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| CAS号 : | 611-10-9 |
精确质量 : | 156.07900 |
| 分子式 : | C8H12O3 |
logP : | 0.91870 |
| 分子量 : | 156.17900 |
PSA : | 43.37000 |
2-氧代环戊羧酸乙酯 | |
Ethyl 2-oxocyclopentanecarboxylate | |
611-10-9 | |
C8H12O3 | |
156.17900 | |
43.37000 | |
0.91870 | |
156.07900 |
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透明无色至淡黄色液体
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n20/D 1.452(lit.)
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Stable under normal temperatures and pressures.
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172 °F
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2-8ºC
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1.054 g/mL at 25 °C(lit.)
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insoluble
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102-104 °C11 mm Hg(lit.)
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29183000
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3
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R36/37/38
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S23-S24/25
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Xi
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29183000. Other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives. General tariff:6.5% |
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一、生产方法简述 已二酸二乙酯在甲苯中在钠存在下环合得到该品。反应温度100-115℃,反应时间5h,收率74-81%。 | |
二、用途 有机合成中间体。 |
