中文名奥美拉唑英文名Omeprazole别名洛塞克艾美拉唑奥美拉唑亚砜米唑欧麦亚砜奥美拉唑D3左旋奥美拉唑奥美拉唑肠溶微丸(中间体)5-甲氧基-2-[(4-甲氧基-3,5-二甲基-2-吡啶基)-甲基亚砜]-3H-苯并咪唑英文别名elgamLOSECZOLTUMMOPRALMEPRALaulcerOMEPRALaudazolbelmazolceprandalOmeprazoleR-(+)-OMEPRAZOLE2-Chloromethyl-3,5-dinmethyl-4-methoxypyridine5-methoxy-2-(((4-methoxy-3,5-dimethyl-2-pyridyl)methyl)sulfinyl)benzimidazol1h-benzimidazole,5-methoxy-2-(((4-methoxy-3,5-dimethyl-2-pyridinyl)methyl)sulf5-Methoxy-2-[(4-methoxy-3,5-dimethyl-pyridin-2-yl)methylsulfinyl]-3H-benzoimidazoleCAS73590-58-6EINECS化学式C17H19N3O3S分子量345.42InChIInChI=1/C17H19N3O3S/c(11(2)16(10)23-4)9-24(21)2(22-3)7-14(13)20-17/h5-8H,9H2,1-4H3,(H,19,20)InChIKeySUBDBMMJDZJVOS-UHFFFAOYSA-N密度1.332 g/cm3熔点156°C沸点600.0±60.0 °C(Predicted)闪点9℃水溶性Soluble in water (0.5 mg/ml), DMSO (25 mg/ml), and ethanol (4.5 mg/ml).溶解度H2O: 0.5mg/mL酸度系数pKa 4.14/8.9(H2O,t =25,I=0.025) (Uncertain)存储条件2-8°C稳定性Stable, but hygroscopic and photosensitive. Incompatible with strong oxidizing agents. Store in the dark.敏感性Easy to absorb moisture; `sensitive` to light外观solid颜色whiteMerck14,6845物化性质从乙腈结晶，熔点156℃。急性毒性LD50小鼠，大鼠(g/kg)：0.08，＞0.05静脉注射；＞4，＞4口服。MDL号MFCD00083192