基本信息
cas:22818-40-2
中文名稱:D(-)-對羥基苯甘氨酸
中文別名:D-對羥基苯甘氨酸;D-(-)-4-羥基苯甘氨酸;D-(-)-2-(4-羥苯基)甘氨酸;(R)-(-)-2-氨基-2-(4-羥苯基)乙酸;(對羥基苯)氨基乙酸;左旋對羥基苯甘氨酸;4-羥基-D-(-)-2-苯基甘氨酸;D-α-(4-Hydroxy-phenyl)glycine;
英文名稱:D-4-hydroxyphenylglycine
英文別名:(R)-2-(4-Hydroxyphenyl)glycine;(D)-(-)-Alfa-4-hydroxyphenyl glycine;D-N-(4-Hydroxyphenyl)glycine;(R)-2-Amino-2-(4-hydroxyphenyl)acetic acid;2-(4-Hydroxyphenyl)-D-glycine;(R)-para-hydroxyphenylglycine;H-D-Phg(4-OH)-OH;(2R)-2-amino-2-(4-hydroxyphenyl)acetic acid;D(-)-2-amino-(4-hydroxyphenyl)acetic acid;D(-)-4-Hydroxyphenylglycine;4-Hydroxy-D-phenylglycine;4-Hydroxy-D-(-)-2-phenylglycine;(2R)-2-Amino-2-(4-hydroxyphenyl)acetic acid,4-Hydroxy-D-phenylglycine;(2R)-2-Amino-2-(4;(R)-(-)-2-Amino-2-(4-hydroxyphenyl)acetic acid;D(-)-2-(4-hydroxyphenyl)glycine;D-(-)-2-(4-Hydroxyphenyl)glycine;(2R)-2-Amino-2-(4-hydroxyphenyl)acetic acid,4-Hydroxy-D-phenylglycine,Cefadroxyl impurity A;
分子式:C8H9NO3
分子量:167.16200
精確質量:167.05800
PSA:83.55000
LOGP:1.17690
物化性質
外觀與性狀:白色至灰白色結晶粉末
密度:1.396
熔點:240 °C (dec.)(lit.)
閃點:223.7oC
折射率:-158 ° (C=1, 1mol/L HCl)
水溶解性:5 g/L (20 oC)
穩定性:Stable under normal temperatures and pressures.
儲存條件:Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances.
蒸汽壓:0.000272mmHg at 25°C
安全信息
安全說明:S26-S36-S24/25
危險類別碼:R36/37/38
WGK Germany:3
海關編碼:29225000
危險品標志:Xi
生產方法及用途
生產方法
大茴香醛經環合、水解制成DL-對羥基苯甘氨酸,再用甲醇酯化,用酒石酸拆分,得到D(-)-對羥基苯甘氨酸。國內大部分D-對羥基苯甘氨酸的生產企業目前基本都采用乙醛酸工藝生產。
用途
合成半合成青霉素和頭孢菌素的中間體,用于制造氨芐青霉素、氧哌嗪青霉素、頭孢氨芐等。