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公开(公告)号:US20120071669A1
公开(公告)日:2012-03-22
申请号:US13183911
申请日:2011-07-15
申请人: Dhananjay Govind Sathe , Subhash Vishwanath Damle , Subodh Shashikant Patnekar , Prashant Vijay Joshi , Samadhan Daulat Patil
发明人: Dhananjay Govind Sathe , Subhash Vishwanath Damle , Subodh Shashikant Patnekar , Prashant Vijay Joshi , Samadhan Daulat Patil
IPC分类号: C07D403/06
CPC分类号: C07D403/06
摘要: The present invention relates to an improved process for the preparation of 3-(N-methyl-2(R)-pyrrolidinyl methyl)-5-[2-(phenyl sulfonyl)ethyl]-1H-indole or pharmaceutically acceptable salts thereof, particularly 3-(N-methyl-2(R)-pyrrolidinyl methyl)-5-[2-(phenyl sulfonyl)ethyl]-1H-indole hydrobromide (Eletriptan hydrobromide). The present invention further relates to novel polymorphs of 3-(N-methyl-2(R)-pyrrolidinyl methyl)-5-[2-(phenyl sulfonyl)ethenyl]-1H-indole hydrobromide and process for preparation thereof.
摘要翻译: 本发明涉及制备3-(N-甲基-2(R) - 吡咯烷基甲基)-5- [2-(苯基磺酰基)乙基] -1H-吲哚或其药学上可接受的盐的改进方法,特别是 3-(N-甲基-2(R) - 吡咯烷基甲基)-5- [2-(苯基磺酰基)乙基] -1H-吲哚氢溴酸盐(Eletriptan hydrobromide)。 本发明还涉及3-(N-甲基-2(R) - 吡咯烷基甲基)-5- [2-(苯基磺酰基)乙烯基] -1H-吲哚氢溴酸盐的新型多晶型物及其制备方法。