英文名 | Acetoacetamide |
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中文名 | 乙酰基乙酰胺 |
类型 | 脂肪族化合物 |
CAS号 | 5977-14-0 |
物理性质 | M 101.1, m 54-55℃, 54-56℃. |
提纯方法 | Recrystallise the amide from CHCl3, or Me2CO/pet ether. It also crystallises from pyridine with 4 mols of solvent. It is slightly soluble in H2O, EtOH and AcOH but is insoluble in Et2O. The phenylhydrazone has m 128℃. [Kato Chem Pharm Bull Jpn 15 921 923 1967, Claisen & Meyer Chem Ber 35 583 1902, Beilstein 3 H 659, 3 I 231, 3 III 1204, 3 IV 1545.] Recrystallise the amide from CHCl3, or Me 2CO/pet ether. It also crystallises from pyridine with 4 mols of solvent. It is slightly soluble in H2O, EtOH and AcOH but is insoluble in Et2O. The phenylhydrazone has m 128℃. [Kato Chem Pharm Bull Jpn 15 921 923 1967, Claisen & Meyer Chem Ber 35 583 1902, Beilstein 3 H 659, 3 I 231, 3 III 1204, 3 IV 1545.] |
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