- 中文名称:
-
- 中文别名:
-
- 英文名称:
- 3(2H)-Benzofuranone,4,6,7-trimethoxy-2-[(4-methoxyphenyl)methylene]-
- 英文别名:
- 4,6,7-trimethoxy-2-[(4-methoxyphenyl)methylidene]-1-benzofuran-3-one;
4'.4.6.7-Tetramethoxy-auron;
4,6,7-trihydroxy-naphthalene-2-sulfonic acid;
4,6,7,4'-Tetramethoxy-auron;
4,6,7-Trimethoxy-3-oxo-2-<4-methoxy-benzyliden>-2,3-dihydro-benzofuran;
4,6,7-Trihydroxy-naphthalin-2-sulfonsaeure;
2-Naphthalenesulfonic acid,4,6,7-trihydroxy
- CAS No.:
- 5460-76-4
- 分 子 式:
-
C19H18O6
- 分 子 量:
- 342.3426
- 精确分子量:
- 342.11000
- PSA:
- 63.22000
- InChI:
- The Key: JSXRDAWPUVMIFI-ZROIWOOFSA-N3
- 分子结构式:
-

- SDS:
- 查看
物化性质
- 密度:
- 1.268g/cm3
- 沸点:
- 545.6ºC at 760mmHg
- 闪点:
- 241.4ºC
- 折射率:
- 1.668
海关数据
中国海关编码:2932999099
- 概述:
- 2932999099. 其他仅含氧杂原子的杂环化合物. 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:20.0%
- 申报要素:
- 品名, 成分含量, 用途
- 摘要/Summary:
- 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%