Product name: Crotonic acid, trans-2-Butenoic acid Cas No: 3724-65-0 (mix) Assay: 99%min Commercial Hangzhou Verychem Science And Technology Co. Ltd. was set up in year 2004, it’s a
Cas:3724-65-0
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryAs 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
Cas:3724-65-0
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inquiryMonoclinic acicular or ribbed crystal,with Melting point 70-72 °C and boiling point 180-181 °C,and It’s Corrosive and low toxicity. It should store away from curing agent and alkali.It can be sed in coatings, copolymer, medicine, pest
Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap
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Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company
Cas:3724-65-0
Min.Order:1 Kilogram
FOB Price: $1000.0
Type:Lab/Research institutions
inquiryProduct Name: Crotonic acid Synonyms: solidcrotonicacid;2-BUTENOIC ACID;1-PROPENE-1-CARBOXYLIC ACID;3-METHYLACRYLIC ACID;β-Methylacrylic acid;BUT-2-ENOIC ACID;BUTENOIC ACID;BETA-METHYLACRYLIC ACID
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
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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
Cas:3724-65-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryProduct 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,
1.Product name:crotonic acid 2.CAS:3724-65-0 3.MF:C4H6O2 4.MW:86.09 5.Appearance:white crystalline powder 6.Assay:99%MIN 7.Package:25KG/drum Appearance:white powder Package:as celient requirement Port:ANY PORT OF CHINA
Xi'an Kono Chem Co., Ltd., founded in 2014, is a holding enterprise of Hongkong Pioneer Biotech Group. It is an export-oriented manufacturing enterprise supported by the Ministry of Commerce. Kono Chem is located in Xi'an, Shaanxi Provin
Superior quality, moderate price & quick delivery. Appearance:white crystalline solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:as per your request Application:Used as Pharmaceutical Intermediates,ect. T
Cas:3724-65-0
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryhigh purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:3724-65-0
Min.Order:1 Kilogram
FOB Price: $112.0
Type:Trading Company
inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
Top sale CAS:3724-65-0 Crotonic Acid Application:Top sale CAS:3724-65-0 Crotonic Acid
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Top sale CAS:3724-65-0 Crotonic AcidAppearance:powder Storage:keep dry Package:25kg/bag or follow your requirement Application:Agrochemicals intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airpo
Cas:3724-65-0
Min.Order:0
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Type:Lab/Research institutions
inquiryhigh 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
Our mission is to provide high-quality and innovative products to our customers. By offering a broad range of products, custom synthesis and personalized services, Bide can help scientists speeding up their research in the chemical and pharmaceutical
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Cas:3724-65-0
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiryCrotonic acid Basic information Product Name: Crotonic acid Synonyms: ’rotonicacid;2-Butensαure;3-methyl-acrylicaci;3-Methylacrylsαure;a-butenoica
Cas:3724-65-0
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryChangzhou 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
Price, Service, Company and Transport Advantage: 1. Best service, high quality and reasonable price 2. It's customers' right to choose the package (EMS, DHL, FedEx, UPS); 3. It's customers' right to choose the packing
Cas:3724-65-0
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryWatson International Ltd' has a very strong R&D and technical capacity supported by FCAD's platform. The subsidiaries under FCAD Group have accumulated much know-how of different fine chemical branches. For example, Apnoke Scientific L
Conditions | Yield |
---|---|
enzyme from Synechocystis sp. PCC 6803 In phosphate buffer at 30℃; for 12h; pH=7.2; | 98% |
Conditions | Yield |
---|---|
1,4-di(diphenylphosphino)-butane; bis(dibenzylideneacetone)-palladium(0) In 1,2-dimethoxyethane at 190℃; under 30400 Torr; for 48h; | 93% |
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; ammonium cerium (IV) nitrate In water; acetonitrile at 20℃; for 20h; Kinetics; Concentration; chemoselective reaction; | 92% |
With (bipyH2)-CrOCl5 In dichloromethane at 28 - 30℃; for 0.5h; | 90% |
With tert.-butylhydroperoxide; Ammonium iron sulfate In water; dimethyl sulfoxide at 80℃; for 4h; chemoselective reaction; | 90% |
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; ammonium cerium (IV) nitrate In water; acetonitrile at 20℃; for 31h; chemoselective reaction; | 90% |
With tert.-butylhydroperoxide; copper(ll) bromide In water; dimethyl sulfoxide for 24h; Inert atmosphere; Reflux; chemoselective reaction; | 89% |
With sodium hydroxide; hexacyanoferrate(III); sodium ruthenate(VI) In water Thermodynamic data; Kinetics; Mechanism; | |
With oxygen In toluene at 100℃; under 750.075 Torr; for 0.5h; Catalytic behavior; Reagent/catalyst; | |
With oxygen In toluene at 80℃; under 750.075 Torr; Catalytic behavior; |
Conditions | Yield |
---|---|
With sodium hydroxide; sodium tetrahydroborate; 1,2-di(thiophen-2-yl)ditelluride In ethanol; water Ambient temperature; | 75% |
ethyl crotonate
2-butenoic acid
Conditions | Yield |
---|---|
With Dowex-50 In water for 12h; Heating; | 65% |
With sodium hydroxide In methanol; dichloromethane at 20℃; for 0.25h; |
Conditions | Yield |
---|---|
With Oxone; trifluoroacetic acid In 1,4-dioxane for 10h; Reflux; Green chemistry; | 58% |
Conditions | Yield |
---|---|
for 12h; | A n/a B 45% |
(R)-3-(Tolylthio)butyric acid
A
2-butenoic acid
B
(R)-3-((R)-Toluene-4-sulfinyl)-butyric acid
C
(R)-3-((S)-Toluene-4-sulfinyl)-butyric acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 20 h; | A 2% B 45% C 23.5% |
(R)-3-(Phenylthio)buttersaeure
A
2-butenoic acid
B
(R)-3-<(R)-Phenylsulfinyl>butyric acid
C
(R)-3-<(S)-Phenylsulfinyl>butyric acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 20 h; | A 3% B 39% C 11% |
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 20 h; | A 2% B 11% C 11% |
(R)-3-(4-Fluoro-phenylsulfanyl)-butyric acid
A
2-butenoic acid
B
(R)-3-((R)-4-Fluoro-benzenesulfinyl)-butyric acid
C
(R)-3-((S)-4-Fluoro-benzenesulfinyl)-butyric acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 20 h; | A 2% B 38% C n/a |
(S)-3-(2-Chloro-phenylsulfanyl)-butyric acid
A
2-butenoic acid
B
(S)-3-((R)-2-Chloro-benzenesulfinyl)-butyric acid
C
(S)-3-((S)-2-Chloro-benzenesulfinyl)-butyric acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 7 d; | A 29% B 15% C n/a |
(R)-3-(Methylthio)butyric acid
A
2-butenoic acid
B
(R)-3-Methanesulfinyl-butyric acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 20 h; Yield given; | A 2% B n/a |
(R)-3-(2,6-Dimethyl-phenylsulfanyl)-butyric acid
A
2-butenoic acid
B
(R)-3-(2,6-Dimethyl-benzenesulfinyl)-butyric acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 20 h; Yield given; | A 2% B n/a |
(R)-3-(tert-Butylthio)butyric acid
A
2-butenoic acid
B
(R)-3-(2-Methyl-propane-2-sulfinyl)-butyric acid
Conditions | Yield |
---|---|
With dihydrogen peroxide In acetone 1.) 0 deg C, 2 h, 2.) rt, 20 h; Yield given; | A 1% B n/a |
pyridine
diethyl ether
malonic acid
acetaldehyde
2-butenoic acid
Conditions | Yield |
---|---|
anfangs in Eiswasser, dann bei Zimmertemperatur; |
pyridine
diethyl ether
malonic acid
acetaldehyde
A
2-butenoic acid
B
3-Hydroxybutyric acid
Conditions | Yield |
---|---|
anfangs in Eiswasser, dann bei Zimmertemperatur; |
pyridine
ethanol
malonic acid
acetaldehyde
2-butenoic acid
Conditions | Yield |
---|---|
Sonnenlicht; |
Conditions | Yield |
---|---|
Geschwindigkeit; | |
at 100℃; Geschwindigkeit; | |
at 150℃; Geschwindigkeit; |
Conditions | Yield |
---|---|
beim Kochen; |
Conditions | Yield |
---|---|
bei der Destillation; |
Conditions | Yield |
---|---|
With potassium hydroxide; hydrogen; [RhCl(Ph3P)2]; Ph2PO2CCH=CMe2 In acetone at 22℃; under 2280 Torr; for 17h; | 100% |
With sodium tetrahydroborate; sodium hydroxide In water at 20 - 60℃; | 90% |
With sodium hydroxide; hydrogen; nickel In water hydrogen generated in situ electrochemically on Raney nickel electrode; | 60% |
Conditions | Yield |
---|---|
With N,N-bis[2-oxo-3-oxazolidinyl]phosphorodiamidic chloride; triethylamine In dichloromethane at 20℃; for 0.5h; | 100% |
With isocyanate de chlorosulfonyle; triethylamine In dichloromethane for 7h; Ambient temperature; | 86% |
With N,N,N',N'-tetramethylchlorformamidinium chloride; triethylamine In dichloromethane at -30 - 20℃; for 18h; | 83% |
Conditions | Yield |
---|---|
With N,N-bis[2-oxo-3-oxazolidinyl]phosphorodiamidic chloride; triethylamine In dichloromethane at 20 - 25℃; for 1h; | 100% |
Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With silica gel at 130℃; for 1.33333h; Microwave irradiation; Green chemistry; | 100% |
Stage #1: 2-butenoic acid With 4-methyl-morpholine In tetrahydrofuran for 3h; Stage #2: benzylamine With 4-methyl-morpholine In tetrahydrofuran for 3h; Further stages.; | 86% |
With 1-hydroxybenzotriazol-hydrate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In acetonitrile at 20℃; for 0.0833333h; | 79% |
Yield given. Multistep reaction; |
2-butenoic acid
D,L-3-azidobutyric acid
Conditions | Yield |
---|---|
With trimethylsilylazide In neat (no solvent) at 60℃; for 12h; | 99% |
Conditions | Yield |
---|---|
In water | 98.7% |
Conditions | Yield |
---|---|
With hydrogen bromide In diethyl ether at 0℃; for 16h; Inert atmosphere; | 98% |
With hydrogen bromide; acetic acid at 20℃; for 2h; | 93% |
2-butenoic acid
N-p-toluenesulfonylpyrrole
4-methyl-1-tosyl-4,5-dihydrocyclopenta[b]pyrrol-6-one
Conditions | Yield |
---|---|
With {[Zn4(pdpa)2(H2O)8]*H2O}n; trifluoroacetic anhydride In 1,2-dichloro-ethane for 4h; Reagent/catalyst; Nazarov Cyclization; Reflux; | 98% |
With C10H2N16(4-)*3H2O*4Ag(1+); trifluoroacetic anhydride In 1,2-dichloro-ethane for 5h; Reagent/catalyst; Nazarov Cyclization; Reflux; | 91% |
With iron(III) chloride; trifluoroacetic anhydride In dichloromethane for 4h; Reflux; | 53% |
Conditions | Yield |
---|---|
With borane-ammonia complex In 5,5-dimethyl-1,3-cyclohexadiene for 12h; Reflux; | 98% |
2-butenoic acid
thiophenol
2-hydroxycarbonyl-1-methylethyl phenyl sulfide
Conditions | Yield |
---|---|
With tetrabutyl ammonium fluoride at 50℃; for 2h; | 97% |
With iodine at 20℃; for 12h; | 86% |
With iodine at 20℃; for 12h; | 86% |
With triethylamine |
2-butenoic acid
3-(trimethylsilyl)-2-oxazolidinone
A
dimethylenecyclourethane
B
(crotonoyloxy)trimethylsilane
Conditions | Yield |
---|---|
trifluorormethanesulfonic acid at 15℃; for 0.0333333h; | A n/a B 97% |
2-butenoic acid
10,10'-oxybisphenarsazine
5,10-Dihydrophenarsazin-10-crotonat
Conditions | Yield |
---|---|
In toluene Heating; | 96.6% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 3h; Acylation; Heating; 1 h; | 96% |
2-butenoic acid
(R)-4-Hydroxypentadec-1-ene
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 3h; Acylation; Heating; 1 h; | 96% |
Conditions | Yield |
---|---|
With potassium hydroxide at 90℃; for 2h; | 95% |
Conditions | Yield |
---|---|
With triethylamine; betamethasone sodium phosphate In N,N-dimethyl-formamide for 0.333333h; Ambient temperature; | 95% |
With zeolite-HY In neat (no solvent) for 0.916667h; Irradiation; | 80% |
With isocyanate de chlorosulfonyle; triethylamine In dichloromethane 1.) 0 - 10 deg C, 3 h, 2.) room temp., 5 h; | 68% |
Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With aluminum (III) chloride at 80℃; for 4h; Inert atmosphere; | 95% |
With aluminium trichloride for 4h; Heating; | 82% |
With aluminum (III) chloride for 5h; Friedel-Crafts Acylation; Reflux; | 81% |
With aluminium trichloride | |
With aluminum (III) chloride Inert atmosphere; |
Conditions | Yield |
---|---|
With triphenylphosphine; palladium(II) acetylacetonate; triethylaluminum In tetrahydrofuran at 60℃; for 6h; | 95% |
Conditions | Yield |
---|---|
With Cu(II)-Mont K 10 clay In dichloromethane at 25℃; for 5h; Condensation; | 95% |
2-butenoic acid
3-mercaptobutyric acid
Conditions | Yield |
---|---|
With hydrogen sulfide; C8H20N2O*C2HF6NO4S2 at 90℃; for 12h; | 95% |
With hydrogen sulfide; molecular sieves 4A (powder) In 1-methyl-pyrrolidin-2-one at 100℃; under 3000.3 - 5850.59 Torr; for 5h; Product distribution / selectivity; | 72 - 82 %Chromat. |
With hydrogen sulfide; molecular sieves 4A (beads) In 1-methyl-pyrrolidin-2-one at 100℃; under 3225.32 - 4125.41 Torr; for 5h; Product distribution / selectivity; | 72 %Chromat. |
2-butenoic acid
5-bromo-2-chloro-N-cyclopentylaminopyrimidine-4-amine
2-chloro-5-methyl-8-cyclopentylpyridin[2,3-d]pyrimidin-8-hydro-7-one
Conditions | Yield |
---|---|
With triethylamine; palladium dichloride In 1-methyl-pyrrolidin-2-one at 20 - 75℃; for 6h; Temperature; Solvent; Reagent/catalyst; Inert atmosphere; | 94.8% |
Stage #1: 5-bromo-2-chloro-N-cyclopentylaminopyrimidine-4-amine With triethylamine; palladium dichloride In tetrahydrofuran at 60℃; for 5h; Stage #2: 2-butenoic acid In tetrahydrofuran for 2h; Temperature; Reagent/catalyst; Solvent; | 89.08% |
Stage #1: 2-butenoic acid; 5-bromo-2-chloro-N-cyclopentylaminopyrimidine-4-amine With tetrabutylammomium bromide; N-ethyl-N,N-diisopropylamine; palladium dichloride In water; N,N-dimethyl-formamide at 85℃; for 8h; Inert atmosphere; Stage #2: With acetic anhydride In water; N,N-dimethyl-formamide for 2h; Inert atmosphere; | 85.2% |
Stage #1: 2-butenoic acid; 5-bromo-2-chloro-N-cyclopentylaminopyrimidine-4-amine With bis(benzonitrile)palladium(II) dichloride; N-ethyl-N,N-diisopropylamine; tris-(o-tolyl)phosphine In tetrahydrofuran at 75℃; for 20h; Heck Reaction; Inert atmosphere; Stage #2: In acetic anhydride at 75℃; for 2h; Temperature; Reagent/catalyst; Solvent; | 80% |
With triethylamine; palladium dichloride In 1-methyl-pyrrolidin-2-one at 75℃; for 6h; Temperature; Inert atmosphere; |
2-butenoic acid
desmethyl anethole trithione
Conditions | Yield |
---|---|
Stage #1: 2-butenoic acid With dmap; dicyclohexyl-carbodiimide In dichloromethane for 0.5h; Stage #2: desmethyl anethole trithione In dichloromethane at 25℃; | 94.4% |
2-butenoic acid
anthracene
trans-9,10-dihydro-12-methyl-11,12-ethanoanthracene-11-carboxylic acid
Conditions | Yield |
---|---|
at 140℃; for 60h; | 94% |
at 150 - 200℃; for 6h; autoclave; |
2-butenoic acid
dithiocarbonic acid S,S'-dibenzyl ester
3-(benzylthio)butanoic acid
Conditions | Yield |
---|---|
With potassium hydroxide at 90℃; for 3h; | 94% |
Conditions | Yield |
---|---|
With thexylbromoborane dimethyl sulfide complex In carbon disulfide; dichloromethane at -20 - 20℃; for 1h; | 94% |
Conditions | Yield |
---|---|
With iodine at 20℃; for 12h; | 94% |
With iodine at 20℃; for 12h; | 94% |
2-butenoic acid
crotonyl chloride
Conditions | Yield |
---|---|
With thionyl chloride at 80℃; for 3h; | 93% |
With thionyl chloride In Petroleum ether for 4h; Heating; | 76% |
With Amberlite IRA 93 (PCl5 form) In dichloromethane for 6h; Heating; | 51% |
2-butenoic acid
1,2-diamino-benzene
4-methyl-4,5-dihydro-1H-benzo[b][1,4]diazepin-2(3H)-one
Conditions | Yield |
---|---|
With Imidazole hydrochloride In 5,5-dimethyl-1,3-cyclohexadiene at 140℃; for 0.5h; Schlenk technique; | 93% |
With aluminum oxide for 0.0111111h; microwave irradiation; | 92% |
at 150℃; for 7h; | 44.2% |
2-butenoic acid
3-(trimethylsilyl)-2-oxazolidinone
(crotonoyloxy)trimethylsilane
Conditions | Yield |
---|---|
In tetrachloromethane at 77℃; for 0.25h; | 93% |
With triethylamine In dichloromethane for 0.5h; Ambient temperature; |
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