专利检索 ap:("Pratap Reddy Padi" OR "Babu Ireni" OR "Srinivas Polavarapu" OR "Shailaja Padamata" OR "Kavitha Nerella" OR "Vijaya Anand Ramasamy" OR "Ranga Reddy Vangala") AND inv:"Shailaja Padamata" 第 1 页

1.

发明申请
PROCESSES FOR THE PREPARATION OF SITAGLIPTIN AND PHARMACEUTICLLY ACCEPTABLE SALTS THEREOF 失效
标题翻译：制备西格列汀及其药物可接受的药物的方法

公开(公告)号：US20100274017A1

公开(公告)日：2010-10-28

申请号：US12809200

申请日：2008-12-18

申请人： Pratap Reddy Padi , Babu Ireni , Srinivas Polavarapu , Shailaja Padamata , Kavitha Nerella , Vijaya Anand Ramasamy , Ranga Reddy Vangala

发明人： Pratap Reddy Padi , Babu Ireni , Srinivas Polavarapu , Shailaja Padamata , Kavitha Nerella , Vijaya Anand Ramasamy , Ranga Reddy Vangala

IPC分类号： C07D471/04

CPC分类号： C07D487/04

摘要： There is provided salts and polymorphs of sitagliptin, processes for the preparation thereof, and pharmaceutical compositions comprising the same.

摘要翻译： 提供西他列汀的盐和多晶型物，其制备方法和包含其的药物组合物。

2.

发明授权
Processes for the preparation of sitagliptin and pharmaceutically acceptable salts thereof 失效
标题翻译：西他列汀及其药学上可接受的盐的制备方法

公开(公告)号：US08309724B2

公开(公告)日：2012-11-13

申请号：US12809200

申请日：2008-12-18

申请人： Pratap Reddy Padi , Babu Ireni , Srinivas Polavarapu , Shailaja Padamata , Kavitha Nerella , Vijaya Anand Ramasamy , Ranga Reddy Vangala

发明人： Pratap Reddy Padi , Babu Ireni , Srinivas Polavarapu , Shailaja Padamata , Kavitha Nerella , Vijaya Anand Ramasamy , Ranga Reddy Vangala

IPC分类号： C07D471/00

CPC分类号： C07D487/04

摘要： There is provided an improved process for the preparation of Sitagliptin of Formula II by reduction of compound of Formula VIII to Formula IX followed by deprotection of Formula IX to afford Sitagliptin of Formula II.

摘要翻译： 提供了通过将式VIII的化合物还原为式IX，然后将式IX脱保护得到式II的西他列汀的方法来制备式II的西他列汀的改进方法。

3.

发明申请
PROCESSES FOR THE PREPARATION OF PRASUGREL , AND ITS SALTS AND POLYMORPHS 审中-公开
标题翻译：制备原料及其盐和聚合物的方法

公开(公告)号：US20100261908A1

公开(公告)日：2010-10-14

申请号：US12741671

申请日：2008-11-07

申请人： Pratap Reddy Padi , Seetha Rama Sarma Peri , Madhusudhan Reddy Ganta , Srinivas Polavarapu , Praveen Cherukupally , Babu Ireni , Shailaja Padamata , Krishna Jonnada , Krishna Vinigari , Kavitha Nerella

发明人： Pratap Reddy Padi , Seetha Rama Sarma Peri , Madhusudhan Reddy Ganta , Srinivas Polavarapu , Praveen Cherukupally , Babu Ireni , Shailaja Padamata , Krishna Jonnada , Krishna Vinigari , Kavitha Nerella

IPC分类号： C07D495/04

CPC分类号： C07D495/04

摘要： Processes for the preparation of prasugrel and its pharmaceutically acceptable salts thereof. Also disclosed are polymorphic forms of prasugrel hydrochloride and processes for their preparation.

摘要翻译： 制备普拉格雷及其药学上可接受的盐的方法。还公开了普拉格雷盐酸盐的多晶型物及其制备方法。