中文名称N-苄基-3-氧代哌啶-4-羧酸乙酯盐酸盐中文同义词N-苄基-3-氧代哌啶-4-甲酸乙酯盐酸盐(+4℃);N-苄基-3-氧代-4-哌啶-羧酸乙酯盐酸盐;1-苄基-3-氧代哌啶-4-甲酸乙酯盐酸盐;1-苄基-3-氧代哌啶-4-羧酸乙酯盐酸盐;1-苄基-3-氧代-4-羧酸乙酯哌啶盐酸盐;N-苄基-3-哌啶酮-4-甲酸乙酯盐酸盐;N-苄基-3-酮基哌啶-4-羧酸乙酯盐酸盐;1-苄基-3-氧代-4-哌啶-羧酸乙酯盐酸盐英文名称EthylN-benzyl-3-oxo-4-piperidine-carboxylatehydrochloride英文同义词N-BENZYL-4-CARBETHOXY-3-PIPERIDONEHYDROCHLORIDE;N-BENZYL-3-OXO-4-PIPERIDINECARBOXYLATEHCL;1-BENZYL-4-ETHOXYCARBONYL-3-PIPERIDONEHYDROCHLORIDE;1-Benzyl-4-carboethoxy-3-piperidonehydrochloride~Ethyl1-benzyl-3-piperidone-4-carboxylatehydrochloride;N-Benzyl-3-oxo-4-piperidinecarboxylatehydrochloride;ethylN-benzyl-3-oxopiperidine-4-carboxylatehydrochloride;N-Benzyl-3-oxo-piperidine-4-ethylcarboxylatehydrochloride;EthylN-benzylpiperid-3-one-4-carboxylatehyChemicalbookdrochlorideCAS号52763-21-0分子式C15H20ClNO3分子量297.78EINECS号258-162-5相关类别中间体;氮杂环;哌啶;合成;化学试剂;医药中间体;哌啶类;化工原料;医药原料;实验室定制;Piperidines,Piperidones,PiperazinesMol文件52763-21-0.mol结构式N-苄基-3-氧代哌啶-4-羧酸乙酯盐酸盐性质熔点162°C(dec.)(lit.)储存条件Inertatmosphere,RoomTemperature溶解度溶于NH4OH,溶解度为性25mg/mL,澄清,黄色((甲醇))形态结晶粉末颜色白色至棕色BRN3749159InChIKeyUQOMEAWPKSISII-UHFFFAOYSA-NCAS数据库52763-21-0(CASDataBaseReference)N-苄基-3-氧代哌啶-4-羧酸乙酯盐酸盐用途与合成方法用途N-苄基-3-氧代哌啶-4-羧酸乙酯因其苄基可以氢解脱去,并能够通过烃化、酰化等反应结合不同的基团,它的3位上的羰基也是重要的反应活性点,可发生加成、还原等反应,所以,经常用于该类药物的合成。制备方法N-苄基-3-氧代哌啶-4-羧酸乙酯盐酸盐的制备方法如下:取3-氧代哌啶-4-羧酸乙酯溶解于115ml10%碳酸氢钠水溶液中,冷却到-4~0℃,氯苄溶解于35.0ml丙酮滴加到体系中,滴加完毕,冰浴搅拌30min,然后室温搅拌2.0h。用薄层色谱监控反应进度,反应完毕,倒入400ml水中,乙醚萃取两次,冷却并用浓盐酸调节pH2左右,析出大量白色固体,用50ml乙酸乙酯萃取三次,无水硫酸镁干燥,减压蒸馏除去溶剂,用石油醚析出,得到棕色结晶粉末。 |