4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-3-hydroxy-5,6,7,8-tetramethoxy-
- 中文别名:2-(3,4-二甲氧基苯基)-3-羟基-5,6,7,8-四甲氧基苯并吡喃-4-酮
- 中文释义:2-(3,4-dimethoxyphenyl)-3-hydroxy-5,6,7,8-tetramethoxychromen-4-one
- 英文别名:2-(3,4-dimethoxyphenyl)-3-hydroxy-5,6,7,8-tetramethoxychromen-4-one;
3-hydroxy-5,6,7,8,3',4'-hexamethoxyflavone;
3-Hydroxy-3',4',5,6,7,8-hexamethoxyflavone;
3-hydroxynobiletin;
Natsudaidain
- CAS No.:35154-55-3
- 分子式:C21H22O9
- 分子量:0
- 精确分子量:418.12600
- PSA:105.82000
- InChI:The Key: CCJBNIRSVUKABH-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.314g/cm3
- 沸点:
- 608.3ºC at 760mmHg
- 闪点:
- 212.3ºC
- 折射率:
- 1.579
安全信息
- 密度:
- 1.314g/cm3
- 沸点:
- 608.3ºC at 760mmHg
- 闪点:
- 212.3ºC
- 折射率:
- 1.579
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%