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| CAS号 : | 1251-84-9 |
精确质量 : | 402.13100 |
| 分子式 : | C21H22O8 |
logP : | 3.51160 |
| 分子量 : | 402.39500 |
PSA : | 85.59000 |
2-(3,4-二甲氧基苯基)-3,5,6,7-四甲氧基-4H-苯并吡喃-4-酮 | |
quercetagetin hexamethyl ether | |
1251-84-9 | |
C21H22O8 | |
402.39500 | |
85.59000 | |
3.51160 | |
402.13100 |
|
1.91E-13mmHg at 25°C
|
|
2914509090
|
品名, 成分含量, 用途, 丙酮报明包装 |
|
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% |
|
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% |