详情介绍
左旋苯甘氨酸
D-2-Phenylglycine
Cas 号: 【875-74-1】 M D L: MFCD00008061
左旋苯甘氨酸分子式: C8H9NO2 分子量: 151.2
别 名: D-2-苯甘氨酸
(R)-(−)-α-Aminophenylacetic acid
D-(−)-α-Phenylglycine
(R)-(−)-2-Phenylglycine
R(−)-α-Aminophenylacetic acid
98.50% 25g
98.50% 100g
性 状: 水中溶解度:0.3g/100ml,溶于无机溶剂和碱液,实际上不溶于醇。
熔点:302°C
比旋光度[a]20/D:-156 º(C=1 in 1N HCl)
质量标准: 外观Appearance 白色至类白色结晶或粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity ≥98.5% (中和滴定)
比旋度Specific rotation [a]20/D -156±2°(C=1 in 1N HCl)
碱溶性试验Solubility in NaOH 溶液透明
水分Water <0.1 % (K.F.)
UV at 420 nm A: <0.03 (c=6, 1 M HCl)
贮 存: 用途 合成半合成青霉素和头孢菌素的中间体,用于制造氨苄青霉素、氧哌嗪青霉素、头孢氨苄等。
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