diethyl 2-methylbut-2-enedioate
- 中文别名:diethyl 2-methylbut-2-enedioate
- 中文释义:diethyl 2-methylbut-2-enedioate
- 英文别名:diethyl 2-methylbut-2-enedioate;
diethyl 2-methylmaleate;
diethyl mesoconate;
diethyl ester of citraconic acid;
diethyl citraconate;
methylmaleic acid diethyl ester
- CAS No.:691-83-8
- 分子式:
C9H14O4
- 分子量:186.20500
- 精确分子量:186.08900
- PSA:52.60000
- InChI:The Key: YPTLFOZCUOHVFO-SREVYHEPSA-N
- 分子结构式:
海关数据
中国海关编码:2917190090
- 概述:
- 2917190090 其他无环多元羧酸. 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, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分
- 摘要/Summary:
- 2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%