| 英文名 | 4H-1-Benzopyran-4-one, 6-hydroxy-7-methoxy-3-(4-methoxyphenyl)- |
|---|---|
| 英文别名 |
Alfalone (isoflavone)
6-Hydroxy-7,4'-dimethoxyisoflavone Isoflavone, 6-hydroxy-4',7-dimethoxy- Alfalone 4',7-DIMETHOXY-6-HYDROXYISOFLAVONE |
| 密度 | 1.321±0.06 g/cm3(20 °C , 760mmHg) |
|---|---|
| 沸点 | 516.0±50.0 °C (760 mmHg) |
| 熔点 | 246-247 °C |
| 分子式 | C17H14O5 |
| 分子量 | 298.29000 |
| 精确质量 | 298.08400 |
| PSA | 68.90000 |
| LogP | 3.18280 |
| 海关编码 | 2914509090 |
|---|
| 海关编码 | 2914509090 |
|---|---|
| 中文概述 | 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 |
| 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% |