- 中文名称:
-
- 中文别名:
- diethyl 2-(2-methylbut-3-yn-2-yl)propanedioate
- 英文名称:
- Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester
- 英文别名:
- diethyl 2-(2-methylbut-3-yn-2-yl)propanedioate;
ethyl 3,3-dimethyl-2-ethoxycarbonylpent-4-ynoate
- CAS No.:
- 21079-27-6
- 分 子 式:
-
C12H18O4
- 分 子 量:
- 226.2689
- 精确分子量:
- 226.12100
- PSA:
- 52.60000
- InChI:
- The Key: GNCXYZOCHNPJEF-UHFFFAOYSA-N3
- 分子结构式:
-
- SDS:
- 查看
物化性质
- 密度:
- 1.039g/cm3
- 沸点:
- 284.2ºC at 760mmHg
- 闪点:
- 131.1ºC
- 折射率:
- 1.453
- 蒸汽压:
- 0.00303mmHg at 25°C
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%