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| CAS号 : | 25991-27-9 |
精确质量 : | 154.02700 |
| 分子式 : | C7H6O4 |
logP : | 0.42640 |
| 分子量 : | 154.12000 |
PSA : | 56.51000 |
2-氧代-2H-吡喃-3-甲酸甲酯 | |
methyl 2-oxopyran-3-carboxylate | |
25991-27-9 | |
C7H6O4 | |
154.12000 | |
56.51000 | |
0.42640 | |
154.02700 |
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1.513
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淡黄色结晶固体
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158.7ºC
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146-148ºC0.75 mm Hg(lit.)
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75-77ºC(lit.)
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1.326g/cm3
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3.37E-05mmHg at 25°C
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S22; S24/25
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Xn
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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% |
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