Invention Grant
- Patent Title: Process for the preparation of 2-alkyl-4-trifluoromethyl-3-alkylsulphonylbenzoic acids by chemoselective thioether oxidation
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Application No.: US15778699Application Date: 2016-11-28
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Publication No.: US10252990B2Publication Date: 2019-04-09
- Inventor: Christoph Schotes , Christoph Sämann
- Applicant: Bayer CropScience Aktiengesellschaft
- Applicant Address: DE Monheim am Rhein
- Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
- Current Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
- Current Assignee Address: DE Monheim am Rhein
- Agency: McBee Moore Woodward & Vanik IP, LLC
- Priority: EP15196992 20151130
- International Application: PCT/EP2016/078971 WO 20161128
- International Announcement: WO2017/093172 WO 20170608
- Main IPC: C07C315/02
- IPC: C07C315/02 ; C07C319/14 ; C07C323/62 ; C07C323/65 ; C07C317/44 ; C07C323/09
Abstract:
A process for the preparation of 2-alkyl-4-trifluoromethyl-3-alkylsulfonylbenzoic acids of the formula (I) is described. Herein, the substituents are radicals such as alkyl and substituted phenyl.
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