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| CAS号 : | 5631-70-9 |
精确质量 : | 312.10000 |
| 分子式 : | C18H16O5 |
logP : | 3.48580 |
| 分子量 : | 312.31700 |
PSA : | 57.90000 |
5,7,4-三甲氧基黄酮 | |
5,7-dimethoxy-2-(4-methoxyphenyl)chromen-4-one | |
5631-70-9 | |
C18H16O5 | |
312.31700 | |
57.90000 | |
3.48580 | |
312.10000 |
|
1.585
|
|
|
225.5ºC
|
|
|
158-160ºC (dec.)
|
|
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1.242g/cm3
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|
|
506.5ºC at 760mmHg
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2932999099
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品名, 成分含量, 用途 |
|
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% |
|
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% |
