54109-54-5

54109-54-5结构式

英文名	ethyl 2-methylidenepent-4-ynoate
英文别名	2-methylene-pent-4-ynoic acid ethyl ester ethyl 2-methylene-4-pentynoate 4-pentynoic acid,2-methylene-,ethyl ester 2-methylene-4-pentynoic acid ethyl ester ethyl 2-methylenepent-4-ynoate ethyl 2-methylenepent-4-yn-1-oate

50-00-0

106-96-7

105-53-3

54109-54-5

文献：LES LABORATOIRES SERVER; COMMISSARIAT A 'ENERGIE ATOMIQUE Patent: US2008/153890 A1, 2008 ; Location in patent: Page/Page column 7 ;

50-00-0

92190-57-3

~85%

54109-54-5

文献：Queignec, Rene; Kirschleger, Bernard; Lambert, Francois; Aboutaj, Mohammed Synthetic Communications, 1988 , vol. 18, # 11 p. 1213 - 1224

50-00-0

94-02-0

106-96-7

~76%

54109-54-5

文献：Coia, Nicolas; Bouyssi, Didier; Balme, Genevieve European Journal of Organic Chemistry, 2007 , # 19 p. 3158 - 3165

50-00-0

26199-74-6

~58%

54109-54-5

文献：Ravikumar, V.T.; Swaminathan, S.; Rajagopalan, K. Tetrahedron Letters, 1984 , vol. 25, # 52 p. 6045 - 6046

26199-74-6

~50%

54109-54-5

文献：Ravikumar, V. T.; Thangaraj, K.; Swaminathan, S.; Rajagopalan, K. Synthesis, 1985 , # 10 p. 985 - 986

海关编码	2916190090
中文概述	2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0%
申报要素	品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装
监管条件	A.入境货物通关单 B.出境货物通关单
检验检疫	R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验
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%