6H-Benzofuro[3,2-c][1]benzopyran-6-one,3,9-dimethoxy-
- 中文别名:3,9-双邻甲基考迈斯托醇
- 中文释义:3,9-双邻甲基考迈斯托醇
- 英文别名:3,9-dimethoxy-[1]benzofuro[3,2-c]chromen-6-one;
7,4'-di-O-methylcoumestrol;
3,9-dimethoxy-benzofuro[3,2-c]chromen-6-one;
Coumestrol dimethyl ether;
3,9-dimethoxy-6H-benzofuro[3,2-c]chromen-6-one;
3,9-Dimethoxy-benzofuro[3,2-c]chromen-6-on;
7,12-Dimethoxy-coumestan;
Di-O-methylcoumestrol;
3,9-Dimethylcoumestan;
coumestrol dimethyl ether;
3,9-Dimethoxy-6H-benzofuro<3,2-c><1>-benzopyranon-(6)
- cas No.:3172-99-4
- 分子式:C17H12O5
- 分子量:296.27
- 精确分子量:296.06800
- PSA:61.81000
- InChI:The Key: PXHLPCBBXPHBHP-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.355g/cm3
- 沸点:
- 486.1ºC at 760 mmHg
- 闪点:
- 247.8ºC
- 折射率:
- 1.643
安全信息
- 密度:
- 1.355g/cm3
- 沸点:
- 486.1ºC at 760 mmHg
- 闪点:
- 247.8ºC
- 折射率:
- 1.643
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%