-triphenyl-phosphonium; bromide

((E)-Oct-1-enyl)-triphenyl-phosphonium; bromide

C

((E)-Oct-2-enyl)-triphenyl-phosphonium; bromide
56318-76-4, 88518-02-9

((E)-Oct-2-enyl)-triphenyl-phosphonium; bromide

Conditions
ConditionsYield
With hydrogen bromide; phenol 1.) 100 deg C, 24 h; Yield given. Multistep reaction. Yields of byproduct given;
benzophenone
119-61-9

benzophenone

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

1,1-Diphenylethylene
530-48-3

1,1-Diphenylethylene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran
Stage #2: benzophenone In tetrahydrofuran at 20℃; for 6h; Wittig reaction;
100%
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran at 0℃; for 1h; Inert atmosphere;
Stage #2: benzophenone In tetrahydrofuran at 20℃; Inert atmosphere;
94%
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In diethyl ether at 20℃; for 0.25h; Inert atmosphere;
Stage #2: benzophenone In diethyl ether at 0℃; for 15h; Inert atmosphere;
87%
benzyl 4-oxo-1-piperidinecarboxylate
19099-93-5

benzyl 4-oxo-1-piperidinecarboxylate

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

benzyl 4-methylene-1-piperidinecarboxylate
138163-12-9

benzyl 4-methylene-1-piperidinecarboxylate

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 0 - 20℃; for 1h;
Stage #2: benzyl 4-oxo-1-piperidinecarboxylate In tetrahydrofuran at 0 - 20℃;
100%
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran at 0℃; for 2h; Wittig Reaction; Inert atmosphere;
Stage #2: benzyl 4-oxo-1-piperidinecarboxylate In tetrahydrofuran at 0 - 20℃; for 4h; Wittig Reaction; Inert atmosphere;
92%
Stage #1: Methyltriphenylphosphonium bromide With lithium hexamethyldisilazane In tetrahydrofuran at 0℃; for 1h;
Stage #2: benzyl 4-oxo-1-piperidinecarboxylate In tetrahydrofuran for 2h;
81%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(1R,4aS,8aS)-(-)-1,2,3,4,4a,5,6,7,8,8a-decahydro-5,5,8a-trimethyl-2-oxo-1-naphthaleneacetonitrile
91547-83-0

(1R,4aS,8aS)-(-)-1,2,3,4,4a,5,6,7,8,8a-decahydro-5,5,8a-trimethyl-2-oxo-1-naphthaleneacetonitrile

(1S,4aS,8aS)-(+)-1,2,3,4,4a,5,6,7,8,8a-decahydro-5,5,8a-trimethyl-2-methylene-1-naphthaleneacetonitrile
124462-80-2

(1S,4aS,8aS)-(+)-1,2,3,4,4a,5,6,7,8,8a-decahydro-5,5,8a-trimethyl-2-methylene-1-naphthaleneacetonitrile

Conditions
ConditionsYield
With sodium amide In tetrahydrofuran at 20℃; for 3.5h; Wittig reaction;100%
With n-butyllithium 1. DME, n-hexane, 0 deg C, 1.5 h 2. DME, 2 h, room temperature; Yield given. Multistep reaction;
With sodium hydride 1.) DMSO, 15 min, 2.) DMSO, 75 deg C, 5 h; Yield given. Multistep reaction;
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

Methylenetriphenylphosphorane
19493-09-5

Methylenetriphenylphosphorane

Conditions
ConditionsYield
With ammonia; sodium amide100%
With sodium hexamethyldisilazane In diethyl ether Glovebox; Inert atmosphere;98%
With phenyllithium In dibutyl ether at 0 - 20℃; for 3.5h; Inert atmosphere; Glovebox; Schlenk technique;87%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

diphenyl(methyl)phosphine oxide
2129-89-7

diphenyl(methyl)phosphine oxide

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With water for 0.5h; Reflux;
Stage #2: With sodium hydroxide for 2h; Reflux;
100%
With sodium hydroxide for 1h; Heating;95%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

salicylaldehyde
90-02-8

salicylaldehyde

2-allylphenol
695-84-1

2-allylphenol

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 20℃; for 2h; Wittig Olefination;
Stage #2: salicylaldehyde In tetrahydrofuran at -78 - 30℃; Wittig Olefination;
100%
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 20℃; for 2h;
Stage #2: salicylaldehyde In tetrahydrofuran at -78 - 20℃;
100%
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 23℃; for 2h;
Stage #2: salicylaldehyde In tetrahydrofuran at -78 - 23℃; for 20h;
98%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

ortho-bromobenzaldehyde
6630-33-7

ortho-bromobenzaldehyde

2-bromostyrene
2039-88-5

2-bromostyrene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 20℃; for 2h; Wittig Olefination;
Stage #2: ortho-bromobenzaldehyde In tetrahydrofuran at 0 - 20℃; for 12h; Wittig Olefination;
100%
With n-butyllithium In tetrahydrofuran99%
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In diethyl ether at 20℃; for 0.25h; Inert atmosphere;
Stage #2: ortho-bromobenzaldehyde In diethyl ether at 0℃; for 15h; Inert atmosphere;
93%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

1-naphthaldehyde
66-77-3

1-naphthaldehyde

1-vinylnaphthalene
826-74-4

1-vinylnaphthalene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In toluene at 0 - 20℃; for 4.5h;
Stage #2: 1-naphthaldehyde In toluene at 0 - 20℃;
100%
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In toluene at 0 - 20℃; for 4.5h;
Stage #2: 1-naphthaldehyde In toluene at 0 - 20℃;
100%
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In toluene at 0 - 20℃; for 4.5h;
Stage #2: 1-naphthaldehyde In toluene at 0 - 20℃;
100%
(E)-3-phenylpropenal
14371-10-9

(E)-3-phenylpropenal

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(E)-1-Phenyl-1,3-butadiene
16939-57-4

(E)-1-Phenyl-1,3-butadiene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran; hexane at 0℃; for 0.25h; Inert atmosphere;
Stage #2: (E)-3-phenylpropenal In tetrahydrofuran; hexane at 0 - 20℃; Inert atmosphere;
100%
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran; cyclohexane at 0℃; for 0.25h;
Stage #2: (E)-3-phenylpropenal In tetrahydrofuran; cyclohexane at 0 - 20℃; for 2h; Wittig olefination;
96%
Stage #1: Methyltriphenylphosphonium bromide In tetrahydrofuran; hexane at 0℃; for 0.25h; Inert atmosphere;
Stage #2: (E)-3-phenylpropenal In tetrahydrofuran; hexane at 0 - 20℃; for 10h; Inert atmosphere;
96%
cyclohexanedione monoethylene ketal
4746-97-8

cyclohexanedione monoethylene ketal

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

8-methylene-1,4-dioxaspiro[4.5]decane
51656-90-7

8-methylene-1,4-dioxaspiro[4.5]decane

Conditions
ConditionsYield
With potassium tert-butylate In benzene at 25℃; for 1h;100%
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran; hexane at -78 - 0℃; for 0.666667h;
Stage #2: cyclohexanedione monoethylene ketal In tetrahydrofuran; hexane at 20℃;
92%
With sodium hydride In dimethyl sulfoxide90%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

4-chloronicotinaldehyde
114077-82-6

4-chloronicotinaldehyde

4-chloro-3-vinylpyridine
223573-95-3

4-chloro-3-vinylpyridine

Conditions
ConditionsYield
With lithium diisopropyl amide In tetrahydrofuran100%
With tert.-butyl lithium In diethyl ether; pentane at -78 - 20℃; Wittig Olefination; Inert atmosphere;50%
With n-butyllithium In tetrahydrofuran
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(+)-(3S,4R,5R,6R)-5-benzyloxy-7-tert-butyldiphenylsilyloxy-2,2-dimethyl-3-methoxy-4,6-methylenedioxyheptanal
289666-94-0

(+)-(3S,4R,5R,6R)-5-benzyloxy-7-tert-butyldiphenylsilyloxy-2,2-dimethyl-3-methoxy-4,6-methylenedioxyheptanal

(+)-(4S,5R,6R,7R)-6-benzyloxy-8-tert-butyldiphenylsilyloxy-3,3-dimethyl-4-methoxy-5,7-methylenedioxyoctyl-1-ene
289667-02-3

(+)-(4S,5R,6R,7R)-6-benzyloxy-8-tert-butyldiphenylsilyloxy-3,3-dimethyl-4-methoxy-5,7-methylenedioxyoctyl-1-ene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran; hexane at 65℃; for 0.25h;
Stage #2: (+)-(3S,4R,5R,6R)-5-benzyloxy-7-tert-butyldiphenylsilyloxy-2,2-dimethyl-3-methoxy-4,6-methylenedioxyheptanal In tetrahydrofuran; hexane at 0℃; for 0.333333h; Wittig reaction;
100%
With n-butyllithium at 0 - 20℃; Wittig reaction;100%
4,15-diformyl[2.2]paracyclophane
288156-11-6

4,15-diformyl[2.2]paracyclophane

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

pseudo-gem-divinyl<2.2>paracyclophane
111870-60-1

pseudo-gem-divinyl<2.2>paracyclophane

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 0 - 20℃; Wittig reaction; Inert atmosphere;
Stage #2: 4,15-diformyl[2.2]paracyclophane In tetrahydrofuran Wittig reaction; Inert atmosphere; Cooling with ice;
100%
With n-butyllithium In tetrahydrofuran; hexane at 20℃; for 18h; Wittig reaction;85%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

1-O-Benzyl-2-O-[(3R,7R,11R)-3,7,11,15-tetramethylhexadecanyl]-3-O-[(3R,7R,11S,15S)-15-formyl-3,7,11,15-tetramethylpentadecanyl]-sn-glycerol
307949-94-6

1-O-Benzyl-2-O-[(3R,7R,11R)-3,7,11,15-tetramethylhexadecanyl]-3-O-[(3R,7R,11S,15S)-15-formyl-3,7,11,15-tetramethylpentadecanyl]-sn-glycerol

1-O-Benzyl-2-O-[(3R,7R,11R)-3,7,11,15-tetramethylhexadecanyl]-3-O-[(3R,7R,11S,15S)-3,7,11,15-tetramethylheptadec-16-enyl]-sn-glycerol
307949-95-7

1-O-Benzyl-2-O-[(3R,7R,11R)-3,7,11,15-tetramethylhexadecanyl]-3-O-[(3R,7R,11S,15S)-3,7,11,15-tetramethylheptadec-16-enyl]-sn-glycerol

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In hexane at -78 - 20℃; for 0.666667h; Dehydrobromination;
Stage #2: 1-O-Benzyl-2-O-[(3R,7R,11R)-3,7,11,15-tetramethylhexadecanyl]-3-O-[(3R,7R,11S,15S)-15-formyl-3,7,11,15-tetramethylpentadecanyl]-sn-glycerol In tetrahydrofuran; hexane at -78 - -25℃; for 1.25h; Condensation; Wittig reaction; Further stages.;
100%
4-isopropyl-5-oxo-hexanenitrile
34041-01-5

4-isopropyl-5-oxo-hexanenitrile

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

4-isopropyl-5-methyl-hex-5-enenitrile
365978-53-6

4-isopropyl-5-methyl-hex-5-enenitrile

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With sodium hydride In dimethyl sulfoxide at 25℃;
Stage #2: 4-isopropyl-5-oxo-hexanenitrile In dimethyl sulfoxide for 1h;
100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

((R)-3,4-Dihydroxy-2,2,3-trimethyl-cyclopentyl)-acetaldehyde

((R)-3,4-Dihydroxy-2,2,3-trimethyl-cyclopentyl)-acetaldehyde

(S)-4-Allyl-1,5,5-trimethyl-cyclopentane-1,2-diol
383196-60-9

(S)-4-Allyl-1,5,5-trimethyl-cyclopentane-1,2-diol

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran for 0.5h; Wittig olefination;100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(6R)-(t-butyldimethylsilanyloxymethyl)-(2R)-ethynyl-(3R)-(triisopropylsilanyloxy)-tetrahydropyran-4-one
310398-06-2

(6R)-(t-butyldimethylsilanyloxymethyl)-(2R)-ethynyl-(3R)-(triisopropylsilanyloxy)-tetrahydropyran-4-one

(6R)-(t-butyldimethylsilanyloxymethyl)-(2R)-ethynyl-4-methylene-(3S)-(triisopropylsilanoxy)-tetrahydropyran
310398-07-3

(6R)-(t-butyldimethylsilanyloxymethyl)-(2R)-ethynyl-4-methylene-(3S)-(triisopropylsilanoxy)-tetrahydropyran

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran; hexane at 20℃; for 1.5h;
Stage #2: (6R)-(t-butyldimethylsilanyloxymethyl)-(2R)-ethynyl-(3R)-(triisopropylsilanyloxy)-tetrahydropyran-4-one In tetrahydrofuran; hexane at 20℃; for 2.5h; Further stages.;
100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

C13H18O

C13H18O

C14H20

C14H20

Conditions
ConditionsYield
With sodium hydride In dimethyl sulfoxide for 72h;100%
1H-indol-2-ylcarboxaldehyde
19005-93-7

1H-indol-2-ylcarboxaldehyde

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

2-vinyl-1H-indole
53654-35-6

2-vinyl-1H-indole

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium hexamethylsilazane In tetrahydrofuran; toluene at 20℃; for 0.5h;
Stage #2: 1H-indol-2-ylcarboxaldehyde In tetrahydrofuran; toluene at 20℃; for 2h; Wittig reaction;
100%
Stage #1: Methyltriphenylphosphonium bromide With sodium hexamethyldisilazane In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
Stage #2: 1H-indol-2-ylcarboxaldehyde In tetrahydrofuran at 20℃; for 14h; Inert atmosphere;
92%
With potassium hexamethylsilazane In tetrahydrofuran; toluene at 23℃; for 3h;90%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

2-isopropoxybiphenyl-3-carbaldehyde
478942-83-5

2-isopropoxybiphenyl-3-carbaldehyde

2-isopropoxy-3-vinyl-1,1'-biphenyl
478942-85-7

2-isopropoxy-3-vinyl-1,1'-biphenyl

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 22℃; for 2h;
Stage #2: 2-isopropoxybiphenyl-3-carbaldehyde In tetrahydrofuran at -78 - 22℃; Wittig olefination;
100%
Stage #1: Methyltriphenylphosphonium bromide With sodium t-butanolate In tetrahydrofuran at 20℃; for 1h; Inert atmosphere;
Stage #2: 2-isopropoxybiphenyl-3-carbaldehyde In tetrahydrofuran at -78 - 20℃; Inert atmosphere;
99%
With potassium tert-butylate In diethyl ether at 0℃; Wittig olefination;88%
Stage #1: Methyltriphenylphosphonium bromide With sodium t-butanolate In diethyl ether at 20℃; for 0.5h; Wittig Olefination; Inert atmosphere;
Stage #2: 2-isopropoxybiphenyl-3-carbaldehyde In diethyl ether at 20℃; for 0.5h; Wittig Olefination; Inert atmosphere;
55%
With potassium tert-butylate In diethyl ether at 0℃; for 0.166667h; Wittig reaction;
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

3-formyl-1H-indole-2-carboxylic acid (but-3-enyl)amide
519033-40-0

3-formyl-1H-indole-2-carboxylic acid (but-3-enyl)amide

3-vinyl-1H-indole-2-carboxylic acid (but-3-enyl)amide
519033-41-1

3-vinyl-1H-indole-2-carboxylic acid (but-3-enyl)amide

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With n-butyllithium In tetrahydrofuran; hexane at 0 - 20℃; for 3h;
Stage #2: 3-formyl-1H-indole-2-carboxylic acid (but-3-enyl)amide In tetrahydrofuran; hexane at 20℃; for 2h;
100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(1S,4aS,8aR)-1α-(2-methoxybenzyl)-1β,2β,4aβ-trimethyl-1,2,3,4,4a,7,8,8aα-octahydronaphthalene-5(6H)-one
481656-25-1

(1S,4aS,8aR)-1α-(2-methoxybenzyl)-1β,2β,4aβ-trimethyl-1,2,3,4,4a,7,8,8aα-octahydronaphthalene-5(6H)-one

(1S,4aS,8aR)-1α-(2-methoxybenzyl)-1β,2β,4aβ-trimethyl-5-(methylene)decahydronaphthalene
481656-15-9

(1S,4aS,8aR)-1α-(2-methoxybenzyl)-1β,2β,4aβ-trimethyl-5-(methylene)decahydronaphthalene

Conditions
ConditionsYield
With potassium tert-butylate In benzene Heating;100%
With potassium tert-butylate In benzene for 12h; Wittig reaction; Heating;100%
With potassium tert-butylate In benzene for 12h; Wittig reaction; heating;100%
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In benzene for 2h; Wittig methylenation; Inert atmosphere; Reflux;
Stage #2: (1S,4aS,8aR)-1α-(2-methoxybenzyl)-1β,2β,4aβ-trimethyl-1,2,3,4,4a,7,8,8aα-octahydronaphthalene-5(6H)-one In benzene for 12h; Wittig methylenation; Inert atmosphere; Reflux;
100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

C91H108O17

C91H108O17

C92H110O16

C92H110O16

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide; C91H108O17 With sodium hexamethyldisilazane In tetrahydrofuran at 0℃; for 1h; Wittig reaction;
Stage #2: Methyltriphenylphosphonium bromide With sodium hexamethyldisilazane In tetrahydrofuran at 0℃; for 0.5h; Wittig reaction; Further stages.;
100%
Stage #1: Methyltriphenylphosphonium bromide With sodium hexamethyldisilazane In tetrahydrofuran at 0℃; for 0.333333h;
Stage #2: C91H108O17 In tetrahydrofuran at 0℃; for 0.5h;
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

2-isopropoxy-4-methoxybenzene-1-carboaldehyde
107811-48-3

2-isopropoxy-4-methoxybenzene-1-carboaldehyde

1-methoxy-5-isopropoxy-4-vinylbenzene

1-methoxy-5-isopropoxy-4-vinylbenzene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 22℃; for 2h;
Stage #2: 2-isopropoxy-4-methoxybenzene-1-carboaldehyde In tetrahydrofuran at -78 - 22℃; Wittig olefination;
100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

2-isopropoxy-5-methoxybenzaldehyde

2-isopropoxy-5-methoxybenzaldehyde

2-isopropoxy-5-methoxy-1-vinylbenzene
623902-72-7

2-isopropoxy-5-methoxy-1-vinylbenzene

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With potassium tert-butylate In tetrahydrofuran at 22℃; for 2h;
Stage #2: 2-isopropoxy-5-methoxybenzaldehyde In tetrahydrofuran at -78 - 22℃; Wittig olefination;
100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(3aR,5R,6S,8aR,9R,9aS)-5-Hydroxy-5-isopropenyl-9-isopropyl-2,2,6,8a-tetramethyl-3a,5,6,7,8,8a,9,9a-octahydro-1,3-dioxa-cyclopenta[a]azulene-6-carbaldehyde

(3aR,5R,6S,8aR,9R,9aS)-5-Hydroxy-5-isopropenyl-9-isopropyl-2,2,6,8a-tetramethyl-3a,5,6,7,8,8a,9,9a-octahydro-1,3-dioxa-cyclopenta[a]azulene-6-carbaldehyde

(3aR,5R,6R,8aR,9R,9aS)-5-Isopropenyl-9-isopropyl-2,2,6,8a-tetramethyl-6-vinyl-3a,5,6,7,8,8a,9,9a-octahydro-1,3-dioxa-cyclopenta[a]azulen-5-ol

(3aR,5R,6R,8aR,9R,9aS)-5-Isopropenyl-9-isopropyl-2,2,6,8a-tetramethyl-6-vinyl-3a,5,6,7,8,8a,9,9a-octahydro-1,3-dioxa-cyclopenta[a]azulen-5-ol

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran Wittig reaction;100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(3aS,4S,7aR)-4-Benzyloxymethyl-2,3,3a,4,5,7a-hexahydro-benzofuran-2-ol

(3aS,4S,7aR)-4-Benzyloxymethyl-2,3,3a,4,5,7a-hexahydro-benzofuran-2-ol

(1R,5S,6S)-5-benzyloxymethyl-6-(2-propenyl)-2-cyclohex-1-ol
654680-31-6

(1R,5S,6S)-5-benzyloxymethyl-6-(2-propenyl)-2-cyclohex-1-ol

Conditions
ConditionsYield
Stage #1: Methyltriphenylphosphonium bromide With sodium hexamethyldisilazane In tetrahydrofuran for 0.25h;
Stage #2: (3aS,4S,7aR)-4-Benzyloxymethyl-2,3,3a,4,5,7a-hexahydro-benzofuran-2-ol In tetrahydrofuran at -78℃; for 0.333333h; Wittig reaction;
Stage #3: In tetrahydrofuran for 2h; Wittig reaction; Heating;
100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(E)-3-[(Z)-(2R,8S,9R)-8-(tert-Butyl-diphenyl-silanyloxy)-9-(tert-butyl-diphenyl-silanyloxymethyl)-2,3,4,7,8,9-hexahydro-oxonin-2-yl]-2-methyl-propenal
749924-32-1

(E)-3-[(Z)-(2R,8S,9R)-8-(tert-Butyl-diphenyl-silanyloxy)-9-(tert-butyl-diphenyl-silanyloxymethyl)-2,3,4,7,8,9-hexahydro-oxonin-2-yl]-2-methyl-propenal

(Z)-(2R,3S,9R)-3-(tert-Butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-9-((E)-2-methyl-buta-1,3-dienyl)-2,3,4,7,8,9-hexahydro-oxonine
749924-33-2

(Z)-(2R,3S,9R)-3-(tert-Butyl-diphenyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-9-((E)-2-methyl-buta-1,3-dienyl)-2,3,4,7,8,9-hexahydro-oxonine

Conditions
ConditionsYield
With n-butyllithium at -78℃; for 2h; Wittig methylenation;100%
2,2'-diformyl-5,5',6,6'-tetramethoxybiphenyl
31477-10-8

2,2'-diformyl-5,5',6,6'-tetramethoxybiphenyl

Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

2,2'-divinyl-5,5',6,6'-tetramethoxybiphenyl
790220-94-9

2,2'-divinyl-5,5',6,6'-tetramethoxybiphenyl

Conditions
ConditionsYield
With n-butyllithium In tetrahydrofuran; hexane at 20℃; for 24h; Wittig reaction;100%
Methyltriphenylphosphonium bromide
1779-49-3

Methyltriphenylphosphonium bromide

(2R,3R,4S,5R)-2,3-O-isopropylidene-2,3-dihydroxy-4,5-epoxycyclopentanone
247191-04-4

(2R,3R,4S,5R)-2,3-O-isopropylidene-2,3-dihydroxy-4,5-epoxycyclopentanone

(2S,3S,4S,5R)-1-methylene-2,3-O-isopropylidene-2,3-dihydroxy-4,5-epoxycyclopentane
247191-05-5

(2S,3S,4S,5R)-1-methylene-2,3-O-isopropylidene-2,3-dihydroxy-4,5-epoxycyclopentane

Conditions
ConditionsYield
With sodium amide In tetrahydrofuran at 25℃; for 1h;100%
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