ethyl (E)-4-ethoxy-2-oxobut-3-enoate
- 中文别名:4-乙氧基-2-氧代-3-丁酸乙酯
- 中文释义:4-乙氧基-2-氧代-3-丁酸乙酯
- 英文别名:ethyl (E)-4-ethoxy-2-oxobut-3-enoate;
ethyl 4-ethoxy-2-oxo-3-butenoate;
ethyl ethoxymethylenepyruvate
- CAS No.:76240-19-2
- 分子式:
C8H12O4
- 分子量:172.17800
- 精确分子量:172.07400
- PSA:52.60000
- InChI:The Key: XPBYGYFJOZXYOE-UHFFFAOYSA-N
- 分子结构式:
海关数据
中国海关编码:2918990090
- 概述:
- 2918990090. 其他含其他附加含氧基羧酸(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:13.0%. 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
- 摘要/Summary:
- 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%