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| CAS号 : | 1162-82-9 |
精确质量 : | 312.10000 |
| 分子式 : | C18H16O5 |
logP : | 3.48580 |
| 分子量 : | 312.31700 |
PSA : | 57.90000 |
5,7-二甲氧基-3-(4-甲氧基苯基)-4H-1-苯并吡喃-4-酮 | |
5,7-dimethoxy-3-(4-methoxyphenyl)chromen-4-one | |
1162-82-9 | |
C18H16O5 | |
312.31700 | |
57.90000 | |
3.48580 | |
312.10000 |
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1.585
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225.5ºC
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506.5ºC at 760mmHg
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1.242g/cm3
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2.21E-10mmHg at 25°C
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2914509090
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2933990090
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2933990090. 其他仅含氮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% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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