4-Oxo-2-pentynoic acid ethyl ester

• 常用名: 4-Oxo-2-pentynoic acid ethyl ester
• 英文名: 4-Oxo-2-pentynoic acid ethyl ester
• CAS号: 54966-49-3
• 分子量: 140.13700
• 密度: N/A
• 沸点: N/A
• 分子式: C₇H₈O₃
• 熔点: N/A
• 闪点: N/A

4-Oxo-2-pentynoic acid ethyl ester名称

• 英文名: ethyl 4-oxopent-2-ynoate

4-Oxo-2-pentynoic acid ethyl ester物理化学性质

• 分子式: C₇H₈O₃
• 分子量: 140.13700
• 精确质量: 140.04700
• PSA: 43.37000
• LogP: 0.14190

4-Oxo-2-pentynoic acid ethyl ester安全信息

• 海关编码: 2918300090

4-Oxo-2-pentynoic acid ethyl ester海关

• 海关编码: 2918300090
• 中文概述: 2918300090 其他含醛基或酮基不含其他含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 增值税率:17.0% 退税率:9.0% 监管条件:无 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
• Summary: 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

4-Oxo-2-pentynoic acid ethyl ester英文别名

• ethyl 3-acetylpropynoate
• ethyl 4-oxo-pent-2-ynoate
• ethyl 3-oxo-1-butyne-1-carboxylate
• ethyl 4-oxo-2-pentynoate
• InChI=1/C7H8O3/c1-3-10-7(9)5-4-6(2)8/h3H2,1-2H
• 4-Oxo-2-pentynoic acid ethyl ester
• 2-Pentynoic acid,4-oxo-,ethyl ester