EP Patent

EP2895466A1 — Method of synthesizing thyroid hormone analogs and polymorphs thereof

Assigned to F Hoffmann La Roche AG · Expires 2015-07-22 · 11y expired

What this patent protects

The disclosure describes methods of synthesis of pyridazinone compounds as thyroid hormone analogs and their prodrugs. Preferred methods according to the disclosure allow for large-scale preparation of pyridazinone compounds having high purity. In some embodiments, preferred meth…

USPTO Abstract

The disclosure describes methods of synthesis of pyridazinone compounds as thyroid hormone analogs and their prodrugs. Preferred methods according to the disclosure allow for large-scale preparation of pyridazinone compounds having high purity. In some embodiments, preferred methods according to the disclosure also allow for the preparation of pyridazinone compounds in better yield than previously used methods for preparing such compounds. Also disclosed are morphic forms of a pyridazinone compound. Further disclosed is a method for treating resistance to thyroid hormone in a subject having at least one TRP mutation.

Drugs covered by this patent

Patent Metadata

Patent number
EP2895466A1
Jurisdiction
EP
Classification
Expires
2015-07-22
Drug substance claim
No
Drug product claim
No
Assignee
F Hoffmann La Roche AG
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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