- Patent Title: Method for the production of Praziquantel and precursors thereof
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Application No.: US15528116Application Date: 2015-11-19
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Publication No.: US09932337B2Publication Date: 2018-04-03
- Inventor: David Maillard , Andreas Waechtler , Jeremy Maurin , Ewgenij Wakaresko , Christian Jasper
- Applicant: Merck Patent GmbH
- Applicant Address: DE Darmstadt
- Assignee: Merck Patent GmbH
- Current Assignee: Merck Patent GmbH
- Current Assignee Address: DE Darmstadt
- Agency: Millen White Zelano and Branigan, PC
- Agent Csaba Henter
- Priority: EP14003933 20141121
- International Application: PCT/EP2015/002316 WO 20151119
- International Announcement: WO2016/078765 WO 20160526
- Main IPC: C07D487/04
- IPC: C07D487/04 ; C07D471/04 ; C07D217/14 ; C07C59/64 ; C07C59/84
Abstract:
The present invention relates to methods for the production of enantiopure or enantioenriched Praziquantel precursors and to methods for the production of enantiopure or enantioenriched Praziquantel comprising the methods for the production of the Praziquantel precursors. The present invention further relates to compounds or intermediates useful in such methods.
Public/Granted literature
- US20170320873A1 Method For The Production of Praziquantel and Precursors Thereof Public/Granted day:2017-11-09
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