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| CAS号 : | 521-88-0 |
精确质量 : | 292.07400 |
| 分子式 : | C18H12O4 |
logP : | 4.21480 |
| 分子量 : | 292.28500 |
PSA : | 52.58000 |
水黄皮素 | |
3-Methoxy-2-phenyl-4H-furo[2,3-h]chromen-4-one | |
521-88-0 | |
C18H12O4 | |
292.28500 | |
52.58000 | |
4.21480 | |
292.07400 |
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1.725
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233.8ºC
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156ºC
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1.36g/cm3
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463ºC at 760mmHg
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2932999099
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S22-S24/25
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品名, 成分含量, 用途 |
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2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
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2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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