发明名称 IMPROVED PROCESSES FOR THE SYNTHESIS OF OLANZAPINE
摘要 There is provided a process for the preparation of olanzapine comprising: i) reacting 4-amino-2-methyl-10H-thieno-[2,3-b][1,5]benzodiazepine and N-methylpiperazine in a C1 to C4 alcoholic solvent or mixture thereof at suitable temperature and for a suitable time, ii) cooling the reaction mixture, and iii) isolating the precipitated olanzapine.
申请公布号 CA2593407(A1) 申请公布日期 2008.12.22
申请号 CA20072593407 申请日期 2007.06.22
申请人 APOTEX PHARMACHEM INC. 发明人 KOTHAKONDA, KIRAN KUMAR;CHE, DAQING;GUNTOORI, BHASKAR REDDY
分类号 C07D495/04 主分类号 C07D495/04
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