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| CAS号 : | 33429-83-3 |
精确质量 : | 330.07400 |
| 分子式 : | C17H14O7 |
logP : | 2.59400 |
| 分子量 : | 330.28900 |
PSA : | 109.36000 |
3',5,7-三羟基-3,4'-二甲氧基黄酮 | |
5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)-3-methoxychromen-4-one | |
33429-83-3 | |
C17H14O7 | |
330.28900 | |
109.36000 | |
2.59400 | |
330.07400 |
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1.7
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227.3ºC
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229-230ºC
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1.55 g/cm3
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607ºC at 760 mmHg
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2914509090
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品名, 成分含量, 用途, 丙酮报明包装 |
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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% |
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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% |
