4-chloro-3-oxobutyric acid

Modify Date: 2024-01-10 09:45:16

4-chloro-3-oxobutyric acid Structure
4-chloro-3-oxobutyric acid structure
Common Name 4-chloro-3-oxobutyric acid
CAS Number 27807-84-7 Molecular Weight 136.53400
Density 1.397g/cm3 Boiling Point 284.8ºC at 760mmHg
Molecular Formula C4H5ClO3 Melting Point N/A
MSDS N/A Flash Point 126.1ºC

 Names

Name 4-chloro-3-oxobutanoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.397g/cm3
Boiling Point 284.8ºC at 760mmHg
Molecular Formula C4H5ClO3
Molecular Weight 136.53400
Flash Point 126.1ºC
Exact Mass 135.99300
PSA 54.37000
LogP 0.26900
Vapour Pressure 0.000752mmHg at 25°C
Index of Refraction 1.465

 Safety Information

Hazard Codes C
HS Code 2918300090

 Synthetic Route

~72%

4-chloro-3-oxobutyric acid Structure

4-chloro-3-oxob...

CAS#:27807-84-7

Literature: Lamberth, Clemens Organic Preparations and Procedures International, 2002 , vol. 34, # 1 p. 98 - 102

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4-chloro-3-oxobutyric acid Structure

4-chloro-3-oxob...

CAS#:27807-84-7

Literature: Ethyl Corporation Patent: US3960941 A1, 1976 ;

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4-chloro-3-oxobutyric acid Structure

4-chloro-3-oxob...

CAS#:27807-84-7

Literature: Barnick,J.W.F.K. et al. Synthesis, 1979 , p. 787 - 788

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4-chloro-3-oxobutyric acid Structure

4-chloro-3-oxob...

CAS#:27807-84-7

Literature: Roedig,A. et al. Chemische Berichte, 1962 , vol. 95, p. 1245 - 1254

 Customs

HS Code 2918300090
Summary 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

EINECS 248-665-8
4-chloroacetoacetic acid
3-oxo-4-chlorobutyric acid
Butanoic acid,4-chloro-3-oxo
4-Chloro-3-oxobutyric acid