2-Butenoic acid, 2-bromo-, (E)-

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Names

[ CAS No. ]:
36297-22-0

[ Name ]:
2-Butenoic acid, 2-bromo-, (E)-

[Synonym ]:
2-Bromoisocrotonic acid
(E)-2-bromo-but-2-enoic acid
2-Butenoic acid,2-bromo-,(E)
(E)-2-Bromo-2-butenoic acid
cis-1-Brom-but-2-encarbonsaeure
2-Brom-cis-crotonsaeure

Chemical & Physical Properties

[ Density]:
1.722g/cm3

[ Boiling Point ]:
240.2ºC at 760 mmHg

[ Molecular Formula ]:
C4H5BrO2

[ Molecular Weight ]:
164.98500

[ Flash Point ]:
99ºC

[ Exact Mass ]:
163.94700

[ PSA ]:
37.30000

[ LogP ]:
1.36970

[ Index of Refraction ]:
1.534

Safety Information

[ HS Code ]:
2916190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2,3-dibromobutyric acid
  • 2-Brom-3-chlor-buttersaeure
  • ch3cho
  • methyl 2-bromo-2-(triphenyl-λ5-phosphanylidene)acetate
  • Water
  • methyl 2,3-dibromobutanoate
  • ethyl 2,3-dibromobutyrate
  • 2,3-dibromo-butyric acid allyl ester
  • Acetone

DownStream

  • Crotonic acid
  • Butyric Acid
  • 2-Oxobutyric acid
  • Crotonic acid
  • ethyl 2-bromobut-2-enoate
  • (Z)-2-bromobut-2-enoic acid
  • Hydrogen bromide

Customs

[ HS Code ]: 2916190090

[ Summary ]:
2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Related Compounds

  • 2-Butenoic acid,2-bromo-
  • ethyl 2-bromobut-2-enoate
  • 2-BROMO-3-(TRIFLUOROMETHYL)-2-BUTENOIC ACID
  • 2-bromo-4-oxo-4-(4-pentoxyphenyl)but-2-enoic acid
  • methyl 2-bromo-3-chlorobut-2-enoate
  • ethyl 2-bromo-4-fluoro-3-(3-methoxyphenyl)but-2-enoate