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CAS号: 110351-92-3 英文名称: 20R-Camptothecin 英文同义词: 20R-Camptothecin;(R)-Camptothecin;(R)-(-)-Camptothecin;(R)-(-)-Camptothecine;Irinotecan Impurity 42;Irinotecan Impurity 19 HCl;Irinotecan Hydroxyl Acid 19;(R)-4-Ethyl-4-hydroxy-1H-pyrano[3’,4’:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione;(4R)-4β-Ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione;1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4-ethyl-4-hydroxy-, (4R)- 中文名称: 右旋喜树碱 中文同义词: 右旋喜树碱;伊立替康杂质42;盐酸伊立替康杂质19 分子式: C20H16N2O4 分子量: 348.35 沸点 : 757.0±60.0 °C(Predicted) 密度 : 1.51±0.1 g/cm3(Predicted) 酸度系数(pKa): 11.24±0.20(Predicted)