1,1,2,2-Ethenetetracarboxylicacid, 1,1,2,2-tetramethyl ester
- 中文别名:四甲基乙烯四羧酸酯
- 英文别名:tetramethyl ethene-1,1,2,2-tetracarboxylate;
EINECS 217-065-8;
tetramethylethylentetracarboxylate;
tetramethyl ethene tetracarboxylate;
tetramethylethylenetetracarboxylate;
Tetramethoxycarbonylethylene;
tetracarbomethoxyethene;
ethenetetracarboxylic acid tetramethyl ester
- CAS No.:1733-15-9
- 分子式:
C10H12O8
- 分子量:262.21336
- 精确分子量:260.05300
- PSA:105.20000
- InChI:The Key: NPBUMSUYCUWTSF-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.296g/cm3
- 沸点:
- 252.1ºC at 760 mmHg
- 闪点:
- 101.9ºC
- 折射率:
- 1.462
- 蒸汽压:
- 0.0197mmHg at 25°C
安全信息
- 密度:
- 1.296g/cm3
- 沸点:
- 252.1ºC at 760 mmHg
- 闪点:
- 101.9ºC
- 折射率:
- 1.462
- 蒸汽压:
- 0.0197mmHg 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%