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L-苯丙氨酸
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更新时间:2016-05-30  |  阅读:1210

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L-苯丙氨酸
L-Phenylalanine
Cas 号: 【63-91-2】 M D L: MFCD00064227
L-苯丙氨酸分子式: C9H11NO2 分子量: 165.2
别 名: L-2-氨基-3-苯基丙酸;L-α-氨基-β-苯丙酸;L-α-氨基氢化肉桂酸
(S)-2-Amino-3-phenylpropionic acid
L-beta-Phenylalanine
L-2-Amino-3-phenylpropionic acid
性 状: 白色单斜片状结晶。在真空中升华。水中溶解度(g/L):27 g/L (20°C);极微溶于乙醇和甲醇。
熔点:270-275 °C
质量标准: 外观Appearance 白色至类白色结晶粉末或结晶
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity >99.0%
干燥失重Loss on drying <0.3 % (105°C, 3 小时)
重金属Heavy metals (as Pb) <20 ppm
比旋光度Specific optical rotation -33.5° ~ -35.5° (c=2, water)
铅Pb measure < 10 ppm
pH 5.4 - 6.0 (1% 水溶液)
贮 存: 密封阴凉干燥避光保存。
用途 生化研究。配置培养基。营养学研究。
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