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| CAS号 : | 17290-70-9 |
精确质量 : | 372.12100 |
| 分子式 : | C20H20O7 |
logP : | 3.50300 |
| 分子量 : | 372.36900 |
PSA : | 76.36000 |
2-(3,4-二甲氧基苯基)-5,7,8-三甲氧基-4H-1-苯并吡喃-4-酮 | |
2-(3,4-dimethoxyphenyl)-5,7,8-trimethoxychromen-4-one | |
17290-70-9 | |
C20H20O7 | |
372.36900 | |
76.36000 | |
3.50300 | |
372.12100 |
|
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% |
