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| CAS号 : | 92519-91-0 |
精确质量 : | 346.06900 |
| 分子式 : | C17H14O8 |
logP : | 2.29960 |
| 分子量 : | 346.28800 |
PSA : | 129.59000 |
粘毛黄芩素 III | |
2-(3,6-dihydroxy-2-methoxyphenyl)-5,7-dihydroxy-8-methoxychromen-4-one | |
92519-91-0 | |
C17H14O8 | |
346.28800 | |
129.59000 | |
2.29960 | |
346.06900 |
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1.696
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251.5ºC
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|
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1.566g/cm3
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673.7ºC at 760mmHg
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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% |
