4H-1-Benzopyran-4-one,3,5,7-trimethoxy-2-phenyl-
- 中文别名:3,5,7-三甲氧基黄酮
- 英文别名:galangin 3,5,7-trimethyl ether;
3,5,7-Trimethoxy-2-phenylchromen-4-one
- CAS No.:26964-29-4
- 分子式:C18H16O5
- 分子量:312.3166
- 精确分子量:312.10000
- PSA:57.90000
- InChI:The Key: CBTHKWVPSIGKMI-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 蒸汽压:
- 1.22E-10mmHg at 25°C
安全信息
- 蒸汽压:
- 1.22E-10mmHg at 25°C
海关数据
中国海关编码:2914509090
- 概述:
- 2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
- 申报要素:
- 品名, 成分含量, 用途, 丙酮报明包装
- 摘要/Summary:
- HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%