methyl-4-chloro-2-butynoate
			
			
				 
- 中文别名:4-氯-2-丁炔酸甲酯
 
- 中文释义:4-氯-2-丁炔酸甲酯
 
- 英文别名:methyl 4-chlorobut-2-ynoate;
Chlortetrolsaeuremethylester;
2-Butynoic acid,4-chloro-,methyl ester;
Methyl 4-chlorobutynoate;
methyl 4-chloro-2-butynoate;
Methyl chlorotetrolate;
chloro-but-2-ynoic acid methyl ester;
Chlorotetrolic acid methyl ester;
Chlor-but-2-insaeure-methylester  
- CAS No.:41658-12-2
 
- 分子式:
C5H5ClO2
 
- 分子量:132.55
 
- 精确分子量:131.99800
 
- PSA:26.30000
 
- InChI:The Key: SQWTVWVBVHSZGM-UHFFFAOYSA-N
 
- 分子结构式:
				  
			 
			物化性质
- 密度:
 - 1.213g/cm3
 - 沸点:
 - 191.6ºC at 760 mmHg
 - 闪点:
 - 84.7ºC
 - 折射率:
 - 1.458
 
 
			安全信息
- 密度:
 - 1.213g/cm3
 - 沸点:
 - 191.6ºC at 760 mmHg
 - 闪点:
 - 84.7ºC
 - 折射率:
 - 1.458
 
 
			
			
			海关数据
中国海关编码:2916190090
- 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
 - 摘要/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%