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
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inquiryHigh quality trans-4-Phenyl-3-buten-2-one CAS 1896-62-4 with factory price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food
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inquiryThe 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
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inquiryWITH 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
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inquiryChemical Name trans-Benzalacetone Synonyms (E)-4-Phenyl-3-buten-2-one;trans-4-Phenyl-3-buten-2-one; trans-Benzylideneacetone; BAR; CAS No. 1896-62-4 EINE
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inquiry1.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 Specialized
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inquirytrans-4-Phenyl-3-buten-2-one CAS:1896-62-4 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 orga
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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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inquiry(E)-4-Phenyl-3-buten-2-one Basic information Product Name: (E)-4-Phenyl-3-buten-2-one Synonyms: (E)-1-Buten-3-one, 1-phenyl;(e)-3-buten-2-on;Methyl trans-styryl ket
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inquiryLocated in Wuhan City of Hubei Province, Wuhan Rison Trading co., Ltd is engaged in the supply of fine specialty chemicals. Our business includes metal surface treatment, such as nickel/zinc/copper plating, perfluoro chemicals, tin salts (stannous su
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inquiryHenan 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
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inquiryBenzylidene acetone CAS No 1896-62-4 Molecular formula C10H10O Molecular weight 146.19 Appearance Colorless or light yellow solid Content 99% min Melting poin 39.0-41.5℃ This Class II brighten… Superiority 1.Powerful R
Appearance:white powder Storage:Store in a cool,dry place and keep away from direct strong light Package:packaged in foil bags or tins Application:Use only for laboratory research Transportation:Sea,DHL/TNT/FEdex/UPS/EMS Port:QI
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inquiryHangzhou 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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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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inquiryProName: (E)-4-Phenyl-3-buten-2-one TOP1 suppli... CasNo: 1896-62-4 Molecular Formula: C10H10O Appearance: light yellow low melting crystalline m... Application: Organic synthesis intermediates DeliveryTime: prompt PackAge: according to the c
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inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
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inquiryOur Adwantage: 1.We have stock so we can delivery quickly at the very day when receive the payment. 2.Best price, first class service, high successful delivery rate. A discount would be given when you make a large order. 3.High qu
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Product Name: trans-4-Phenyl-3-buten-2-one CAS: 1896-62-4 MF: C10H10O MW: 146.19 EINECS: 217-587-6 Mol File: 1896-62-4.mol trans-4-Phenyl-3-buten-2-one Structure trans-4-Phenyl-3-buten-2-one Chemical Properties Melting point 3
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inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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Cas:1896-62-4
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inquiryConditions | Yield |
---|---|
With benzeneseleninic anhydride In dichloromethane for 4h; Ambient temperature; | 100% |
(E)-2-methyl-2-styryl-1,3-dioxolane
(E)-benzalacetone
Conditions | Yield |
---|---|
With Ru(CH3CN)3(triphos)(OTf)2 (triphos = CH3C(CH2PPh2)3); acetone for 48h; Ambient temperature; | 100% |
With hydrogenchloride; water In dimethyl sulfoxide at 20℃; Inert atmosphere; |
methylmagnesium bromide
N-methoxy-N-methylcinnamamide
(E)-benzalacetone
Conditions | Yield |
---|---|
In tetrahydrofuran at 0℃; | 100% |
In tetrahydrofuran; diethyl ether at 0 - 20℃; for 2h; | 98% |
Stage #1: N-methoxy-N-methylcinnamamide With methyl 4-bromocinnamate; triethylsilyl trifluoromethyl sulfonate; triethylphosphine In toluene at 110℃; for 5h; Inert atmosphere; Stage #2: methylmagnesium bromide In tetrahydrofuran; toluene at -78℃; Inert atmosphere; Stage #3: With tetrabutyl ammonium fluoride In tetrahydrofuran; toluene for 0.5h; Inert atmosphere; | 83% |
Conditions | Yield |
---|---|
With potassium carbonate In water at 20℃; for 15h; | 100% |
With potassium carbonate In water at 20℃; for 18h; | 100% |
With potassium carbonate In water at 20℃; for 18h; other aldehyde; | 100% |
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 100℃; for 18h; Heck reaction; | 100% |
With tetrabutyl-ammonium chloride; sodium hydrogencarbonate; palladium diacetate In N,N-dimethyl-formamide at 25℃; for 48h; | 98% |
With triphenylphosphine on reverse phase silica; triethylamine; Pd(OAc)2 on reverse phase silica In methanol; water Addition; Heck reaction; | 97% |
2-methyl-2-trans-β-styryl-1,3-dithiane
(E)-benzalacetone
Conditions | Yield |
---|---|
With dihydrogen peroxide; tantalum pentachloride; sodium iodide In water; ethyl acetate at 20℃; for 0.5h; | 100% |
With [bis(acetoxy)iodo]benzene In water; acetone at 20℃; for 0.0333333h; Ring cleavage; | 90% |
With o-iodoxybenzoic acid monohydrate In dimethyl sulfoxide at 22 - 32℃; for 16h; | 74% |
With Dess-Martin periodane In dichloromethane; water; acetonitrile at 20℃; for 0.5h; |
Conditions | Yield |
---|---|
With sodium hydroxide In water for 7h; | 99% |
With sodium hydroxide In water at 20℃; for 6h; Claisen-Schmidt Condensation; | 99% |
With propylamine; Bi(S(CH2C6H4)2)(H2O)(1+)*CF3(CF2)6CF2SO3(1-)=[Bi(H2O)(S(CH2C6H4)2)](C8F17SO3) In water at 0 - 20℃; for 3h; Claisen-Schmidt condensation; optical yield given as %de; diastereoselective reaction; | 96% |
ethyl (E)-1-phenylbut-1-en-3-ol
(E)-benzalacetone
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene; tris(2-methylphenyl)bismuth dichloride In toluene at 20℃; for 0.5h; | 99% |
With hydrogenchloride; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium nitrite In dichloromethane; water at 20℃; under 760.051 Torr; for 16h; in air; | 99% |
With sodium hydroxide; dipotassium peroxodisulfate; nickel(II) sulphate In dichloromethane; water for 24h; Ambient temperature; | 96% |
4-phenyl-but-3-yn-2-ol
(E)-benzalacetone
Conditions | Yield |
---|---|
With [Rh(±)-2,2’-bis(diphenylphosphino)-1,1’-binaphthyl]BF4 In dichloromethane at 80℃; for 1h; | 99% |
[Rh(±)-2,2’-bis(diphenylphosphino)-1,1’-binaphthyl]BF4 In 1,2-dichloro-ethane at 80℃; for 1h; | 99% |
Multi-step reaction with 2 steps 1: manganese(IV) oxide / dichloromethane / 2 h / 20 °C / Darkness; Schlenk technique 2: triphenylphosphine; benzoic acid; water / tetrahydrofuran / 24 h / 65 °C View Scheme |
N-(benzylidene)-p-methylbenzenesulfonamide
1-triphenylphosphoranylidene-2-propanone
(E)-benzalacetone
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 100℃; for 12h; Inert atmosphere; optical yield given as %de; stereoselective reaction; | 99% |
Conditions | Yield |
---|---|
cuprate induced isomerization; | 98% |
With bis(benzonitrile)palladium(II) dichloride In dichloromethane at 20℃; for 0.333333h; | 97% |
Beim Erhitzen erfolgt Umwandlung; | |
cadmium(II) sulphide In dichloromethane Product distribution; Irradiation; |
benzaldehyde
1-triphenylphosphoranylidene-2-propanone
(E)-benzalacetone
Conditions | Yield |
---|---|
In toluene Wittig Olefination; Reflux; | 98% |
In tetrahydrofuran at 20℃; Wittig reaction; Inert atmosphere; Reflux; optical yield given as %de; | 88% |
In water at 20℃; for 1h; Wittig reaction; | 85% |
In tetrahydrofuran at -78 - 20℃; Wittig Olefination; Inert atmosphere; stereoselective reaction; | n/a |
Conditions | Yield |
---|---|
With indium; acetic acid; sodium sulfite In methanol at 20℃; for 0.333333h; | 97.1% |
With sodium sulfide; Aliquat 336 In water; benzene for 1h; Ambient temperature; | 84% |
With N,N-dimethyl-formamide In hydrogen fluoride at 160℃; for 1h; | 74% |
1-phenylbut-2-yn-1-ol
(E)-benzalacetone
Conditions | Yield |
---|---|
With [1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene]-[bis(trifluoromethanesulfonyl)-imide]gold(I) In water; isopropyl alcohol at 40℃; for 2.5h; Meyer-Schuster Rearrangement; | 97% |
With indium(III) chloride In water at 160℃; for 0.166667h; Meyer-Schuster rearrangement; Microwave irradiation; stereoselective reaction; | 89% |
With methanol; (triphenylphosphine)gold(I) chloride; oxygen; silver(I) triflimide In dichloromethane at 25℃; for 24h; | 72% |
iodobenzene
methyl vinyl ketone
A
4-Phenyl-2-butanone
B
(E)-benzalacetone
Conditions | Yield |
---|---|
With 1-butyl-methylpyrrolidinium bis(trifluoromethylsulfonyl)amide at 120℃; for 16h; Catalytic behavior; Reagent/catalyst; Temperature; Heck Reaction; Overall yield = 100 %; | A 3% B 97% |
palladated Kaiser oxime resin In water at 120℃; for 20h; Heck reaction; | A 10% B 82% |
With 1-ethyl-3-methyl-1H-imidazol-3-ium methyl phosphonate at 150℃; for 16h; Catalytic behavior; Reagent/catalyst; Temperature; Heck Reaction; Overall yield = 100 %; | A 80% B 20% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 50℃; for 36h; Wittig reaction; optical yield given as %de; | 96% |
With 2-propenamide; triphenylphosphine In propan-1-ol at 20 - 90℃; for 5h; Wittig reaction; Inert atmosphere; optical yield given as %de; stereoselective reaction; | 93% |
With cerium(III) triiodide In tetrahydrofuran for 1h; Ambient temperature; | 80% |
Conditions | Yield |
---|---|
With silver(I) tetrakis(3,5-bis(trifluoromethyl)phenyl)borate; C19H13I2N3O2Ru; hydrogen In water at 80℃; under 3750.38 Torr; for 4h; Autoclave; Schlenk technique; chemoselective reaction; | 96% |
With formic acid; gold nanoparticles on rutile titania; triethylamine In acetone at 60℃; for 1h; stereoselective reaction; | 89% |
With TPPMS (meta-monosulfonated triphenylphosphane, Na salt); water for 3h; |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); tetrabutyl-ammonium chloride; sodium hydrogencarbonate In N,N-dimethyl-formamide at 100℃; for 4h; Heck Reaction; Microwave irradiation; | 96% |
With triethylamine In N,N-dimethyl-formamide at 100℃; for 18h; Heck reaction; | 88% |
Conditions | Yield |
---|---|
With oxygen; palladium diacetate; trifluoroacetic acid In dimethyl sulfoxide at 80℃; for 6h; Sealed tube; | 96% |
With iron(III) chloride; 1,10-Phenanthroline; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical In chlorobenzene at 120℃; for 48h; Inert atmosphere; Schlenk technique; | 69% |
Multi-step reaction with 2 steps 1: 2,6-dimethylpyridine / tetrahydrofuran / 1 h / 0 °C 2: eosin y; potassium acetate; oxygen / ethanol / 4 °C / Irradiation View Scheme | |
With iodine; N,N-dimethyl-formamide; copper(II) oxide at 100℃; for 24h; Inert atmosphere; | 111 mg |
1-hydroxy-1-phenyl-3-butanone
(E)-benzalacetone
Conditions | Yield |
---|---|
With hydrogenchloride In methanol at 25℃; for 24h; | 95% |
With cerium(III) chloride; sodium iodide In acetonitrile for 10h; Dehydration; Heating; | 89% |
In diethyl ether for 3h; | |
With hydrogenchloride In water at 60℃; for 1h; | 54.8 mg |
Conditions | Yield |
---|---|
In tetrahydrofuran at -78℃; for 1h; | 95% |
2-methyl-2-trans-β-styryl-1,3-dithiane
A
1.3-propanedithiol
B
(E)-benzalacetone
Conditions | Yield |
---|---|
With magnesium(II) perchlorate; water; methylene green In acetonitrile Irradiation; | A n/a B 94% |
6-(tert-butyl)-12-phenyl-5,6,7,12-tetrahydrodibenzo[c,f][1,5]azastibocine
methyl vinyl ketone
(E)-benzalacetone
Conditions | Yield |
---|---|
With palladium dichloride In N,N-dimethyl acetamide at 80℃; for 6h; Catalytic behavior; Reagent/catalyst; Solvent; Heck Reaction; | 94% |
(3-Oxo-1-phenyl-butyl)-triphenyl-phosphonium; perchlorate
(E)-benzalacetone
Conditions | Yield |
---|---|
With triethylamine In methanol; chloroform Ambient temperature; | 93% |
ethyl (E)-1-phenylbut-1-en-3-ol
A
1-Phenyl-1,2-epoxy-butanol-(3)
B
(E)-benzalacetone
Conditions | Yield |
---|---|
With oxo(salen)chromium(V)+ PF6- In dichloromethane at 20℃; for 1h; Product distribution; Further Variations:; Reagents; Oxidation; epoxidation; | A n/a B 93% |
With CrIII(salen)(TfO) In dichloromethane at 20℃; for 1h; Product distribution; Further Variations:; Reagents; Oxidation; epoxidation; |
benzaldehyde
acetone
A
1-hydroxy-1-phenyl-3-butanone
B
(E)-benzalacetone
Conditions | Yield |
---|---|
With pyrrolidine In water for 0.0833333h; | A 93% B 6% |
[Choline][Pro] In water at 20℃; for 12h; | A 80.4% B 8% |
With sodium hydroxide In water for 7h; | A 19% B 77% |
benzaldehyde
isopropyl alcohol
A
(E)-benzalacetone
B
benzyl alcohol
Conditions | Yield |
---|---|
at 225℃; for 24h; | A n/a B 92% |
Conditions | Yield |
---|---|
With isopropyl alcohol at 225℃; for 24h; | A 2% B 92% |
With isopropyl alcohol at 225℃; for 24h; | A n/a B 92% |
erythro-3.4-Dibrom-4-phenyl-butan-2-on
(E)-benzalacetone
Conditions | Yield |
---|---|
With indium; iron(III) chloride hexahydrate In methanol at 20℃; for 1h; chemoselective reaction; | 92% |
With bismuth(III) chloride; gallium In tetrahydrofuran at 20℃; for 0.5h; stereoselective reaction; | 91% |
With iron In methanol for 0.416667h; Dehalogenation; Heating; | 90% |
Conditions | Yield |
---|---|
In tetrahydrofuran for 20h; Wittig olefination; Heating; | 92% |
Conditions | Yield |
---|---|
With tris(triphenylphosphine)ruthenium(II) chloride; sodium formate In water; 1,2-dichloro-benzene at 108.9℃; for 0.166667h; | 100% |
With dicobalt octacarbonyl; water In 1,2-dimethoxyethane for 2h; Heating; | 100% |
With 1-ethyl-3-methyl-1H-imidazol-3-ium methyl phosphonate; hydrogen at 30℃; under 15001.5 Torr; for 16h; Catalytic behavior; Reagent/catalyst; Temperature; Schlenk technique; | 100% |
(E)-benzalacetone
ethyl (E)-1-phenylbut-1-en-3-ol
Conditions | Yield |
---|---|
With Zn(BH4)2(Ph3P)2 at 60℃; for 0.16h; Reduction; | 100% |
With sodium tetrahydroborate In methanol for 2h; Cooling with ice; | 100% |
With diisobutylaluminium hydride In hexane; toluene at -78℃; for 3h; or LiAlH(i-Bu)2(n-Bu); | 99% |
(E)-benzalacetone
(E)-4-phenyl-3-buten-2-one oxime
Conditions | Yield |
---|---|
With pyridine; hydroxylamine hydrochloride In ethanol at 60℃; for 1h; | 100% |
With hydroxylamine hydrochloride; sodium hydroxide In ethanol; water at 80℃; for 4h; Inert atmosphere; chemoselective reaction; | 59% |
With hydroxylamine hydrochloride; sodium acetate In ethanol; water for 5h; Heating; | 52% |
Conditions | Yield |
---|---|
With tributyl-amine; tetra-(n-butyl)ammonium iodide; trifluoroacetic acid; bis(triphenylphosphine) palladium (Il) acetate In N,N-dimethyl-formamide at 70℃; | 100% |
With triethylamine; palladium diacetate In carbon dioxide at 80℃; under 75006 Torr; for 60h; Arylation; Hydroarylation; | 88% |
1-(Trimethylsilyloxy)cyclohexene
(E)-benzalacetone
2-(3'-oxo-1'-phenylbutyl)-1-cyclohexanone
Conditions | Yield |
---|---|
tin(IV) chloride; zinc(II) chloride In dichloromethane at -78℃; for 3h; | 100% |
chloro-trimethyl-silane; tin(ll) chloride In dichloromethane at -78℃; for 13h; | 93% |
With lithium perchlorate In nitromethane for 16h; Ambient temperature; | 85% |
With hydrogenchloride; bismuth(III) chloride 1) CH2Cl2, rt, 6 h, 2) MeOH; Yield given. Multistep reaction; |
(E)-benzalacetone
(2R,3E)-4-phenyl-3-buten-2-ol
Conditions | Yield |
---|---|
With (S,S)-RuCl2(2,2'-bis(di-3,5-xylylphosphino)-1,1'-binaphthyl)(1,1-dianisyl-2-isopropyl-1,2-ethylenediamine); hydrogen; potassium carbonate In isopropyl alcohol at 28 - 30℃; under 60800 Torr; for 43h; | 100% |
Stage #1: (E)-benzalacetone With C51H80N4O4; scandium tris(trifluoromethanesulfonate) In tetrahydrofuran at 35℃; for 0.5h; Stage #2: With potassium borohydride In tetrahydrofuran; water at 0℃; for 1.5h; enantioselective reaction; | 99% |
With benzo[1,3,2]dioxaborole; Oxazaborolidine 2 In toluene at -78℃; for 15h; | 95% |
triisopropylsilyl trifluoromethanesulfonate
(E)-benzalacetone
(E)-triisopropyl((4-phenylbuta-1,3-dien-2-yl)oxy)silane
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 8h; Inert atmosphere; | 100% |
With triethylamine In tetrahydrofuran at 0℃; for 2.5h; Inert atmosphere; Schlenk technique; | 88% |
With triethylamine In benzene at 20℃; for 2h; | 62% |
In dichloromethane |
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 50℃; | 100% |
ethyl trifluoroacetate,
(E)-benzalacetone
(E)-1,1,1-trifluoro-6-phenylhex-5-ene-2,4-dione
Conditions | Yield |
---|---|
With sodium hydride at 40℃; for 3h; | 100% |
With lithium hydride In benzene for 5h; Condensation; | 65% |
phenylhydrazine
(E)-benzalacetone
(E)-1-phenyl-2-((E)-4-phenylbut-3-en-2-ylidene)hydrazine
Conditions | Yield |
---|---|
at 20℃; for 0.0833333h; | 100% |
With acetic acid In methanol at 20℃; Inert atmosphere; | 85% |
With acetic acid In methanol for 0.75h; Heating; | |
With acetic acid In methanol at 20℃; |
acetophenone
(E)-benzalacetone
A
(S)-1-phenylethanol
B
(R)-1-phenylethanol
Conditions | Yield |
---|---|
With Triethoxysilane; (S,S,S,S)-N,N'-di(α-phenylethyl)cyclohexane-1,2-diamine; diethylzinc In toluene at 20℃; for 18h; Title compound not separated from byproducts.; | A n/a B 100% |
With polymethylhydrosiloxane; (S,S,S,S)-N,N'-di(α-phenylethyl)cyclohexane-1,2-diamine; diethylzinc In toluene at 20℃; for 24h; Title compound not separated from byproducts.; | A n/a B 90% |
Conditions | Yield |
---|---|
With polymer-micelle incarcerated Sc(OTf)3 In acetonitrile at 20℃; for 6h; Michael reaction; | 100% |
Conditions | Yield |
---|---|
Stage #1: 1H-indene-1,3(2H)-dione; 4-chlorobenzaldehyde With L-proline In methanol at 20℃; for 0.5h; organocatalytic Knoevenagel condensation; Stage #2: (E)-benzalacetone In methanol at 25℃; for 96h; Diels-Alder/epimerization reaction; | 100% |
Conditions | Yield |
---|---|
Stage #1: 1H-indene-1,3(2H)-dione; 1-naphthaldehyde With L-proline In methanol at 20℃; for 0.5h; organocatalytic Knoevenagel condensation; Stage #2: (E)-benzalacetone In methanol at 25℃; for 96h; Diels-Alder/epimerization reaction; | 100% |
Conditions | Yield |
---|---|
Stage #1: 1H-indene-1,3(2H)-dione; 4-hydroxy-benzaldehyde With L-proline In methanol at 20℃; for 0.5h; organocatalytic Knoevenagel condensation; Stage #2: (E)-benzalacetone In methanol at 25℃; for 96h; Diels-Alder/epimerization reaction; | 100% |
Conditions | Yield |
---|---|
Stage #1: 1H-indene-1,3(2H)-dione; 4-cyanobenzaldehyde With L-proline In methanol at 20℃; for 0.5h; organocatalytic Knoevenagel condensation; Stage #2: (E)-benzalacetone In methanol at 25℃; for 96h; Diels-Alder/epimerization reaction; | 100% |
Conditions | Yield |
---|---|
Stage #1: 1H-indene-1,3(2H)-dione; methyl 4-formylbenzoate With L-proline In methanol at 20℃; for 0.5h; organocatalytic Knoevenagel condensation; Stage #2: (E)-benzalacetone In methanol at 25℃; for 96h; Diels-Alder/epimerization reaction; | 100% |
4-methoxyphenylboronic acid
(E)-benzalacetone
4-(4-methoxyphenyl)-4-phenylbutan-2-one
Conditions | Yield |
---|---|
With potassium hydroxide; [{Rh(C2H4)2Cl}2]; (-)-borneol biphenol phosphite In 1,4-dioxane; water at 80℃; for 15h; | 100% |
Rh(dpm)(CO)2; 1,3-bis(2-diphenylphosphinomethylphenyl)benzene In cyclohexane; water at 60℃; for 16h; | 98% |
With potassium phosphate; ferrocenyl-containing palladacycle In toluene at 20℃; | 93% |
With 4,4’‐bis(trimethylammoniummethyl)‐2,2’‐bipyridine; tetrafluoroboric acid; diamminedichloropalladium(II) In water at 80℃; for 24h; pH=1; | 88% |
2-Allyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
(E)-benzalacetone
(E)-3-methyl-1-phenylhexa-1,5-dien-3-ol
Conditions | Yield |
---|---|
With indium iodide In tetrahydrofuran at 40℃; for 24h; | 100% |
With ethanol; diethylzinc In tetrahydrofuran at 20℃; for 2h; Inert atmosphere; | 93% |
With tricyclohexylphosphine; bis(1,5-cyclooctadiene)nickel (0) In tetrahydrofuran at 65℃; for 12h; |
(E)-benzalacetone
Conditions | Yield |
---|---|
Stage #1: ethyl bromozincacetate;THF; (E)-benzalacetone In tetrahydrofuran at 0 - 25℃; for 3h; Stage #2: With hydrogenchloride In tetrahydrofuran; water at 20℃; | 100% |
Conditions | Yield |
---|---|
In ethanol at 20℃; for 48h; Molecular sieve; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
With acetic acid In ethanol for 24h; Ambient temperature; | 99% |
Conditions | Yield |
---|---|
(HN(iPr2PC2H4)2)IrH3 In isopropyl alcohol at 25℃; for 1 - 2h; Conversion of starting material; | 99% |
With potassium tert-butylate; IrH2Cl[(iPr2PC2H4)2NH] In isopropyl alcohol at 25℃; for 1 - 2h; Conversion of starting material; | 99% |
With tetrakis[3,5-bis(trifluoromethyl)phenyl]boric acid bis(diethyl ether) complex; (bis[(2-dicyclohexylphosphino)ethyl]amine)cobalt(II)(CH2SiMe3); isopropyl alcohol In tetrahydrofuran at 25℃; for 24h; Inert atmosphere; Glovebox; Schlenk technique; Sealed tube; | 98% |
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