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| CAS号 : | 14002-90-5 |
精确质量 : | 174.06800 |
| 分子式 : | C11H10O2 |
logP : | 2.40980 |
| 分子量 : | 174.19600 |
PSA : | 30.21000 |
4,7-二甲基香豆素 | |
4,7-dimethylchromen-2-one | |
14002-90-5 | |
C11H10O2 | |
174.19600 | |
30.21000 | |
2.40980 | |
174.06800 |
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1.564
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129ºC
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314.3ºC at 760mmHg
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1.15g/cm3
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0.00047mmHg at 25°C
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45-53-99
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R22
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2932209090
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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% |
