研发生产泰胃美 甲氰咪胺 甲氰咪胍 西咪替丁CAS: 51481-61-9;2984-61-4原料仅供出口或科研试验现货直销

中文名西咪替丁英文名cimetidine别名泰胃美甲氰咪胺甲氰咪胍西咪替丁西米替汀西米替丁西咪替丁 A西咪替丁A型西咪替丁【51481-61-9】N'-甲基-N''-[2[[(5-甲基-1H-咪唑-4-基)甲基]硫代]乙基]-N-氰基胍英文别名PeptolTratulTAGAMETTametinUlcedinSKF-92334cimetidineCimetidine ACimetidine ABCimetidine (base or and unspecifieds salts)2-cyano-1-methyl-3-(2-(((5-methylimidazol-4-yl)methyl)thio)ethyl)guanidineN-CYANO-N'-METHYL-N''-[[2-[(5-METHYL-1H-IMIDAZOL-4-YL)METHYL]THIO]ETHYL]GUANIDINECAS51481-61-92984-61-4EINECS257-232-2化学式C10H16N6S分子量252.34InChIInChI=1/C10H16N6S/c1-8-9(16-7-15-8)5-17-4-3-13-10(12-2)14-6-11/h7H,3-5H2,1-2H3,(H,15,16)(H2,12,13,14)InChIKeyAQIXAKUUQRKLND-UHFFFAOYSA-N密度1.2583 (rough estimate)熔点139-144°C沸点476.2±55.0 °C(Predicted)水溶性0.5 g/100 mL at 20 ?C溶解度Slightly soluble in water, soluble in ethanol (96 per cent), practically insoluble in methylene chloride. It dissolves in dilute mineral acids.折射率1.5700 (estimate)酸度系数pKa 6.80 (Uncertain)存储条件2-8°C外观neat颜色White to Off-WhiteMerck14,2279物化性质白色或类白色结晶性粉末，几无臭，味苦。易溶于甲醇或稀盐酸，溶于乙醇，略溶于异丙醇，微溶于水。熔点141～143℃。37℃时在水中的溶解度为1.14%。急性毒性LD50小鼠，大鼠(mg/kg)：2600，5000口服；150，106静脉注射；470，650腹腔注射。