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S-泮托拉唑钠的合成工艺改进
引用本文:卢进城.S-泮托拉唑钠的合成工艺改进[J].齐鲁药事,2014(10):617-618.
作者姓名:卢进城
作者单位:鲁南制药集团股份有限公司,山东临沂,276006
摘    要:用2-甲基-3、4-二甲氧基吡啶为原料,经氯化亚砜氯化后得2-氯甲基-3、4-二甲氧基吡啶盐酸盐,再和5-二氟甲氧基-2-硫基-1H-苯并咪唑进行缩合反应,再经不对称氧化得S-泮托拉唑,再经氢氧化钠成盐后得S-泮托拉唑钠。

关 键 词:S-泮托拉唑钠  合成  不对称氧化

Improved synthesis of S - pantoprazole sodium
LU Jin-cheng.Improved synthesis of S - pantoprazole sodium[J].qilu pharmaceutical affairs,2014(10):617-618.
Authors:LU Jin-cheng
Institution:LU Jin-cheng ( Lunan Pharmaceutical Group Co. ,Ltd. ,Linyi 276006, China )
Abstract:With 2 - methyl - 3,4 - dimethoxy pyridine as raw material,2 - chloromethyl - 3,4 - two dimethoxy pyri-dine hydrochloride was obtained after chloridating of ammonium chloride and then carried out of condensation reaction with 5 - two difluoro methoxy - 2 - sulfo - 1H - benzimidazole. S - pantoprazole was synthesized by asymmetric oxidation,then salified by sodium hydroxide to gain S - pantoprazole sodium.
Keywords:S - pantoprazole sodium  Synthesis  Asymmetric oxidation
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