检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
作 者:张义军[1] 刘义稳[1] 陈义兴[1] 王艳玲[1] 李德江[1]
机构地区:[1]三峡大学材料与化工学院,湖北宜昌443002
出 处:《精细化工》2014年第7期866-869,共4页Fine Chemicals
基 金:国家自然科学基金(21102084);2011年湖北省自然科学基金项目(2011CDB186)~~
摘 要:本文研究了治疗骨髓增殖性肿瘤药物TG101209的合成工艺。以2,4-二羟基-5-甲基嘧啶为起始原料,与三氯氧磷、氨水发生氯化、取代反应生成2-氯-4-氨基-5-甲基嘧啶(B),B再与N-叔丁基-3-溴苯磺酰胺(C)发生Buchwald偶联反应得到3-[(2-氯-5-甲基-4-嘧啶基)胺基]-N-(叔丁基)苯磺酰胺(D)。以甲醇为溶剂,D与CH3OH-HCl反应得到3-[(2-氯-5-甲基-4-嘧啶基)胺基]-N-(叔丁基)苯磺酰胺盐酸盐(E),E与1-甲基-4-(4-氨基苯基)哌啶(G)发生亲核取代反应得到N-叔丁基-3-(5-甲基-2-[4-(4-甲基-1-哌嗪)苯胺基]-4-胺基嘧啶)-苯磺酰胺(TG101209)。总收率达到30.9%,HPLC测得纯度达到99.7%。The synthetic technique of TG101209 for treating bone marrow hyperplastic tumor was studied.2-Chloro-4-amino-5-methyl-pyrimidine(B) was prepared by chlorination and substitution reaction of 2,4-dihydroxy-5-methylpyrimidinnel, phosphorus oxychloride and ammonium hydroxide.B reacted with 3-bromo-N-t-butyl benzenesulfonic amide (C) to give 3-[(2-chloro-5-methyl-4-pyrimidinyl) amino]-N-t-butylbenzenesulfonic amide (D) by Buchwald coupling reaction.D reacted with CH3OH-HCl in the methanol to afford 3- [(2-chloro-5-methyl-4-pyrimidinyl) amino]-N-tert-butylbenzenesuiphonamide hydrochloride (E). (N-tert-butyl-3-(5-methyl-2-[4-(4-methyl-1-piperazinyl)-phenylamino]-pyrimidine-4-ylamino)-benzenesulfonamide)(TG101209) was synthesized by nucleophilic substitution reaction of the intermediate (E) and 1-methyl-4-(4-aminophenyl)piperidine (G). The overall yield was 30.9%. HPLC purity was 99.7%. (N-tert-butyl-3-(5-methyl-2-[4-(4-methyl-1-piperazinyl)-phenylamino]-pyrimidin-4-ylamino)-benzenesulfonamide)(TG101209) was synthesized by nucleophilic substitution reaction of the intermediate (E) and (G).The overall yield was 30.9%.HPLC purity is 99.7%.
关 键 词:关键词 N-叔丁基-3·(5-甲基-2-[4-(4-甲基-1-哌嗪)苯胺基]4-胺基嘧啶)-苯磺酰胺 工艺研究 医药与日化原料
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:216.73.216.49