CA Patent

CA2681110A1 — Synthesis of chirally purified substituted benzothiazole diamines

Assigned to Knopp Neurosciences Inc · Expires 2008-09-18 · 18y expired

What this patent protects

Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzotiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzotiazole diamines from entantio…

USPTO Abstract

Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzotiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzotiazole diamines from entantiomerically enriched mixtures of substituted 4,5,6,7-tetrahydro-benzotiazole diamines are provided herein.

Drugs covered by this patent

Patent Metadata

Patent number
CA2681110A1
Jurisdiction
CA
Classification
Expires
2008-09-18
Drug substance claim
No
Drug product claim
No
Assignee
Knopp Neurosciences Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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