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| CAS号 : | 6065-63-0 |
精确质量 : | 244.16700 |
| 分子式 : | C13H24O4 |
logP : | 2.69920 |
| 分子量 : | 244.32700 |
PSA : | 52.60000 |
二丙基丙二酸二乙酯 | |
Diethyl dipropylmalonate | |
6065-63-0 | |
C13H24O4 | |
244.32700 | |
52.60000 | |
2.69920 | |
244.16700 |
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1.438
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透明液体
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STABILITY
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129-131°C 12mm
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0.96
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S24/25
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2917190090
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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% |
<p>由丙二酸二乙酯经烃化而得。将丙二酸二乙酯、乙醇钠溶液投入干燥的反应锅内,搅拌加热,在75℃滴加溴丙烷,回流反应3h左右。回收乙醇,稍冷后滤除生成溴化钠,再继续回收乙醇至尽。冷却,得二丙基丙二酸二乙酯。收率80%。</p> | |
<p>药物抗癫灵的中间体。</p> |