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| CAS号 : | 4225-32-5 |
精确质量 : | 300.13600 |
| 分子式 : | C18H20O4 |
logP : | 3.77870 |
| 分子量 : | 300.34900 |
PSA : | 36.92000 |
5,7-dimethoxy-2-(4-methoxyphenyl)-3,4-dihydro-2H-chromene | |
4225-32-5 | |
C18H20O4 | |
300.34900 | |
36.92000 | |
3.77870 | |
300.13600 |
|
2932999099
|
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% |
