中文别名 DL-2-吡咯烷酮-5羧酸; DL-2-吡咯烷酮-5-羧酸; DL-谷氨酸-Y-内酰胺; 吡咯烷酮羧酸; 2-吡咯烷酮-5-羧酸; 2-吡咯酮-5-羧酸//DL-焦谷氨酸; 焦谷氨酸/2-吡咯烷酮-5-羧酸; ()-2-吡咯烷酮-5-羧酸
英文别名 DL-2-Pyrrolidone-5-carboxylic acid; DL-5-Oxoproline; H-DL-Pyr-OH;
DL-Proline, 5-oxo-; (+/-)-2-PYRROLIDONE-5-CARBOXYLIC ACID;
2-PYRROLIDONE-5-CARBOXYLIC ACID; (+/-)-2-PYRROLIDINONE-5-CARBOXYLIC ACID;
5-OXO-DL-PROLINE; DL-A-PYROGLUTAMIC ACID; DL-GLUTAMIC ACID LACTAM
EINECS号: 205-748-3
DL-焦谷氨酸性质
熔点183-185°C(lit.)
沸点239.15°C(rough estimate)
密度1.3816(rough estimate)
折射率1.4220(estimate)
储存条件Sealed in dry,Room Temperature
溶解度52g/l
酸度系数(pKa)3.48±0.20(Predicted)
形态Crystalline Powder
颜色White
PH值1.7(50g/l,H2O,20℃)
水溶解性5.67g/100mL(20ºC)
BRN82131
安全术语
S26In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
不慎与眼睛接触后,请立即用大量清水冲洗并征求医生意见。
S37/39Wear suitable gloves and eye/face protection
戴适当的手套和护目镜或面具。
风险术语
R36/37/38Irritating to eyes, respiratory system and skin.
刺激眼睛、呼吸系统和皮肤。
密度: 1.38g/cm3
熔点: 180-185℃
沸点: 453.1°C at 760 mmHg
闪点: 227.8°C
水溶性: 5.67 g/100 mL (20℃)
蒸汽压: 1.79E-09mmHg at 25°C
主要用作生化试剂。