-
公开(公告)号:US07977478B2
公开(公告)日:2011-07-12
申请号:US11535704
申请日:2006-09-27
申请人: Eswaraiah Sajja , Ravindar Reddy Koppera , Satyanarayana Revu , Venkata Reddy Vajrala , Vijayapal Reddy Kanumathi
发明人: Eswaraiah Sajja , Ravindar Reddy Koppera , Satyanarayana Revu , Venkata Reddy Vajrala , Vijayapal Reddy Kanumathi
IPC分类号: C07D487/04 , A61K31/53 , A61P15/10
CPC分类号: C07D487/04
摘要: Crystalline polymorphic forms of vardenafil and vardenafil hydrochloride, and processes for preparing them.
摘要翻译: 伐地那非和伐地那非盐酸盐的结晶多晶型物及其制备方法。
-
公开(公告)号:US20110218360A1
公开(公告)日:2011-09-08
申请号:US13112146
申请日:2011-05-20
申请人: Praveen Cherukupally , Venkata Reddy Vajrala , Vijaya Kumar Adla , Srinivasulu Rangineni , Sundaralakshmi Kanniah
发明人: Praveen Cherukupally , Venkata Reddy Vajrala , Vijaya Kumar Adla , Srinivasulu Rangineni , Sundaralakshmi Kanniah
IPC分类号: C07C211/42 , C07C209/22 , C07C209/88 , C07C209/86
CPC分类号: C07C211/42 , C07C209/28 , C07C249/02 , C07C2602/08 , Y10T428/2982 , C07C251/20
摘要: The present invention relates to processes for the preparation of rasagiline mesylate. Also provided is rasagiline mesylate having 90 volume percent of the particles (D90) with sizes less than about 6 μm and processes for the preparation thereof.
摘要翻译: 本发明涉及制备甲磺酸雷沙吉兰的方法。 还提供了具有90体积%的尺寸小于约6μm的颗粒(D90)的甲磺酸雷沙吉兰和其制备方法。
-
公开(公告)号:US20080255383A1
公开(公告)日:2008-10-16
申请号:US12100591
申请日:2008-04-10
申请人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
发明人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
IPC分类号: C07C269/00
CPC分类号: C07C269/06 , C07B2200/07 , C07C45/71 , C07C213/02 , C07C213/08 , C07C271/44 , C07C49/84 , C07C215/50 , C07C217/58
摘要: There are provided processes for making rivastigmine. In one embodiment, the process includes reacting S-(−)-[1-(3-hydroxyphenyl)ethyl]dimethylamine with N-ethyl-N-methyl carbamoyl chloride in the presence of an organic base to obtain a free base of rivastigmine.
摘要翻译: 提供制造利伐斯的明的方法。 在一个实施方案中,该方法包括在有机碱存在下使S - ( - ) - [1-(3-羟基苯基)乙基]二甲胺与N-乙基-N-甲基氨基甲酰氯反应,得到游离的利伐斯的明碱。
-
公开(公告)号:US08013181B2
公开(公告)日:2011-09-06
申请号:US12100591
申请日:2008-04-10
申请人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
发明人: Venkata Naga Brahmeswara Rao Mandava , Venkata Reddy Vajrala , Ganesh Varanasi , Vijay Kumar Adla , Mukund Reddy Jambula , Vijaypal Reddy Kanumathi Reddy
IPC分类号: C07C269/00
CPC分类号: C07C269/06 , C07B2200/07 , C07C45/71 , C07C213/02 , C07C213/08 , C07C271/44 , C07C49/84 , C07C215/50 , C07C217/58
摘要: There are provided processes for making rivastigmine. In one embodiment, the process includes reacting S-(−)-[1-(3-hydroxyphenyl)ethyl]dimethylamine with N-ethyl-N-methyl carbamoyl chloride in the presence of an organic base to obtain a free base of rivastigmine.
摘要翻译: 提供制造利伐斯的明的方法。 在一个实施方案中,该方法包括在有机碱存在下使S - ( - ) - [1-(3-羟基苯基)乙基]二甲胺与N-乙基-N-甲基氨基甲酰氯反应,得到游离的利伐斯的明碱。
-
-
-