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Cas:609-15-4
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inquiryFactory supply Ethyl 2-chloroacetoacetate CAS 609-15-4 with fast delivery 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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inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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inquiryEthyl 2-chloroacetoacetate Basic information Product Name: Ethyl 2-chloroacetoacetate Synonyms: 2-CHLOROACETOACETIC ACID ETHYL ESTER;2-CL-ACE;A-CHLOROACETOACETIC ESTER;AKOS BBS-00004302;
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
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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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inquiryProduct Name: Ethyl 2-chloroacetoacetate CAS NO.: 609-15-4 Molecular Formula: C6H9ClO3 Structural Formula: Appearance: oil liquid Purity: 99% Package: 2
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inquiryAppearance:clear bright yellow liquid Storage:Room temperature Package:190kg/Barrel Application:Pharmaceutical intermediates Transportation:Express/Sea/Air Port:Any port in china
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inquiryConditions | Yield |
---|---|
With thionyl chloride In tetrachloromethane at 20℃; for 1h; | 100% |
With sulfuryl dichloride In dichloromethane at 0 - 20℃; | 98.4% |
With sulfuryl dichloride In tetrachloromethane at 20℃; for 1h; | 97% |
ethyl acetoacetate
A
ethyl 2,2-dichloroacetoacetate
B
ethyl 2,2,4-trichloro-3-oxobutyrate
C
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With chlorine at 55 - 60℃; for 9h; Product distribution; Mechanism; dinamics of chlorination of acetoacetic ester, products in the mixture on the time; | A 97% B n/a C n/a |
With chlorine at 55 - 60℃; | A 97% B n/a C n/a |
With hydrogenchloride; sodium chloride at 22 - 25℃; for 8.5h; electrolysis, ruthenium-titanum oxide anode, current 7 A; | A 92% B 3% C n/a |
ethyl 3-oxobutanate sodium salt
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With tetrachloromethane In dimethyl sulfoxide for 16h; Heating; at 20 - 25 deg C in different bipolar aprotic solvents; | 46% |
4-methyleneoxetan-2-one
ethanol
chloroform
acetic acid-(2,4,N-trichloro-anilide)
ethyl 2-chloro-3-oxo-butyrate
4-methyleneoxetan-2-one
ethanol
acetic acid-(2,4,N-trichloro-anilide)
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With chloroform |
diethyl ether
ethyl chlorosulfate
sodium ethyl acetylacetate enolate
ethyl 2-chloro-3-oxo-butyrate
diethyl ether
ethyl chlorosulfate
sodium ethyl acetylacetate enolate
A
ethyl 2-chloro-3-oxo-butyrate
B
Diethyl 2,3-diacetylsuccinate
2-chloro-3-oxobutanenitrile
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With sulfuric acid anschliessend mit H2O; |
sodium ethyl acetylacetate enolate
p-toluenesulfonyl chloride
ethyl 2-chloro-3-oxo-butyrate
phosgene
sodium ethyl acetylacetate enolate
benzene
ethyl 2-chloro-3-oxo-butyrate
(E)-2-Chloro-3-hydroxy-but-2-enoic acid ethyl ester
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With (enolisation) In methanol Equilibrium constant; other solvents; |
ethyl acetoacetate
A
diethyl acetylsuccinate
B
ethyl 3-chloropropanoate
C
acetic acid
D
ethyl acetate
E
ethyl 2-chloro-3-oxo-butyrate
F
succinic acid diethyl ester
Conditions | Yield |
---|---|
With dihydrogen peroxide; iron(II) chloride Product distribution; multistep reaction; 1.) H2O2, 20 deg C, 2 h; other Fe(II) salts (FeSO4*7H2O, FeSO4-CuSO4), decomposition of the peroxides of the esters of keto acids by Fe(II) salts, possible scheme of decomposition; | A 0.05 mol B 0.10 mol C 0.27 mol D 0.11 mol E 0.06 mol F n/a |
ethyl acetoacetate
A
ethyl 2,2-dichloroacetoacetate
B
ethyl 2-chloro-3-oxo-butyrate
C
ethyl 2-hydroxyimino-3-oxobutanoate
Conditions | Yield |
---|---|
With Nitryl chloride In dichloromethane at 20℃; for 2h; Product distribution; variation of molar ratio of NO2Cl/educt, solvent, temperature and add. of CaCl2 or Na2SO4; | A 11 % Chromat. B 30 % Chromat. C 57 % Chromat. |
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With sulfuric acid |
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With chloroform; chlorine |
Conditions | Yield |
---|---|
Destillation; |
ethyl 2-iodo-3-oxobutanoate
ethyl 2-chloro-3-oxo-butyrate
ethyl acetate
chloroacetic acid ethyl ester
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; |
ethyl acetoacetate
A
ethyl 2,4-dichloro-3-oxobutanoate
B
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With chlorine at 35℃; under 750.075 Torr; for 10h; Product distribution / selectivity; |
ethyl acetoacetate
A
methyl 2-chloroacetoacetate
B
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With 1,3-dichloro-5,5-dimethylhydantoin; silica gel In methanol for 1h; Reflux; |
ethyl acetoacetate
A
ethyl 2,2-dichloroacetoacetate
B
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With potassium peroxymonosulfate; ammonium chloride In methanol at 20℃; for 6h; | A 12 %Chromat. B 66 %Chromat. |
With chloro-trimethyl-silane; [bis(acetoxy)iodo]benzene In acetonitrile at 20℃; for 2h; |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 2h; Reflux; |
Conditions | Yield |
---|---|
With trifluoroacetic acid at 100℃; for 0.5h; Pechmann condensation; Microwave irradiation; regioselective reaction; | 100% |
With zirconium(IV) oxychloride In ethanol at 60 - 65℃; for 24h; Pechmann reaction; | 98% |
With aluminum potassium sulfate dodecahydrate at 65℃; for 2h; Pechmann condensation; Neat (no solvent); | 93% |
Conditions | Yield |
---|---|
In water for 2h; baker's yeast; | 100% |
3-(trifluoromethyl)benzothioamide
ethyl 2-chloro-3-oxo-butyrate
4-methyl-2-[3-(trifluoromethyl)phenyl]thiazole-5-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
In ethanol at 80℃; | 100% |
In ethanol for 24h; Heating; |
4-ethoxy-2-fluoroaniline
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
Stage #1: 4-ethoxy-2-fluoroaniline With hydrogenchloride; sodium nitrite In ethanol; water at 0℃; for 0.333333h; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water at 20℃; for 2h; | 100% |
Stage #1: 4-ethoxy-2-fluoroaniline With hydrogenchloride; sodium nitrite In ethanol; water at 0℃; for 0.333333h; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water at 0 - 20℃; for 2h; | 100% |
Stage #1: 4-ethoxy-2-fluoroaniline With hydrogenchloride; sodium nitrite In ethanol; water at 0℃; for 0.333333h; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water at 20℃; for 2h; | 100% |
1-(methyl)-thiourea
ethyl 2-chloro-3-oxo-butyrate
4-methyl-2-(methylamino)thiazole-5-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In neat (no solvent) at 75℃; for 0.333333h; | 99% |
With pyridine In methanol at 20℃; for 4h; | 85% |
With dmap In dichloromethane at 20℃; for 4h; | 85% |
Benzimidazol-2-thiol
ethyl 2-chloro-3-oxo-butyrate
ethyl 2-(1H-1,3-benzodiazol-2-ylsulfanyl)-3-oxobutanoate
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In ethanol at 20℃; for 5h; | 99% |
With triethylamine In dichloromethane Ambient temperature; | |
With TEA In ethanol at 20℃; for 5h; |
(Z)-2-(2-oxoindolin-3-ylidene)-N-phenylhydrazine-1-carbothioamide
ethyl 2-chloro-3-oxo-butyrate
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 4h; Heating; | 99% |
ethyl 2-chloro-3-oxo-butyrate
(Z)-N-(4-chlorophenyl)-2-(2-oxoindolin-3-ylidene)hydrazine-1-carbothioamide
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 4h; Heating; | 99% |
ethyl 2-chloro-3-oxo-butyrate
3-methoxyphenylthioacetamide
ethyl 2-(3-methoxybenzyl)-4-methyl-1,3-thiazole-5-carboxylate
Conditions | Yield |
---|---|
With pyridine In ethanol at 60℃; for 18h; | 99% |
thiourea
ethyl 2-chloro-3-oxo-butyrate
ethyl-2-amino-4-methylthiazole-5-carboxylate
Conditions | Yield |
---|---|
With sodium carbonate In ethanol; ethyl acetate at 45 - 65℃; Temperature; | 98.39% |
In ethanol at 20 - 80℃; | 91% |
In ethanol Reflux; | 91.4% |
aniline
ethyl 2-chloro-3-oxo-butyrate
ethyl (E)-2-chloro-3-(phenylamino)but-2-enoate
Conditions | Yield |
---|---|
With vanadium(III) chloride at 20℃; for 5h; | 98% |
With zinc(II) perchlorate; magnesium sulfate In dichloromethane at 20℃; for 28h; | 95% |
With iron(III) trifluoromethanesulfonate In neat (no solvent) at 20℃; | 72% |
In benzene Heating; |
ethyl 2-chloro-3-oxo-butyrate
4-(4-fluorophenyl)-5-(4-methylsulfonylphenyl)-3-hydroxypyrazole
ethyl 2-{(4-(4-fluorophenyl)-5-(4-(methylsulphonyl) phenyl)-1H-pyrazol-3-yl]oxy}-3-oxobutanoate
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; | 98% |
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; for 9h; | 450 mg |
aniline
ethyl 2-chloro-3-oxo-butyrate
ethyl chloro(2-phenylhydrazono)acetate
Conditions | Yield |
---|---|
Stage #1: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol at -4 - 0℃; Stage #2: aniline With hydrogenchloride; sodium nitrite at -4 - 0℃; Stage #3: In ethanol; water for 3h; cooling; | 98% |
Stage #1: aniline With hydrogenchloride; sodium nitrite In ethanol; water at -5℃; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water at 20℃; | 95% |
Stage #1: aniline With hydrogenchloride; sodium nitrite In water at 0℃; for 1h; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water at 0 - 20℃; for 4h; | 76% |
4-hydroxythiobenzamide
ethyl 2-chloro-3-oxo-butyrate
(2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester)
Conditions | Yield |
---|---|
In ethanol at 65 - 70℃; for 3h; | 98% |
In spirit at 60 - 65℃; for 2.5h; | 90.7% |
In isopropyl alcohol at 55 - 85℃; for 3h; | 58% |
2,2-diphenylacetic acid
ethyl 2-chloro-3-oxo-butyrate
ethyl 2-(2,2-diphenylacetoxy)-3-oxobutanoate
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 17h; | 98% |
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 17h; | 98% |
With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 17h; | 98% |
Conditions | Yield |
---|---|
With aluminum (III) chloride; Oxone In water at 20℃; for 3h; | 98% |
Conditions | Yield |
---|---|
In ethanol at 75℃; for 2h; | 97.5% |
ethyl 2-chloro-3-oxo-butyrate
2-(5-bromo-2-oxoindolin-3-ylidene)-N-p-tolylhydrazine carbothioamide
Conditions | Yield |
---|---|
With sodium acetate In ethanol for 4h; Heating; | 97% |
4-chloro-aniline
ethyl 2-chloro-3-oxo-butyrate
ethyl 2-chloro-2-(4-chlorophenylhydrazono)acetate
Conditions | Yield |
---|---|
Stage #1: 4-chloro-aniline With hydrogenchloride; sodium nitrite In ethanol at -5 - 5℃; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water at -5℃; for 4h; Further stages.; | 97% |
2-(2,4-dichlorophenyl)ethanethioamide
ethyl 2-chloro-3-oxo-butyrate
ethyl 2-(2,4-dichlorobenzyl)-4-methyl-1,3-thiazole-5-carboxylate
Conditions | Yield |
---|---|
With pyridine at 20℃; for 48h; | 97% |
In methanol Reflux; |
ethyl 2-chloro-3-oxo-butyrate
(4R,5R)-5-acetyl-3-((S)-2-ethoxy-1-hydroxy-2-oxoethyl)-5-(ethoxycarbonyl)-4-(p-tolyl)-4,5-dihydro isoxazole 2-oxide
Conditions | Yield |
---|---|
With quinindine In dichloromethane at -78℃; for 72h; Inert atmosphere; enantioselective reaction; | 97% |
tert-butyl (E)-5-bromo-3-(2-ethoxy-2-oxoethylidene)-2-oxoindoline-1-carboxylate
ethyl 2-chloro-3-oxo-butyrate
1'-tert-butyl 2,3-diethyl (1R,2R,3S)-3-acetyl-5'-bromo-2'-oxo-1',2'-dihydrospiro[cyclopropane-1,3'-indole]-1',2,3-tricarboxylate
Conditions | Yield |
---|---|
With 1-(2,6-diisopropylphenyl)-3-((1S)-((2S,4S,5R)-5-ethylquinuclidin-2-yl)(6-methoxyquinolin-4-yl)methyl)thiourea; sodium hydrogencarbonate In chloroform at 20℃; for 24h; Michael Addition; stereoselective reaction; | 97% |
ethyl 2-chloro-3-oxo-butyrate
1'-(tert-butyl)-2,3-diethyl-(1S,2R,3S)-2-acetyl-5'-bromo-2'-oxospiro[cyclopropane-1,3'-indoline]-1',2,3-tricarboxylate
Conditions | Yield |
---|---|
With C33H44N4OS; sodium hydrogencarbonate In chloroform at 20℃; Michael Addition; | 97% |
ethyl 2-chloro-3-oxo-butyrate
2-(3-formyl-4-isobutyloxyphenyl)-4-methylthiazole-5-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 60℃; for 4h; | 97% |
Conditions | Yield |
---|---|
Stage #1: 4-Aminobenzonitrile With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 0.5h; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water at 0 - 5℃; | 97% |
ethyl 2-chloro-3-oxo-butyrate
2-chloro-1,3-butanediol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In methanol at 20℃; for 0.5h; | 96% |
4-(2,2,2,-trifluoroethoxy)aniline
ethyl 2-chloro-3-oxo-butyrate
C12H12ClF3N2O3
Conditions | Yield |
---|---|
Stage #1: 4-(2,2,2,-trifluoroethoxy)aniline With trifluoroacetic acid; isopentyl nitrite In acetonitrile at 0℃; Stage #2: ethyl 2-chloro-3-oxo-butyrate With sodium acetate In ethanol; water Japp-Klingemann reaction; | 96% |
2-(3-fluoro-5-(trifluoromethyl)phenyl)ethanethioamide
ethyl 2-chloro-3-oxo-butyrate
ethyl 2-[3-fluoro-5-(trifluoromethyl)benzyl]-4-methyl-1,3-thiazole-5-carboxylate
Conditions | Yield |
---|---|
With pyridine In ethanol at 20℃; for 48h; | 96% |
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