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| CAS号 : | 491-38-3 |
精确质量 : | 146.03700 |
| 分子式 : | C9H6O2 |
logP : | 1.79300 |
| 分子量 : | 146.14300 |
PSA : | 30.21000 |
色酮 | |
chromone | |
491-38-3 | |
C9H6O2 | |
146.14300 | |
30.21000 | |
1.79300 | |
146.03700 |
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1.594
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白色至略黄色结晶粉末
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106.5ºC
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238.5ºC at 760mmHg
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55-60 °C(lit.)
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1.248g/cm3
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0.0422mmHg at 25°C
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GB7887000
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3
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S36/37/39-S26
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Xn
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R22
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2932999099
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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% |
