- Patent Title: Process for the preparation of Crisaborole in a stable crystal form
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Application No.: US16926370Application Date: 2020-07-10
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Publication No.: US11325922B2Publication Date: 2022-05-10
- Inventor: Federico Gassa , Lazzaro Feliciani , Alberto Mazza , Marco Quaroni , Mara Sada , Giorgio Bertolini
- Applicant: OLON S.P.A.
- Applicant Address: IT Rodano
- Assignee: OLON S.P.A.
- Current Assignee: OLON S.P.A.
- Current Assignee Address: IT Rodano
- Agency: Arent Fox LLP
- Priority: IT102017000148330 20171221
- Main IPC: C07F5/02
- IPC: C07F5/02
Abstract:
The present invention relates to a process for the preparation of crisaborole of formula (I): by preparing intermediates of formulas (II) and (III):
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