英文名 | p-Aminoacetophenone |
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类型 | 芳香族化合物 |
CAS号 | 99-92-3 |
物理性质 | M 135.2, m 104-106℃, 105-107℃, b 293℃/atm, pK25 2.19. |
提纯方法 | Recrystallise it from CHCl3, *C6H6 or H2O. It is soluble in hot H2O. UV (EtOH) has ? max 403nm (log 4.42) [Johnson J Am Chem Soc 75 2720 1953]. [Vandenbelt Anal Chem 26 726 1954.] The 2,4-dinitrophenylhydrazone has m 266-267℃(from CHCl3 or EtOH) with ? max 403nm (log 4.42), and the semicarbazone has m 193-194℃(dec)(from MeOH). The hydrochloride has m 98℃(dec)(from H2O). [Beilstein 14 IV 100.] |
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p-Aminoacetophenone提纯方法
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