2-Propynoic acid,3-bromo-, methyl ester

Modify Date: 2024-01-12 19:23:46

2-Propynoic acid,3-bromo-, methyl ester Structure
2-Propynoic acid,3-bromo-, methyl ester structure
Common Name 2-Propynoic acid,3-bromo-, methyl ester
CAS Number 23680-40-2 Molecular Weight 162.96900
Density 1.723g/cm3 Boiling Point 150.2ºC at 760mmHg
Molecular Formula C4H3BrO2 Melting Point 20ºC
MSDS N/A Flash Point 44.6ºC

 Names

Name methyl 3-bromoprop-2-ynoate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.723g/cm3
Boiling Point 150.2ºC at 760mmHg
Melting Point 20ºC
Molecular Formula C4H3BrO2
Molecular Weight 162.96900
Flash Point 44.6ºC
Exact Mass 161.93200
PSA 26.30000
LogP 0.51520
Vapour Pressure 3.89mmHg at 25°C
Index of Refraction 1.506

 Safety Information

HS Code 2916190090

 Synthetic Route

~90%

2-Propynoic acid,3-bromo-, methyl ester Structure

2-Propynoic aci...

CAS#:23680-40-2

Literature: Leroy Synthetic Communications, 1992 , vol. 22, # 4 p. 567 - 572

~85%

2-Propynoic acid,3-bromo-, methyl ester Structure

2-Propynoic aci...

CAS#:23680-40-2

Literature: PHARMACIA and UPJOHN COMPANY Patent: WO2004/39815 A2, 2004 ; Location in patent: Page 44 ; WO 2004/039815 A2

~73%

2-Propynoic acid,3-bromo-, methyl ester Structure

2-Propynoic aci...

CAS#:23680-40-2

Literature: Commercon, A.; Normant, J. F.; Villieras, J. Tetrahedron, 1980 , vol. 36, # 82 p. 1215 - 1222

 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%

 Synonyms

Methyl 3-bromo-2-propynoate
methyl 3-bromopropynoate
Methyl bromopropynoate
3-Bromo methyl propiolate
methyl 3-bromopropiolate
methyl bromoacetylenecarboxylate
methyl bromopropiolate
Methyl bromopropylate
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