公开(公告)号：WO2013175395A3

公开(公告)日：2014-01-30

申请号：PCT/IB2013054167

申请日：2013-05-21

Applicant: REDDYS LAB LTD DR

Inventor： VARANASI GANESH ,  MACHARLA PRABHAKAR ,  VEMPATI CHANDRASEKHAR ,  BANDICHHOR RAKESHWAR ,  DAHANUKAR VILAS HARESHWAR ,  IQBAL JAVED ,  ORUGANTI SRINIVAS ,  RAPOLU RAJESH KUMAR ,  NARIYAM MUNASWAMY SEKHAR ,  NETI SRINIVASAN

IPC: C07D209/02 ,  A61K31/403 ,  C07C13/615 ,  C07D209/52

CPC classification number: C07D209/52

Abstract: Improved processes for preparing saxagliptin or its salt and intermediates thereof are provided.

Abstract translation: 提供了制备沙格列汀或其盐及其中间体的改进方法。

公开(公告)号：WO2010014883A3

公开(公告)日：2010-05-14

申请号：PCT/US2009052376

申请日：2009-07-31

Applicant: REDDYS LAB LTD DR ,  REDDYS LAB INC DR ,  CHERUKUPALLY PRAVEEN ,  VUJJINI SATISH KUMAR ,  VARANASI GANESH ,  KANDALA SREENADHA CHARYULU ,  AREVELI SRINIVAS ,  TIRUMALARAJU SATYANARAYANA RAJ

Inventor： CHERUKUPALLY PRAVEEN ,  VUJJINI SATISH KUMAR ,  VARANASI GANESH ,  KANDALA SREENADHA CHARYULU ,  AREVELI SRINIVAS ,  TIRUMALARAJU SATYANARAYANA RAJU

IPC: C07D405/04 ,  A61K31/53 ,  C07D251/42 ,  C07D405/02

CPC classification number: C07H17/02 ,  A61K31/53 ,  C07D405/04 ,  C07H13/12 ,  C07H19/12

Abstract: Processes for preparing azacitidine. Further included are processes for the preparation of crystalline azacitidine crystalline Form (I) and mixtures of azacitidine crystalline Forms (I) and (II).

Abstract translation: 制备阿扎胞苷的方法。 还包括制备结晶阿扎胞苷结晶形式（I）和阿扎胞苷结晶形式（I）和（II）的混合物的方法。