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 services. DayangChem can provide different quantities of custom synthesis ch
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inquiry2-PHENYL-2-BUTENAL CAS:4411-89-6 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 organic interme
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inquiryHello, 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
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inquiryJ&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
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inquiryZibo 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
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inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
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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
Benzeneacetaldehyde, a-ethylidene-Appearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agro
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inquiryAppearance: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
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inquiryBenzeneacetaldehyde, a-ethylidene- cas 4411-89-6Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:1g Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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
Cas:4411-89-6
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inquiryPrice, 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
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inquiryYinghao Pharm products include: leader molecule, heterocyclic compounds,chiral compounds, photoelectric materials, biochemical reagents etc. For example:benzene, pyrimidine, boricacid,pyridine, pyrazole, imidazole, pyrrole, fluorine and other derivat
At Share Chemical Company, we scrupulously abide by our policy of “Excellent Quality at a Reasonable Price”. We strive to satisfy all of our customers by providing the finest quality products supported by the finest in customer servi
Strict quality control system and PHD We has passed through the ISO9001:2016 Quality System Certificate, we have strict quality control system. we have about 300 employees, including 90 full-time PHD 15 PHD and masters above, 153 undergraduates
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inquiryα-naphthol
4-phenyl-4-vinyl-1,3-dioxolan -2-one
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With bis(η3-allyl-μ-chloropalladium(II)) In toluene at 90℃; for 12h; Inert atmosphere; Schlenk technique; regioselective reaction; | 95% |
1-Phenylprop-1-yne
carbon monoxide
A
(E/Z)-2-phenylcrotonaldehyde
B
α-methyl-trans-cinnamaldehyde
Conditions | Yield |
---|---|
With hydrogen; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; palladium(II) iodide In toluene at 70℃; under 75007.5 Torr; for 18h; Catalytic behavior; Reagent/catalyst; Autoclave; | A n/a B 83% |
1-methoxy-1,3-diethoxy-2-phenylbutane
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride at 70 - 90℃; for 1h; | 77.8% |
4-phenyl-4-vinyl-1,3-dioxolan -2-one
A
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With [1,2-bis-(phenylsulfinyl)ethane]palladium(II) acetate; bis[2-(diphenylphosphino)phenyl] ether In N,N-dimethyl-formamide at 20℃; for 12h; Catalytic behavior; Reagent/catalyst; Solvent; Inert atmosphere; Schlenk technique; | A n/a B 75% |
2-phenyl-2-vinyloxirane
A
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With copper(II) choride dihydrate; lithium chloride In ethyl acetate for 1.5h; | A 8% B 59% |
2-phenyl-2-vinyloxirane
B
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With copper(II) choride dihydrate; lithium chloride In ethyl acetate for 1.5h; Reflux; Inert atmosphere; | A 59% B 8% |
Conditions | Yield |
---|---|
optically inactive 1-phenyl-butene-(3)-diol-(1.2) of mp: 43 degree; |
Conditions | Yield |
---|---|
With diethyl ether; iodine; mercury(II) oxide anschliessend Behandeln mit AgNO3-Loesung; |
2-amino-1-phenyl-but-3-en-1-ol
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With acetic acid; sodium nitrite at 0℃; |
Conditions | Yield |
---|---|
With ethanol; sodium acetate at 110℃; |
2-phenyl-2-vinyloxirane
phenol
A
(E/Z)-2-phenylcrotonaldehyde
B
1-Phenoxy-2-phenyl-but-3-en-2-ol
C
4-phenoxy-2-phenylbut-2-en-1-ol
D
4-phenoxy-2-phenylbut-2-en-1-ol
E
2-((E)-4-Hydroxy-3-phenyl-but-2-enyl)-phenol
F
2-((E)-4-Hydroxy-3-phenyl-but-2-enyl)-phenol
Conditions | Yield |
---|---|
With sodium In 1,4-dioxane at 120℃; Product distribution; |
Conditions | Yield |
---|---|
at 250℃; under 16 Torr; |
2-phenyl-3-vinyloxirane
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
at 110℃; |
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With magnesium bromide ethyl etherate at 110 - 115℃; | |
With kieselguhr at 250℃; under 16 Torr; |
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With formic acid | |
With sulfuric acid |
sulfuric acid
1-phenyl-3-butene-1,2-diol
A
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
optically inactive 1-phenyl-butene-(3)-diol-(1.2) of mp: 43 degree; |
2-amino-1-phenyl-but-3-en-1-ol
acetic acid
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
at 0℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 78 percent / zinc chloride / ethyl acetate 2: 77.8 percent / 18percent aq. HCl / 1 h / 70 - 90 °C View Scheme |
4-phenyl-4-vinyl-1,3-dioxolan -2-one
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With titanium(IV) isopropylate; tris(dibenzylideneacetone)dipalladium(0) chloroform complex; o-phenylenebis(diphenylphosphine) In toluene at 24℃; for 18h; Glovebox; Inert atmosphere; | > 95 %Spectr. |
With dichloro(1,5-cyclooctadiene)palladium(II); silver trifluoromethanesulfonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In dichloromethane at 80℃; for 2h; |
Allyl acetate
4-phenyl-4-vinyl-1,3-dioxolan -2-one
A
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); bis[2-(diphenylphosphino)phenyl] ether In tetrahydrofuran at 100℃; for 4h; Reagent/catalyst; Temperature; Sealed tube; chemoselective reaction; | A n/a B 76 %Spectr. |
Allyl acetate
4-phenyl-4-vinyl-1,3-dioxolan -2-one
A
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With [1,2-bis-(phenylsulfinyl)ethane]palladium(II) acetate; bis[2-(diphenylphosphino)phenyl] ether In tetrahydrofuran at 50℃; for 12h; Sealed tube; chemoselective reaction; | A n/a B 43 %Spectr. C n/a |
Allyl acetate
4-phenyl-4-vinyl-1,3-dioxolan -2-one
A
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With [1,2-bis-(phenylsulfinyl)ethane]palladium(II) acetate; bis[2-(diphenylphosphino)phenyl] ether In tetrahydrofuran at 20℃; for 12h; Reagent/catalyst; Sealed tube; chemoselective reaction; | A n/a B n/a C 34 %Spectr. D n/a |
Allyl acetate
4-phenyl-4-vinyl-1,3-dioxolan -2-one
A
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With [1,2-bis-(phenylsulfinyl)ethane]palladium(II) acetate; bis[2-(diphenylphosphino)phenyl] ether In tetrahydrofuran at 0℃; for 12h; Sealed tube; chemoselective reaction; | A n/a B n/a C 20 %Spectr. |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: N-Bromosuccinimide; trimethylsilyl trifluoromethanesulfonate / acetonitrile / 72 h / 20 °C 2: tetrahydrofuran / 2.5 h / -78 °C 3: sodium hydroxide / tetrahydrofuran; water / 3 h / 20 °C 4: copper(II) choride dihydrate; lithium chloride / ethyl acetate / 1.5 h View Scheme | |
Multi-step reaction with 5 steps 1: bromine / diethyl ether / 0 - 20 °C 2: sodium formate; methanol / Reflux 3: tetrahydrofuran / 0 - 20 °C / Inert atmosphere 4: pyridine / dichloromethane / 0 - 20 °C / Inert atmosphere 5: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; dichloro(1,5-cyclooctadiene)palladium(II); silver trifluoromethanesulfonate / dichloromethane / 2 h / 80 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: tetrahydrofuran / 2.5 h / -78 °C 2: sodium hydroxide / tetrahydrofuran; water / 3 h / 20 °C 3: copper(II) choride dihydrate; lithium chloride / ethyl acetate / 1.5 h View Scheme | |
Multi-step reaction with 4 steps 1: sodium formate; methanol / Reflux 2: tetrahydrofuran / 0 - 20 °C / Inert atmosphere 3: pyridine / dichloromethane / 0 - 20 °C / Inert atmosphere 4: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; dichloro(1,5-cyclooctadiene)palladium(II); silver trifluoromethanesulfonate / dichloromethane / 2 h / 80 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: tetrahydrofuran / 0 - 20 °C / Inert atmosphere 2: pyridine / dichloromethane / 0 - 20 °C / Inert atmosphere 3: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; dichloro(1,5-cyclooctadiene)palladium(II); silver trifluoromethanesulfonate / dichloromethane / 2 h / 80 °C View Scheme |
1,2-dihydroxy-2-phenyl-3-butene
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine / dichloromethane / 0 - 20 °C / Inert atmosphere 2: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; dichloro(1,5-cyclooctadiene)palladium(II); silver trifluoromethanesulfonate / dichloromethane / 2 h / 80 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: tetrahydrofuran / 2.5 h / -78 °C / Inert atmosphere 2: sodium hydroxide / tetrahydrofuran; water / 3 h / 20 °C / Inert atmosphere 3: lithium chloride; copper(II) choride dihydrate / ethyl acetate / 1.5 h / Reflux; Inert atmosphere View Scheme |
1-Bromo-2-phenyl-3-buten-2-ol
B
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide / tetrahydrofuran; water / 3 h / 20 °C / Inert atmosphere 2: lithium chloride; copper(II) choride dihydrate / ethyl acetate / 1.5 h / Reflux; Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 110℃; | 98% |
Conditions | Yield |
---|---|
With acetamide; toluene-4-sulfonic acid In 1-methyl-pyrrolidin-2-one at 120℃; for 24h; | 91% |
Conditions | Yield |
---|---|
Stage #1: (1-bromovinyl)triisopropylsilane With n-butyllithium In tetrahydrofuran at -78℃; for 1h; Stage #2: (E/Z)-2-phenylcrotonaldehyde In tetrahydrofuran at -78℃; for 1h; | 90% |
Conditions | Yield |
---|---|
In diethyl ether at -23℃; for 0.25h; | 78% |
chloro-trimethyl-silane
(E/Z)-2-phenylcrotonaldehyde
1-trimethylsilyloxy-2-phenyl-1,3-butadiene
Conditions | Yield |
---|---|
With triethylamine; zinc(II) chloride at 50℃; | 61% |
(E/Z)-2-phenylcrotonaldehyde
(E)-3,4-dihydronaphthalen-1(2H)-one O-acetyl oxime
A
4-methyl-3-phenyl-5,6-dihydrobenzo[h]quinoline
B
2-methyl-3-phenyl-5,6-dihydrobenzo[h]quinoline
Conditions | Yield |
---|---|
With copper(l) iodide; diisopropylamine In dimethyl sulfoxide at 60℃; for 16h; Inert atmosphere; Schlenk technique; Sealed tube; | A 41% B 13% |
(E/Z)-2-phenylcrotonaldehyde
(E)-3,4-dihydronaphthalen-1(2H)-one O-acetyl oxime
4-methyl-3-phenyl-5,6-dihydrobenzo[h]quinoline
Conditions | Yield |
---|---|
With copper(l) iodide; pyrrolidinium perchlorate In dimethyl sulfoxide at 60℃; for 16h; Inert atmosphere; Schlenk technique; Sealed tube; regioselective reaction; | 36% |
4-hydroxy-6-phenyl-2H-pyran-2-one
(E/Z)-2-phenylcrotonaldehyde
(2RS)-2-methyl-3,7-diphenyl-2H,5H-pyrano[4,3-b]pyran-5-one
Conditions | Yield |
---|---|
With calcium sulfate; 3-amino propanoic acid In isopropyl alcohol at 82℃; for 1h; domino Knoevenagel condensation/electrocyclization; Inert atmosphere; | 34% |
Conditions | Yield |
---|---|
With iodine In toluene at 20℃; for 8h; | 32% |
(E/Z)-2-phenylcrotonaldehyde
methylmagnesium bromide
3-phenyl-4-methyl-3-buten-2-ol
Conditions | Yield |
---|---|
With diethyl ether |
(E/Z)-2-phenylcrotonaldehyde
2-bromoprop-1-ene
(E/Z)-2-phenylcrotonaldehyde
A
2-methyl-4-phenyl-hexa-1,4-dien-3-ol
B
3,4-dimethyl-pent-4-enal
Conditions | Yield |
---|---|
(i) Mg, THF, (ii) /BRN= 1856381/, Et2O; Multistep reaction; |
Conditions | Yield |
---|---|
With peracetic acid; diacetyl peroxide; acetic anhydride In acetic acid for 10.5h; |
(E/Z)-2-phenylcrotonaldehyde
benzyl chloride
3,5-Diphenyl-4-hydroxy-penten-(2)
Conditions | Yield |
---|---|
(i) Mg, Et2O, (ii) /BRN= 1856381/; Multistep reaction; |
ethyl 2-butyl-3-oxooctanoate
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
With n-butyllithium; sodium hydride Yield given. Multistep reaction; |
propylidenetriphenylphosphorane
(E/Z)-2-phenylcrotonaldehyde
Conditions | Yield |
---|---|
(i) NaH, (ii) /BRN= 1856381/; Multistep reaction; |
(E/Z)-2-phenylcrotonaldehyde
3-phenyl-propenal
(1,1':4',1''-terphenyl)-2'-carbaldehyde
Conditions | Yield |
---|---|
With magnesium oxide at 280℃; under 20 Torr; |
(E/Z)-2-phenylcrotonaldehyde
3-(4-methylphenyl)acrylaldehyde
2'-Formyl-4-methyl-p-terphenyl
Conditions | Yield |
---|---|
With magnesium oxide at 280℃; under 20 Torr; |
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