Invention Grant
- Patent Title: Methods of chemical synthesis of diaminophenothiazinium compounds including methylthioninium chloride (MTC)
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Application No.: US16040964Application Date: 2018-07-20
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Publication No.: US10421733B2Publication Date: 2019-09-24
- Inventor: James Peter Sinclair , Sarah Louise Nicoll , John Mervyn David Storey
- Applicant: WISTA LABORATORIES LTD.
- Applicant Address: SG Singapore
- Assignee: WISTA LABORATORIES LTD.
- Current Assignee: WISTA LABORATORIES LTD.
- Current Assignee Address: SG Singapore
- Agency: Foley & Lardner LLP
- Priority: GB1317702.7 20131007
- Main IPC: C07D279/18
- IPC: C07D279/18 ; C07C381/02
Abstract:
Methods of synthesizing and purifying certain 3,7-diamino-phenothiazin-5-ium compounds (referred to herein as “diaminophenothiazinium compounds”) including Methylthioninium Chloride (MTC) (also known as Methylene Blue) are provided.
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