23680-40-2

23680-40-2 structure

Name	methyl 3-bromoprop-2-ynoate
Synonyms	Methyl 3-bromo-2-propynoate methyl 3-bromopropynoate Methyl bromopropynoate 3-Bromo methyl propiolate methyl 3-bromopropiolate methyl bromoacetylenecarboxylate methyl bromopropiolate Methyl bromopropylate

HS Code	2916190090

922-67-8

~90%

23680-40-2

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

128-08-5

922-67-8

~85%

23680-40-2

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

67-56-1

16900-53-1

~73%

23680-40-2

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

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%