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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's 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. DayangChem can provide different quantities

Propynal

Cas:624-67-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

624-67-9 PROPYNAL

Cas:624-67-9

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

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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

Wholesale price CAS 624-67-9 with best price

Cas:624-67-9

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

2-Propynal

Cas:624-67-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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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

2-Propynal

Cas:624-67-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

2-Propynal

Cas:624-67-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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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

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Cas:624-67-9

Min.Order:0 Metric Ton

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KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

624-67-9 CAS NO.624-67-9

Cas:624-67-9

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

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Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

Propynal

Cas:624-67-9

Min.Order:0

Negotiable

Type:Other

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Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

2-Propynal

Cas:624-67-9

Min.Order:0

Negotiable

Type:Other

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Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

2-Propynal

Cas:624-67-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

2-Propynal

Cas:624-67-9

Min.Order:0

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Type:Lab/Research institutions

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Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support

Propynal

Cas:624-67-9

Min.Order:0

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Type:Lab/Research institutions

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Guangdong Juda Chemical Industrial Co.,Limited

Appearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

PROPYNAL CAS No.624-67-9

Cas:624-67-9

Min.Order:0

Negotiable

Type:Trading Company

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Changchun Artel lmport and Export trade company

Supply top quality products with a reasonable price Application:api

624-67-9

Cas:624-67-9

Min.Order:0

Negotiable

Type:Trading Company

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Hangzhou Fandachem Co.,Ltd

2-PropynalAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

2-Propynal

Cas:624-67-9

Min.Order:0

Negotiable

Type:Other

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Wuhan ZeShanCheng Biomedical Technology Co., Ltd.

1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highl

2-Propynal

Cas:624-67-9

Min.Order:0

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Type:Trading Company

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Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

PROPYNAL

Cas:624-67-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

624-67-9

Cas:624-67-9

Min.Order:0

Negotiable

Type:Trading Company

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Chemsigma International Co.,Ltd.

bulk?production Application:Pharmaceutical intermediates

Propiolic aldehyde

Cas:624-67-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

PROPYNAL

Cas:624-67-9

Min.Order:0

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Type:Trading Company

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LEAP CHEM Co., Ltd.

Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

PROPYNAL

Cas:624-67-9

Min.Order:0

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Type:Trading Company

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Amadis Chemical Co., Ltd.

1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

2-Propynal

Cas:624-67-9

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

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Changzhou Extraordinary Pharmatech co.,LTD

Changzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa

2-Propynal

Cas:624-67-9

Min.Order:1 Gram

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Type:Lab/Research institutions

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Jilin haofei import and export trade Co.,Ltd

Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

Propynal CAS NO.624-67-9

Cas:624-67-9

Min.Order:0

Negotiable

Type:Trading Company

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Nanjing Chemlin Chemical Co., Ltd.

Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co

624-67-9

Cas:624-67-9

Min.Order:0

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Type:Trading Company

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Henan Fine Chemicals Co., Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & CommercialHenan Fine Chemicals Co., LTD. is a diversified technology - oriented integrated company, which mainly concentrates on fine chemicals. Our company is committed to becom

Propynal

Cas:624-67-9

Min.Order:0

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Type:Trading Company

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AOPHARM

Aopharm is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in modes of

PROPYNAL

Cas:624-67-9

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Shanghai united Scientific Co.,Ltd.

United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat

2-Propynal

Cas:624-67-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Hangzhou Neway Chemicals Co., Ltd.

best price

2-Propynal

Cas:624-67-9

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Synthetic route

10-(1-methoxy-2-propynyl)phenothiazine

10-(1-methoxy-2-propynyl)phenothiazine

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

10H-phenothiazine
92-84-2

10H-phenothiazine

Conditions
ConditionsYield
With sulfuric acid In 1,4-dioxane at 18℃;A n/a
B 95%
propargyl alcohol
107-19-7

propargyl alcohol

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With chromium(VI) oxide; sulfuric acid In water; butanone at 20 - 25℃; for 5h;91%
With chromium(VI) oxide; sulfuric acid In water; butanone at 20 - 25℃; under 760.051 Torr; for 1h;90%
With C6H12N2*2ClCrO3(1-)*2H(1+) In dichloromethane at 20℃; for 2h;85%
9-(1-methoxy-2-propynyl)carbazole

9-(1-methoxy-2-propynyl)carbazole

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

9H-carbazole
86-74-8

9H-carbazole

Conditions
ConditionsYield
With sulfuric acid In 1,4-dioxane at 18℃;A n/a
B 84%
dipropargyl ether
6921-27-3

dipropargyl ether

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

1,2-propanediene
463-49-0

1,2-propanediene

Conditions
ConditionsYield
at 750℃; under 0.001 - 0.01 Torr;A 80%
B n/a
N-methyl-3-formylindole
19012-03-4

N-methyl-3-formylindole

acetylenemagnesium bromide
4301-14-8

acetylenemagnesium bromide

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

3,3'-(prop-2-yne-1,1-diyl)bis(1-methyl-1H-indole)

3,3'-(prop-2-yne-1,1-diyl)bis(1-methyl-1H-indole)

Conditions
ConditionsYield
In tetrahydrofuran at 0℃; for 12h;A n/a
B 68%
DL-erythro-pentyne-(1)-triol-(3.4.5)
62842-54-0

DL-erythro-pentyne-(1)-triol-(3.4.5)

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With sodium periodate; water
phenyl propargyl sulfide
5651-88-7

phenyl propargyl sulfide

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With tert-butylhypochlorite In ethanol
N-methylpropargylamine
35161-71-8

N-methylpropargylamine

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
Yield given. Multistep reaction;
N-propargylbenzylamine
1197-51-9

N-propargylbenzylamine

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

benzaldehyde
100-52-7

benzaldehyde

Conditions
ConditionsYield
Yield given. Multistep reaction. Yields of byproduct given;
(Z)-1-methoxybut-1-en-3-yne
2798-73-4, 3685-19-6, 3685-20-9

(Z)-1-methoxybut-1-en-3-yne

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

Methyl formate
107-31-3

Methyl formate

Conditions
ConditionsYield
With air In chloroform-d1 for 1440h; Product distribution; Ambient temperature; daylight;
N-(ethyl)propargylamine
6943-44-8

N-(ethyl)propargylamine

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
Yield given. Multistep reaction;
butyl(prop-2-ynyl)amine
44768-33-4

butyl(prop-2-ynyl)amine

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
Yield given. Multistep reaction;
2-diazo-1-(2-cyclopropen-1-yl)ethanone
94923-08-7

2-diazo-1-(2-cyclopropen-1-yl)ethanone

A

3-buten-1-yne
689-97-4

3-buten-1-yne

B

Propargylic aldehyde
624-67-9

Propargylic aldehyde

C

1,3-cyclobutadiene
1120-53-2

1,3-cyclobutadiene

D

acetylene
74-86-2

acetylene

Conditions
ConditionsYield
at 450℃; bei 1E-6 Torr;
at 450℃; Irradiation; bei 1E-6 Torr;
1,2-dioxacyclohexa-3,4-diene

1,2-dioxacyclohexa-3,4-diene

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

formaldehyd
50-00-0

formaldehyd

Conditions
ConditionsYield
Thermodynamic data;
propargyl alcohol methyl ether
627-41-8

propargyl alcohol methyl ether

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With glucose-6-phosphate dehydrogenase; (S)-2-[3]pyridyl-pyrrolidine-1-carboxylic acid amide; D-glucose 6-phosphate; sodium phosphate buffer; rat liver microsomes; potassium chloride; semicarbazide hydrochloride; NADP; magnesium chloride other propargyllic comp.;
propargyl alcohol
107-19-7

propargyl alcohol

diluted Cr2O3-H2SO4

diluted Cr2O3-H2SO4

Propargylic aldehyde
624-67-9

Propargylic aldehyde

sulfuric acid
7664-93-9

sulfuric acid

propargyl alcohol
107-19-7

propargyl alcohol

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

Propiolic acid
471-25-0

Propiolic acid

Conditions
ConditionsYield
elektrochemische Oxydation an einer Bleidioxid-Anode;
acetylene
74-86-2

acetylene

carbon monoxide

carbon monoxide

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With steam; vanadia at 600℃;
diethyl-acetal

diethyl-acetal

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With sulfuric acid
dimethyl-acetal

dimethyl-acetal

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With sulfuric acid
hydrogenchloride
7647-01-0

hydrogenchloride

N,N'-prop-2-ynylidene-bis-carbamic acid diethyl ester
857829-15-3

N,N'-prop-2-ynylidene-bis-carbamic acid diethyl ester

Propargylic aldehyde
624-67-9

Propargylic aldehyde

DL-erythro-pentyne-(1)-triol-(3.4.5)
62842-54-0

DL-erythro-pentyne-(1)-triol-(3.4.5)

water
7732-18-5

water

sodium periodate

sodium periodate

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

formaldehyd
50-00-0

formaldehyd

C

formic acid
64-18-6

formic acid

hydrogenchloride
7647-01-0

hydrogenchloride

3-ethynyl-2,4-diaza-glutaric acid diamide

3-ethynyl-2,4-diaza-glutaric acid diamide

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

urea
57-13-6

urea

hydrogenchloride
7647-01-0

hydrogenchloride

N,N'-bis-(1-ureido-prop-2-ynyl)-urea

N,N'-bis-(1-ureido-prop-2-ynyl)-urea

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

urea
57-13-6

urea

formic acid
64-18-6

formic acid

Propiolaldehyde diethyl acetal
10160-87-9

Propiolaldehyde diethyl acetal

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

formic acid ethyl ester
109-94-4

formic acid ethyl ester

Conditions
ConditionsYield
at 20℃; for 3h; Esterification; Formolysis; Title compound not separated from byproducts;
Propiolaldehyde diethyl acetal
10160-87-9

Propiolaldehyde diethyl acetal

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
With sulfuric acid; hydroquinone at 80℃;
With hydrogenchloride at 40℃; for 0.5h;
propargyl alcohol
107-19-7

propargyl alcohol

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

Propiolic acid
471-25-0

Propiolic acid

Conditions
ConditionsYield
With air; RuO2 incorporated in ZSM-5 zeolite In toluene at 80℃; under 630.8 Torr; for 32h;
Propiolaldehyde diethyl acetal
10160-87-9

Propiolaldehyde diethyl acetal

A

Propargylic aldehyde
624-67-9

Propargylic aldehyde

B

propynal hydrate

propynal hydrate

C

1-ethoxy-prop-2-yn-1-ol
73506-25-9

1-ethoxy-prop-2-yn-1-ol

Conditions
ConditionsYield
With amberlyst-15; water In [D3]acetonitrile at 25℃;
dipropargyl ether
6921-27-3

dipropargyl ether

Propargylic aldehyde
624-67-9

Propargylic aldehyde

Conditions
ConditionsYield
Flash vacuum pyrolysis;
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(9S)-9-Methyl-1-phenylbicyclo<4.3.0>nona-1(2),3(4)-diene
126971-21-9

(9S)-9-Methyl-1-phenylbicyclo<4.3.0>nona-1(2),3(4)-diene

(1R,3aS,7aS)-7a-Methyl-1-phenyl-1,4,5,6,7,7a-hexahydro-1,3a-etheno-indene-9-carbaldehyde
126971-22-0

(1R,3aS,7aS)-7a-Methyl-1-phenyl-1,4,5,6,7,7a-hexahydro-1,3a-etheno-indene-9-carbaldehyde

Conditions
ConditionsYield
In benzene under 4875390 Torr; for 12h; Heating;100%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

bis(2-phenylethyl)phosphine oxide
27440-52-4

bis(2-phenylethyl)phosphine oxide

1-(diphenethylphosphoryl)-2-propyn-1-ol

1-(diphenethylphosphoryl)-2-propyn-1-ol

Conditions
ConditionsYield
In tetrahydrofuran at -10 - 22℃; for 0.5h;100%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

2-methyl-5-<(tert-butyldimethylsilyl)oxy>-1,3-pentadiene
179815-45-3

2-methyl-5-<(tert-butyldimethylsilyl)oxy>-1,3-pentadiene

1-formyl-6-<((tert-butyldimethylsilyl)oxy)methyl>-4-methyl-1,4-cyclohexadiene
104329-44-4

1-formyl-6-<((tert-butyldimethylsilyl)oxy)methyl>-4-methyl-1,4-cyclohexadiene

Conditions
ConditionsYield
In benzene at 120℃;98%
With hydroquinone In benzene at 110 - 120℃; for 24h;98%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-5-fluoro-1H-indol-2-yl)-3-methoxyacrylate

(E)-methyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-5-fluoro-1H-indol-2-yl)-3-methoxyacrylate

(3aR,11a1R)-3-tert-butyl 6-methyl 10-fluoro-4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-3-tert-butyl 6-methyl 10-fluoro-4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-methyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-5-fluoro-1H-indol-2-yl)-3-methoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
97%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 2-(3-(2-(benzyloxycarbonylamino)ethyl)-1H-indol-2-yl)-3-methoxyacrylate

(E)-methyl 2-(3-(2-(benzyloxycarbonylamino)ethyl)-1H-indol-2-yl)-3-methoxyacrylate

(3aR,11a1R)-3-benzyl 6-methyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-3-benzyl 6-methyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-methyl 2-(3-(2-(benzyloxycarbonylamino)ethyl)-1H-indol-2-yl)-3-methoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
96%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

O,O-dimethyl phosphorodithioic acid
756-80-9

O,O-dimethyl phosphorodithioic acid

3-(dimethoxyphosphinothioylthio)acrolein
95601-21-1

3-(dimethoxyphosphinothioylthio)acrolein

Conditions
ConditionsYield
In tetrachloromethane at 25℃; for 16h;95%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

β-(E)-iodoacrolein
151160-05-3

β-(E)-iodoacrolein

Conditions
ConditionsYield
With sulfuric acid; sodium iodide In diethyl ether; water at 0℃; for 2h; Inert atmosphere;95%
With sulfuric acid; sodium iodide In diethyl ether; water at 0℃; for 1h;83%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

C20H19BrN2O4S

C20H19BrN2O4S

C23H21BrN2O5S

C23H21BrN2O5S

Conditions
ConditionsYield
With (2S,5S)-5-benzyl-2-(tert-butyl)-3-methylimidazolidin-4-one; trichloroacetic acid In toluene at 10℃; Michael Addition; enantioselective reaction;95%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

3-Methoxy-17-phenyl-1,3,5(10),14(15),16(17)-estrapentaene
109900-56-3

3-Methoxy-17-phenyl-1,3,5(10),14(15),16(17)-estrapentaene

C28H28O2
109900-44-9

C28H28O2

Conditions
ConditionsYield
94%
In dichloromethane under 4875390 Torr; for 24h; Ambient temperature;93%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-ethyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-1H-indol-2-yl)-3-ethoxyacrylate

(E)-ethyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-1H-indol-2-yl)-3-ethoxyacrylate

(3aR,11a1R)-3-tert-butyl 6-ethyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-3-tert-butyl 6-ethyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-ethyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-1H-indol-2-yl)-3-ethoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
94%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-ethyl 2-(3-(2-(benzyloxycarbonylamino)ethyl)-1H-indol-2-yl)-3-ethoxyacrylate

(E)-ethyl 2-(3-(2-(benzyloxycarbonylamino)ethyl)-1H-indol-2-yl)-3-ethoxyacrylate

(3aR,11a1R)-3-benzyl 6-ethyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-3-benzyl 6-ethyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-ethyl 2-(3-(2-(benzyloxycarbonylamino)ethyl)-1H-indol-2-yl)-3-ethoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
94%
methanol
67-56-1

methanol

Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 2-(3-(2-acetoxyethyl)-1H-indol-2-yl)-3-methoxyacrylate

(E)-methyl 2-(3-(2-acetoxyethyl)-1H-indol-2-yl)-3-methoxyacrylate

(4S,4aS)-methyl 4a-(2-acetoxyethyl)-3-formyl-4-methoxy-4a,9-dihydro-4H-carbazole-1-carboxylate

(4S,4aS)-methyl 4a-(2-acetoxyethyl)-3-formyl-4-methoxy-4a,9-dihydro-4H-carbazole-1-carboxylate

Conditions
ConditionsYield
Stage #1: methanol; (E)-methyl 2-(3-(2-acetoxyethyl)-1H-indol-2-yl)-3-methoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
94%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

2,2,2-trifluoroethanol
75-89-8

2,2,2-trifluoroethanol

trifluoroethoxy acrolein

trifluoroethoxy acrolein

Conditions
ConditionsYield
With sodium ethanolate In tetrahydrofuran at 0℃; for 0.5h; Temperature; Reagent/catalyst; Solvent;93.2%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

phosphonic acid diethyl ester
762-04-9

phosphonic acid diethyl ester

(1-hydroxy-prop-2-ynyl)-phosphonic acid diethyl ester
13337-18-3

(1-hydroxy-prop-2-ynyl)-phosphonic acid diethyl ester

Conditions
ConditionsYield
With triethylamine93%
With sodium ethanolate
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 2-(5-bromo-3-(2-(tert-butoxycarbonylamino)ethyl)-1H-indol-2-yl)-3-methoxyacrylate

(E)-methyl 2-(5-bromo-3-(2-(tert-butoxycarbonylamino)ethyl)-1H-indol-2-yl)-3-methoxyacrylate

(3aR,11a1R)-3-tert-butyl 6-methyl 10-bromo-4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-3-tert-butyl 6-methyl 10-bromo-4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-methyl 2-(5-bromo-3-(2-(tert-butoxycarbonylamino)ethyl)-1H-indol-2-yl)-3-methoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
93%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 3-methoxy-2-(3-(2-(methoxycarbonylamino)ethyl)-1H-indol-2-yl)acrylate

(E)-methyl 3-methoxy-2-(3-(2-(methoxycarbonylamino)ethyl)-1H-indol-2-yl)acrylate

(3aR,11a1R)-dimethyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-dimethyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-methyl 3-methoxy-2-(3-(2-(methoxycarbonylamino)ethyl)-1H-indol-2-yl)acrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
93%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 2-{3-[2-(tert-butoxycarbonylamino)ethyl]-1H-indol-2-yl}-3,3-dimethoxypropanoate

(E)-methyl 2-{3-[2-(tert-butoxycarbonylamino)ethyl]-1H-indol-2-yl}-3,3-dimethoxypropanoate

(3aR,11a1R)-3-tert-butyl 6-methyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-3-tert-butyl 6-methyl 4-formyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-methyl 2-{3-[2-(tert-butoxycarbonylamino)ethyl]-1H-indol-2-yl}-3,3-dimethoxypropanoate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃; for 0.5h; Reagent/catalyst; Solvent; Time;
93%
benzoimidazole
51-17-2

benzoimidazole

Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-3-Benzoimidazol-1-yl-propenal
21431-76-5

(E)-3-Benzoimidazol-1-yl-propenal

Conditions
ConditionsYield
92%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(+/-)-(1-2H)prop-2-yn-1-ol
61208-19-3

(+/-)-(1-2H)prop-2-yn-1-ol

Conditions
ConditionsYield
With sodium borodeuteride In water at 5℃; for 0.5h;92%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

2-Iodophenol
533-58-4

2-Iodophenol

(E)-3-(2-hydroxyphenyl)propenal
60125-23-7

(E)-3-(2-hydroxyphenyl)propenal

Conditions
ConditionsYield
Stage #1: Propargylic aldehyde; 2-Iodophenol With diethoxymethylsilane; [RhCl(PPh3)3]/Pd(OAc)2/polyammonium iodide gel In 1,4-dioxane at 60℃; for 2h;
Stage #2: With tetrabutyl ammonium fluoride In tetrahydrofuran; 1,4-dioxane at 60℃; for 12h; Hiyama cross-coupling reaction; Further stages.;
92%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

C20H20N2O4S

C20H20N2O4S

C23H22N2O5S

C23H22N2O5S

Conditions
ConditionsYield
With (2S,5S)-5-benzyl-2-(tert-butyl)-3-methylimidazolidin-4-one; trichloroacetic acid In toluene at 10℃; Catalytic behavior; Reagent/catalyst; Solvent; Michael Addition; enantioselective reaction;92%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

C17H18N2O3

C17H18N2O3

C20H20N2O4

C20H20N2O4

Conditions
ConditionsYield
With (2S,5S)-5-benzyl-2-(tert-butyl)-3-methylimidazolidin-4-one; trichloroacetic acid In toluene at 10℃; Michael Addition; enantioselective reaction;92%
methanol
67-56-1

methanol

Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 2-(3-(2-azidoethyl)-1H-indol-2-yl)-3-methoxyacrylate

(E)-methyl 2-(3-(2-azidoethyl)-1H-indol-2-yl)-3-methoxyacrylate

(4S,4aS)-methyl 4a-(2-azidoethyl)-3-formyl-4-methoxy-4a,9-dihydro-4H-carbazole-1-carboxylate

(4S,4aS)-methyl 4a-(2-azidoethyl)-3-formyl-4-methoxy-4a,9-dihydro-4H-carbazole-1-carboxylate

Conditions
ConditionsYield
Stage #1: methanol; (E)-methyl 2-(3-(2-azidoethyl)-1H-indol-2-yl)-3-methoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
92%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

5-Hydroxy-3-methyl-5H-furan-2-one
931-23-7

5-Hydroxy-3-methyl-5H-furan-2-one

(E)-3-[(4-methyl-5-oxo-2H-furan-2-yl)oxy]prop-2-enal

(E)-3-[(4-methyl-5-oxo-2H-furan-2-yl)oxy]prop-2-enal

Conditions
ConditionsYield
With 4-methyl-morpholine In tetrahydrofuran at 0℃; for 0.25h; Michael Addition; diastereoselective reaction;92%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

1H-benzimidazol-2-amine
934-32-7

1H-benzimidazol-2-amine

(E)-3-(2-Amino-benzoimidazol-1-yl)-propenal
107113-21-3

(E)-3-(2-Amino-benzoimidazol-1-yl)-propenal

Conditions
ConditionsYield
90%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

benzyl bromide
100-39-0

benzyl bromide

1-(phenylmethyl)-1H-1,2,3-triazole-4-carboxaldehyde
124940-34-7

1-(phenylmethyl)-1H-1,2,3-triazole-4-carboxaldehyde

Conditions
ConditionsYield
With sodium azide; copper(II) sulfate; sodium L-ascorbate In water; tert-butyl alcohol at 120℃; for 0.2h; Huisgen cycloaddition; Microwave irradiation; regioselective reaction;90%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

bromobenzene
108-86-1

bromobenzene

1-Phenyl-2-propyn-1-ol
4187-87-5

1-Phenyl-2-propyn-1-ol

Conditions
ConditionsYield
Stage #1: bromobenzene With iodine; magnesium In tetrahydrofuran Inert atmosphere;
Stage #2: Propargylic aldehyde In tetrahydrofuran at -78℃; Inert atmosphere;
90%
With magnesium In tetrahydrofuran; diethyl ether58.1%
Propargylic aldehyde
624-67-9

Propargylic aldehyde

(E)-methyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-5-methyl-1H-indol-2-yl)-3-methoxyacrylate

(E)-methyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-5-methyl-1H-indol-2-yl)-3-methoxyacrylate

(3aR,11a1R)-3-tert-butyl 6-methyl 4-formyl-10-methyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

(3aR,11a1R)-3-tert-butyl 6-methyl 4-formyl-10-methyl-3a,7-dihydro-1H-pyrrolo[2,3-d]carbazole-3,6(2H)-dicarboxylate

Conditions
ConditionsYield
Stage #1: (E)-methyl 2-(3-(2-(tert-butoxycarbonylamino)ethyl)-5-methyl-1H-indol-2-yl)-3-methoxyacrylate With C19H24N2O; trichloroacetic acid In dichloromethane at 0℃; for 0.25h;
Stage #2: Propargylic aldehyde In dichloromethane at 0℃;
90%

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