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SHANGHAI T&W PHARMACEUTICAL CO., LTD.

A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

CAS4546-04-7 p-Xylenebis(diethyl phosphonate)

Cas:4546-04-7

Min.Order:4 Kilogram

Negotiable

Type:Lab/Research institutions

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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

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 99% 4546-04-7 Tetraethyl-[1,4-phenylenbis(Methylen)]bisphosphonat Manufacturer

Cas:4546-04-7

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl ester

Cas:4546-04-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER

Cas:4546-04-7

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

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

Factory direct supply CAS 4546-04-7 with best quality

Cas:4546-04-7

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

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl ester

Cas:4546-04-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER CAS:4546-04-7 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 hi

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER CAS:4546-04-7

Cas:4546-04-7

Min.Order:1 Gram

Negotiable

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

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl ester

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Afine Chemicals Limited

Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl ester

Cas:4546-04-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Chemsigma International Co.,Ltd.

1111MicrosoftInternetExplorer402DocumentNotSpecified7.8 磅Normal0

Tetraethyl P-Xylylenediphosphonate

Cas:4546-04-7

Min.Order:1 Kilogram

FOB Price: $1.0 / 3.0

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl ester

Cas:4546-04-7

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER 95+%

Cas:4546-04-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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Hunan chemfish Pharmaceutical co.,Ltd

Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as

p-Bis(diethoxyphosphono)xylene

Cas:4546-04-7

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Product name: tetraethyl terephthalate diphosphate. Synonym:TETRAETHYL-P-XYLYLENEBISPHOSPHONATE;TETRAETHYLP-XYLYLENEDIPHOSPHONATE;P-XYLYLENEDIPHOSPHONICACIDTETRAETHYLESTER;P-BIS(DIETHYLPHOSPHONO)XYLENE;NSC203064Chemicalbook;p-Xylenebis(diethylpho

tetraethyl terephthalate diphosphate

Cas:4546-04-7

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

1,4-Xylenebis(diethylphosphonate)

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER Cas no.4546-04-7 98%

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Hysen Pharma co.,Ltd.

we are professional Pharmaceutical company. We are specialized in manufacturing and R&D of API & Intermediates, Contract Manufacturing, Contract Research, and International Trading business as well. *We own a R&D center in Hangzho

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER

Cas:4546-04-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Taiho Chemical Co.,LTD

TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp

Tetraethyl (1,4-phenylenebis(methylene))bis(phosphonate)

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl esterAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:It is an important raw material and intermediate

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl ester

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fandachem Co.,Ltd

Phosphonic acid,P,P'-[1,4-phenylenebis(methylene)]bis-, P,P,P',P'-tetraethyl ester cas 4546-04-7Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

HANGZHOU TIANYE CHEMICALS CO., LTD.

We product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers.Appearance:White crystalline Application:Pharm intermediat

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Asure Biochem CO.,LTD.

*stable and better quality products*efficient and meticulous servicesAppearance:Powder Storage:Store in dry, cool and ventilated place Package:10G/bottle 1kg/tin 5kg/tin 25kg/carton Application:Biology reagent Transportation:By sea By air By courier

Tetraethyl p-Xylylenediphosphonate

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Shanghai Send Pharmaceutical Technology Co., Ltd.

stock,low price,high quality,high purity,good sevice Application:R&D

2,2,2-trifluoro-n-methyl-acetamid

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:5g Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port

P-Xylylenediphosphonic Acid Tetraethyl Ester

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Chemlyte Solutions

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

P-Xylylenediphosphonic Acid Tetraethyl Ester

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Other

inquiry

AstaTech ( Chengdu) BioPharmaceutical Corp.

Quality assurance, stable process and affordable priceAppearance:detailed see specifications Storage:enquiry Package:according to the clients requirement Application:Pharmaceutical intermediates Transportation:Normal Port:chengdu

P-Xylylenediphosphonic Acid Tetraethyl Ester

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hunan Russell Chemicals Technology Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:any port in China

p-Bis(diethoxyphosphono)xylene 4546-04-7

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

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

P-XYLYLENEDIPHOSPHONIC ACID TETRAETHYL ESTER

Cas:4546-04-7

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

p-Xylylene dichloride
623-25-6

p-Xylylene dichloride

triethyl phosphite
122-52-1

triethyl phosphite

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

Conditions
ConditionsYield
for 24h; Reflux;99%
Heating;98.6%
at 147 - 159℃; Arbuzov reaction;98%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

triethyl phosphite
122-52-1

triethyl phosphite

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

Conditions
ConditionsYield
at 185℃; for 6h; Arbusov reaction;97%
for 5h; Inert atmosphere; Reflux;96%
for 10h; Michaelis-Arbuzov reaction; Heating;93%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

triethyl phosphate
78-40-0

triethyl phosphate

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

Conditions
ConditionsYield
for 5h; Reflux; Inert atmosphere; Schlenk technique;96%
ethyl bromide
74-96-4

ethyl bromide

1.4-dibromobenzene
106-37-6

1.4-dibromobenzene

triethyl phosphite
122-52-1

triethyl phosphite

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

Conditions
ConditionsYield
at 130℃; for 2h;89%
p-Xylylene dichloride
623-25-6

p-Xylylene dichloride

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

Conditions
ConditionsYield
With triethyl phosphite for 8h; Heating / reflux;86.4%
With triethyl phosphite for 8h; Heating / reflux;86.4%
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

triethyl phosphite
122-52-1

triethyl phosphite

A

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

B

4-(diethoxyphosphorylmethyl)-1-bromomethyl-phenyl
108228-81-5

4-(diethoxyphosphorylmethyl)-1-bromomethyl-phenyl

Conditions
ConditionsYield
at 120℃; for 3h;A 11.8%
B 48.5%
para-xylene
106-42-3

para-xylene

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 4.33 g / N-bromosuccinimide; azoisobutyronitrile / CCl4 / Heating
2: 5.24 g / 5 h / 160 °C
View Scheme
Multi-step reaction with 2 steps
1: sodium bromate; sodium hydrogensulfite / water; ethyl acetate / 5 h
2: 16 h / 150 °C
View Scheme
Multi-step reaction with 2 steps
1: sodium bromate; sodium hydrogensulfite / water; ethyl acetate / 5 h
2: 16 h / 150 °C
View Scheme
Multi-step reaction with 2 steps
1: N-Bromosuccinimide; 1,1'-azobis(1-cyanocyclohexanenitrile) / benzene / 8 h / Reflux
2: benzene / 6 h / 120 °C
View Scheme
para-xylene
106-42-3

para-xylene

air

air

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 90 percent / NBS; dibenzoyl peroxide / CCl4 / 4 h / Heating
2: 93 percent / 10 h / Heating
View Scheme
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

3-(trifluoromethoxy)benzaldehyde
52771-21-8

3-(trifluoromethoxy)benzaldehyde

C24H16F6O2

C24H16F6O2

Conditions
ConditionsYield
With sodium methylate In methanol; N,N-dimethyl-formamide at 80℃; for 2h; Horner-Wadsworth-Emmons reaction;99%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

4-methyl-benzaldehyde
104-87-0

4-methyl-benzaldehyde

(E,E)-4-methyl-4'-(4''-methylstyryl)stilbene
58358-54-6

(E,E)-4-methyl-4'-(4''-methylstyryl)stilbene

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃;97%
With potassium tert-butylate In tetrahydrofuran at 80℃; for 1h;68%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

p-xylene diphosphonic acid
4546-06-9

p-xylene diphosphonic acid

Conditions
ConditionsYield
With hydrogenchloride In water for 20h; Reflux;96%
With hydrogenchloride; water for 15h; Reflux;81.7%
With hydrogenchloride; water for 12h; Hydrolysis; Heating;77%
With hydrogenchloride at 150℃;
With hydrogenchloride Heating;0.65 g
2,2':5',2''-terthiophene-5-carboxaldehyde
7342-41-8

2,2':5',2''-terthiophene-5-carboxaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

C34H22S6

C34H22S6

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at -70℃; for 12h; Inert atmosphere;94%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

C11H12Br2O3

C11H12Br2O3

C30H30Br4O4

C30H30Br4O4

Conditions
ConditionsYield
With sodium t-butanolate In tetrahydrofuran at -78 - 20℃; Horner-Wadsworth-Emmons Olefination;94%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

N,N-bis(4-bromophenyl)aminobenzaldehyde
25069-38-9

N,N-bis(4-bromophenyl)aminobenzaldehyde

1,4-bis(4-di(4-bromophenyl)aminostyryl)benzene

1,4-bis(4-di(4-bromophenyl)aminostyryl)benzene

Conditions
ConditionsYield
Stage #1: tetraethyl 1,4-xylylenediphosphonate With sodium t-butanolate In ethanol; water; N,N-dimethyl-formamide at 0℃; for 0.5h;
Stage #2: N,N-bis(4-bromophenyl)aminobenzaldehyde In N,N-dimethyl-formamide at 0℃; for 4.5h;
92.3%
C38H35NO2
785808-26-6

C38H35NO2

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

benzaldehyde
100-52-7

benzaldehyde

Reaxys ID: 11744421

Reaxys ID: 11744421

Conditions
ConditionsYield
Stage #1: C38H35NO2; tetraethyl 1,4-xylylenediphosphonate; benzaldehyde With potassium tert-butylate In tetrahydrofuran at 20℃; for 2h; Wittig-Horner reaction;
Stage #2: With O,O-diethyl benzylphosphonate In tetrahydrofuran at 20℃; for 1h;
Stage #3: With acetic acid In tetrahydrofuran
92%
3,5-Bis(trifluoromethyl)benzaldehyde
401-95-6

3,5-Bis(trifluoromethyl)benzaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

E,E-1,4-bis(3,5-ditrifluoromethylstyryl)benzene

E,E-1,4-bis(3,5-ditrifluoromethylstyryl)benzene

Conditions
ConditionsYield
With sodium methylate In methanol; N,N-dimethyl-formamide Horner-Wadsworth-Emmons Olefination; Heating;92%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

4-methoxy-benzaldehyde
123-11-5

4-methoxy-benzaldehyde

(E,E)-1,4-bis[2-(4-methoxyphenyl)-ethenyl]benzene
54842-61-4

(E,E)-1,4-bis[2-(4-methoxyphenyl)-ethenyl]benzene

Conditions
ConditionsYield
With sodium methylate In methanol; N,N-dimethyl-formamide at 80℃; for 2h; Horner-Wadsworth-Emmons reaction;91%
With sodium methylate
4-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]-benzaldehyde
197513-82-9

4-[2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethoxy]-benzaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

E,E-1,4-bis-4,4'-(2-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)ethoxy)styrylbenzene
791074-81-2

E,E-1,4-bis-4,4'-(2-(2-(2-(2-hydroxyethoxy)ethoxy)ethoxy)ethoxy)styrylbenzene

Conditions
ConditionsYield
With potassium tert-butylate In N,N-dimethyl-formamide at 0 - 20℃; for 12.75h;91%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

3,4-dimethoxy-benzaldehyde
120-14-9

3,4-dimethoxy-benzaldehyde

1,1'-{1,4-phenylenebis[(E)-ethen-2,1-diyl]}bis(3,4-dimethoxybenzene)
65614-70-2

1,1'-{1,4-phenylenebis[(E)-ethen-2,1-diyl]}bis(3,4-dimethoxybenzene)

Conditions
ConditionsYield
Stage #1: tetraethyl 1,4-xylylenediphosphonate With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.5h; Inert atmosphere;
Stage #2: 3,4-dimethoxy-benzaldehyde In N,N-dimethyl-formamide at 10 - 65℃; for 26.5h; Wittig-Horner Reaction; Inert atmosphere;
91%
With sodium hydride In tetrahydrofuran at 20℃; for 13h; Horner-Wadsworth-Emmons Olefination;44%
bis(p-methoxyphenyl)methanone
90-96-0

bis(p-methoxyphenyl)methanone

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

1,4-bis[2,2-bis(4-methoxyphenyl)ethenyl]benzene

1,4-bis[2,2-bis(4-methoxyphenyl)ethenyl]benzene

Conditions
ConditionsYield
With potassium tert-butylate In N,N-dimethyl-formamide at 20 - 50℃; Horner-Wadsworth-Emmons reaction;90%
3,5-dimethylbenzaldehyde
5779-95-3

3,5-dimethylbenzaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

1,4-bis(3,5-dimethylstyryl)benzene
563539-80-0

1,4-bis(3,5-dimethylstyryl)benzene

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 70℃;89.4%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

C13H16Br2O3

C13H16Br2O3

C34H38Br4O4

C34H38Br4O4

Conditions
ConditionsYield
With sodium t-butanolate In tetrahydrofuran at -78 - 20℃; Horner-Wadsworth-Emmons Olefination;89%
2,5-bis(octyloxy)-4-(4-[2,2′:6′,2″]terpyridin-4′-ylphenylethynyl)benzaldehyde
943316-90-3

2,5-bis(octyloxy)-4-(4-[2,2′:6′,2″]terpyridin-4′-ylphenylethynyl)benzaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

1,4-bis(4-((4-(2,2':6',2"-terpyridin-4'-yl)phenyl)ethynyl)-2,5-bis(octyloxy)styryl)benzene

1,4-bis(4-((4-(2,2':6',2"-terpyridin-4'-yl)phenyl)ethynyl)-2,5-bis(octyloxy)styryl)benzene

Conditions
ConditionsYield
With potassium tert-butylate In toluene for 12h; Horner-Wadsworth-Emmons olefination; Reflux;88%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

3,4-ethylenedioxythiophene-2-carboxaldehyde
204905-77-1

3,4-ethylenedioxythiophene-2-carboxaldehyde

2,2'-(3,4-ethylenedioxy)dithienyl-ω,ω'-1,4-divinyl benzene

2,2'-(3,4-ethylenedioxy)dithienyl-ω,ω'-1,4-divinyl benzene

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 10h; Condensation; Wittig-Horner;87%
4-(diphenylamino)benzaldehyde
4181-05-9

4-(diphenylamino)benzaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

4,4'-((1E,1'E)-1,4-phenylenebis(ethene-2,1-diyl))bis(N,N-diphenylaniline)

4,4'-((1E,1'E)-1,4-phenylenebis(ethene-2,1-diyl))bis(N,N-diphenylaniline)

Conditions
ConditionsYield
With potassium tert-butylate In N,N-dimethyl-formamide for 0.5h; Horner-Wadsworth-Emmons reaction; Heating;87%
With potassium tert-butylate In N,N-dimethyl-formamide at 20 - 50℃; Horner-Wadsworth-Emmons reaction;87%
With potassium tert-butylate In tetrahydrofuran at 0 - 20℃; for 12h; Wittig-Horner reaction; Inert atmosphere;86%
With sodium ethanolate In N,N-dimethyl-formamide at 60℃; for 2h; Wittig-Horner condensation;77%
With sodium hydride In tetrahydrofuran at 66℃; for 2h; Wadsworth-Emmons condensation;66%
pyridine-4-carbaldehyde

pyridine-4-carbaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

4-((E)-2-[4-[(E)-2-(pyridin-4-yl)vinyl]phenyl]vinyl)pyridine
110144-22-4

4-((E)-2-[4-[(E)-2-(pyridin-4-yl)vinyl]phenyl]vinyl)pyridine

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 0℃; for 0.5h; Horner olefination;87%
Stage #1: tetraethyl 1,4-xylylenediphosphonate With potassium tert-butylate In tetrahydrofuran at -10℃; for 0.333333h;
Stage #2: pyridine-4-carbaldehyde In tetrahydrofuran at 20℃; for 16h;
30%
4,4′-bis(9-carbazolyl)benzophenone
1030630-68-2

4,4′-bis(9-carbazolyl)benzophenone

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

C82H54N4
1037718-22-1

C82H54N4

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 20℃; Wittig-Horner reaction; Inert atmosphere;87%
bis(4-(6-(9H-carbazol-9-yl)hexyloxy)phenyl)methanone

bis(4-(6-(9H-carbazol-9-yl)hexyloxy)phenyl)methanone

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

1,4′-bis(2,2-bis(4-(6-(9H-carbazol-9-yl)hexyloxy)phenyl)vinyl)benzene

1,4′-bis(2,2-bis(4-(6-(9H-carbazol-9-yl)hexyloxy)phenyl)vinyl)benzene

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 20℃; for 5h; Wittig-Horner Reaction; Inert atmosphere;87%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

C48H46OS2

C48H46OS2

C104H98S4

C104H98S4

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 70 - 75℃; for 24h; Inert atmosphere;87%
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

4-dimethylamino-benzaldehyde
100-10-7

4-dimethylamino-benzaldehyde

N-4-[(E)-2-(4-(E)-2-[4-(dimethylamino)phenyl]vinylphenyl)vinyl]phenyl-N,N-dimethylamine
100675-75-0

N-4-[(E)-2-(4-(E)-2-[4-(dimethylamino)phenyl]vinylphenyl)vinyl]phenyl-N,N-dimethylamine

Conditions
ConditionsYield
With potassium tert-butylate In N,N-dimethyl-formamide at 20 - 50℃; Horner-Wadsworth-Emmons reaction;86%
With sodium methylate
tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

2,4-bis(trifluoromethyl)benzaldehyde
59664-42-5

2,4-bis(trifluoromethyl)benzaldehyde

E,E-1,4-bis(2,4-ditrifluoromethylstyryl)benzene

E,E-1,4-bis(2,4-ditrifluoromethylstyryl)benzene

Conditions
ConditionsYield
With sodium methylate In methanol; N,N-dimethyl-formamide Horner-Wadsworth-Emmons Olefination; Heating;86%
p-trifluoromethoxybenzaldehyde
659-28-9

p-trifluoromethoxybenzaldehyde

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

(E,E)-1,4-Bis(4-trifluoromethoxy)styrylbenzene

(E,E)-1,4-Bis(4-trifluoromethoxy)styrylbenzene

Conditions
ConditionsYield
With sodium methylate In methanol; N,N-dimethyl-formamide at 80℃; for 2h; Horner-Wadsworth-Emmons reaction;85%
1,1,1-trifluoroacetophenone
434-45-7

1,1,1-trifluoroacetophenone

tetraethyl 1,4-xylylenediphosphonate
4546-04-7

tetraethyl 1,4-xylylenediphosphonate

C24H16F6
188997-80-0

C24H16F6

Conditions
ConditionsYield
With potassium tert-butylate In tetrahydrofuran at 20℃; Inert atmosphere;85%

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