-
1.Process for the preparation of monoketals of 1,4-cyclohexanedione including 1, 4-cyclohexanedione mono-2,2-dimethyl trimethylene ketal 失效
标题翻译: 包括1,4-环己二酮单-2,2-二甲基三亚甲基缩酮的1,4-环己二酮单胺的制备方法公开(公告)号:US07049448B2
公开(公告)日:2006-05-23
申请号:US10662980
申请日:2003-09-15
IPC分类号: C07D319/16 , C07D317/72 , C07D209/88
CPC分类号: C07D319/08
摘要: There is provided a process for preparation of a monoketal compound of the structure that includes reacting 1,4-cyclohexanedione of the structure with a diol of the structure in a halogenated organic solvent in the presence of an acid catalyst, wherein X is a substituted or unsubstituted ethylene or propylene. Various embodiments and variants are provided.
摘要翻译: 提供了一种制备该结构的单酮化合物的方法,该方法包括在酸催化剂存在下使该结构的1,4-环己二酮与该结构的二醇在卤代有机溶剂中反应,其中X是取代或 未取代的乙烯或丙烯。 提供了各种实施例和变型。
-
2.Process for the preparation of phenethylamine derivative, an intermediate of Venlafaxine hydrochloride 审中-公开
标题翻译: 苯乙胺衍生物的制备方法,盐酸文拉法辛的中间体公开(公告)号:US20050033088A1
公开(公告)日:2005-02-10
申请号:US10862890
申请日:2004-06-07
申请人: Buchi Reguri , Rajasekhar Kadaboina , Srinivas Gade , Babu Ireni
发明人: Buchi Reguri , Rajasekhar Kadaboina , Srinivas Gade , Babu Ireni
IPC分类号: C07C213/02 , C07C217/74 , C07C231/02
CPC分类号: C07C213/02 , C07C217/74
摘要: The present invention relates to an improved process for the preparation of phenethylamine derivatives or salts by hydrogenation of phenylacetonitriles in the presence of heterogeneous palladium on carbon catalyst.
摘要翻译: 本发明涉及通过在异相钯/碳催化剂存在下苯基乙腈的氢化制备苯乙胺衍生物或盐的改进方法。
-
3.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。
-
公开(公告)号:US20140235895A1
公开(公告)日:2014-08-21
申请号:US14114305
申请日:2012-04-27
申请人: Srinivas Katkam , Rajeswar Reddy Sagyam , Raghavendar Rao Morthala , Babu Ireni , Krishna Vinigari , Suresh Kumar Ramdoss , Srinivasulu Rangineni , Arjunkumar Tummala , Javed Iqbal , Srinivas Oruganti , Bhaskar Kandagatla
发明人: Srinivas Katkam , Rajeswar Reddy Sagyam , Raghavendar Rao Morthala , Babu Ireni , Krishna Vinigari , Suresh Kumar Ramdoss , Srinivasulu Rangineni , Arjunkumar Tummala , Javed Iqbal , Srinivas Oruganti , Bhaskar Kandagatla
IPC分类号: C07C205/45 , C07C213/10 , C07C215/28 , C07C213/00
CPC分类号: C07C205/45 , C07C201/10 , C07C201/12 , C07C213/00 , C07C213/02 , C07C213/10 , C07C215/28 , C07C205/04
摘要: The present application provide processes for the preparation of fingolimod and its pharmaceutically acceptable salts, process for the purification of fingolimod hydrochloride and process for the preparation of amorphous fingolimod hydrochloride.
摘要翻译: 本申请提供了芬戈莫德及其药学上可接受的盐的制备方法,盐酸芬戈莫德的纯化方法和用于制备无定形芬戈莫德盐酸盐的方法。
-
公开(公告)号:US20110207931A1
公开(公告)日:2011-08-25
申请号:US13031691
申请日:2011-02-22
申请人: Srinivas Katkam , Rajeswar Reddy Sagyam , Madhusudhan Reddy Ganta , Babu Ireni , Srihari Babu Korrothu , Raghavendar Rao Morthala , Narsimha Rao Pagadala , Veera Venkata Satyanarayana Murthy Kondepudi
发明人: Srinivas Katkam , Rajeswar Reddy Sagyam , Madhusudhan Reddy Ganta , Babu Ireni , Srihari Babu Korrothu , Raghavendar Rao Morthala , Narsimha Rao Pagadala , Veera Venkata Satyanarayana Murthy Kondepudi
IPC分类号: C07D473/18
CPC分类号: C07D473/18
摘要: The application relates to processes for preparing valganciclovir and pharmaceutically acceptable salts thereof, as well as intermediates for the processes. valganciclovir hydrochloride is represented by Formula II.
摘要翻译: 本申请涉及制备缬更昔洛韦及其药学上可接受的盐的方法,以及该方法的中间体。 盐酸缬更昔洛韦由式II表示。
-
公开(公告)号:US09216943B2
公开(公告)日:2015-12-22
申请号:US14114305
申请日:2012-04-27
申请人: Srinivas Katkam , Rajeswar Reddy Sagyam , Raghavendar Rao Morthala , Babu Ireni , Krishna Vinigari , Suresh Kumar Ramdoss , Srinivasulu Rangineni , Arjunkumar Tummala , Javed Iqbal , Srinivas Oruganti , Bhaskar Kandagatla
发明人: Srinivas Katkam , Rajeswar Reddy Sagyam , Raghavendar Rao Morthala , Babu Ireni , Krishna Vinigari , Suresh Kumar Ramdoss , Srinivasulu Rangineni , Arjunkumar Tummala , Javed Iqbal , Srinivas Oruganti , Bhaskar Kandagatla
IPC分类号: C07C205/45 , C07C201/10 , C07C201/12 , C07C213/02 , C07C215/28 , C07C213/00 , C07C213/10
CPC分类号: C07C205/45 , C07C201/10 , C07C201/12 , C07C213/00 , C07C213/02 , C07C213/10 , C07C215/28 , C07C205/04
摘要: The present application provide processes for the preparation of fingolimod and its pharmaceutically acceptable salts, process for the purification of fingolimod hydrochloride and process for the preparation of amorphous fingolimod hydrochloride.
摘要翻译: 本申请提供了芬戈莫德及其药学上可接受的盐的制备方法,盐酸芬戈莫德的纯化方法和用于制备无定形芬戈莫德盐酸盐的方法。
-
7.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。
-
8.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。
-
-
-
-
-
-
-