Post

CAS号: 67118-31-4 英文名称: alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid 英文同义词: LevetiracetaM IMpurity A;EtiracetaM Carboxylic Acid;Levetiracetam EP Impurity A;Ethyl 2-oxo-1-pyrrolidineacetate;2-(2-oxopyrrolidin-1-yl)butanamide;Ethyl (2-oxopyrrolidin-1-yl)acetate;Ethyl-2-oxo-1-pyrrolidineacetic acid;2-(2-oxo-1-pyrrolidinyl)butyric acid;1-Pyrrolidineacetic acid, α-ethyl-2-oxo-;alpha-Ethyl-2-oxo-1-pyrrolidineacetic acid 中文名称: alpha-乙基-2-氧代-1-吡咯烷乙酸 中文同义词: 乙拉西坦羧酸;乙拉西坦羧酸化学对照品;左乙拉西坦杂质A(EP);左乙拉西坦杂质EP杂质A;左乙拉西坦中间体(LVA20);乙基-2-氧代-1-吡咯烷乙酸;2-(2-氧代-1- 吡咯烷基)丁酸;alpha-乙基-2-氧代-1-吡咯烷乙酸 分子式: C8H13NO3 分子量: 171.19 熔点 : 155-158 °C 沸点 : 371.0±25.0 °C(Predicted) 密度 : 1.227 酸度系数(pKa): 3.76±0.10(Predicted) 形态: neat InChIKey: IODGAONBTQRGGG-UHFFFAOYSA-N