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CAS号: 799-43-9 英文名称: (±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol 英文同义词: Einecs 212-350-3;Levonorgestrel IMpurity T;Levonorgestrel Impurity 20（Levonorgestrel EP Impurity T）;(1)-13-Ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol;(±)-13-ethyl-3-methoxy-18,19-dinor-17alpha-pregna-2,5(10)-dien-20-yn-17-ol;18,19-Dinorpregna-2,5(10)-dien-20-yn-17-ol, 13-ethyl-3-methoxy-, (17α)-(±)- (9CI);(17α)-(±)-13-Ethyl-3-Methoxy-18,19-dinorpregna-2,5(10)-dien-20-yn-17-ol (Levonorgestrel IMpurity T);13-Ethyl-17-ethynyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,16,17-dode cahydro-1H-cyclopenta[a]phenanthren-17-ol (non-preferred name) 中文名称: 左炔诺孕酮杂质T 中文同义词: 左炔诺孕酮杂质T 分子式: C22H30O2 分子量: 326.47 熔点 : 130-136 °C 沸点 : 462.8±45.0 °C(Predicted) 密度 : 1.11±0.1 g/cm3(Predicted) 酸度系数(pKa): 13.08±0.60(Predicted)