| 英文名 | dl-Phenylalanine |
|---|---|
| 类型 | 氨基酸和肽类 |
| CAS号 | 150-30-1 |
| 物理性质 | M 165.2, m 265-266℃(capillary, dec), 271-273℃(dec), 282-284℃(dec), pK125 2.58, pK225 9.24. |
| 提纯方法 | dl-Phenylalanine crystallises from H2O or H2O/EtOH in large plates and is dried under vacuum over P2O5. S-Phenylalanine ethyl ester hydrochloride [3182-93-2] has m 156-158℃ and [α]D20 -7.8℃ (c 2, H2O) after crystallisation from EtOH/Et2O [Billimoria & Cook J Chem Soc 2328 1949, Beilstein 14 IV 1556]. [Greenstein & Winitz The Chemistry of the Amino Acids J. Wiley, Vol 3 pp 2156- 2175 1961, Beilstein 14 III 1229, 14 IV 1553.] |
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