发明名称 RIVAROXABAN INTERMEDIATE AND PREPARATION THEREOF
摘要 This invention relates to novel intermediate, formula (A) for rivaroxaban and process for the preparation thereof. Further it extends to the process for preparation of rivaroxaban by using the said novel intermediate, by treating with 5-chlorothiophene carbonyl chloride to form the rivaroxaban derivatives of formula (B). The obtained formula (B) further treated with acid to form rivaroxaban.
申请公布号 EP2895176(A4) 申请公布日期 2015.09.02
申请号 EP20130866539 申请日期 2013.12.24
申请人 WANBURY LIMITED 发明人 DR. NITIN SHARADCHANDRA PRADHAN;DR. NILESH SUDHIR PATIL;DR. RAJESH RAMCHANDRA WALAVALKAR;MR. NILESH SUBHAS KULKARNI;MR. SANDIP BABANRAO PAWAR;MR. TARAK SAMBHAJI PAWAR
分类号 C07D413/10 主分类号 C07D413/10
代理机构 代理人
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