Fused polycyclic substituted 5-carboxylic acid thienopyrimidinedione compounds and uses thereof

Novel GnRH receptor antagonists with a fused polycyclic structure address the limitations of current endometriosis treatments by providing effective inhibition of endometriotic lesions and favorable pharmacokinetic properties for oral use.

JP7806099B2Active Publication Date: 2026-01-26CMS RESEARCH & DEVELOPMENT PTE LTD
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Patent Information

Application Number
JP2023574747
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Priority Date
2022-02-10
Filing Date
2022-02-21
Publication Date
2026-01-26
Estimated Expiration
2042-02-21

AI Technical Summary

Technical Problem

Current clinical treatments for endometriosis, such as nonsteroidal anti-inflammatory drugs, oral contraceptives, aromatase inhibitors, and gonadotropin-releasing hormone agonists, suffer from drawbacks like side effects, inconvenient administration, and limited efficacy, necessitating the development of more effective small molecule GnRH receptor antagonists.

Method used

Development of novel GnRH receptor antagonists with a fused polycyclic structure, which have significant inhibitory activity against the GnRH receptor, offering potential oral administration with high plasma exposure, low clearance, and long half-life.

Benefits of technology

The compounds exhibit excellent inhibitory effects on human gonadotropin-releasing hormone receptors, significantly reducing endometriotic lesion volume in mice, with favorable pharmacokinetic properties suitable for oral administration.

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Abstract

The present invention discloses a series of fused polycyclic substituted 5-carboxylic acid thienopyrimidinedione compounds and their uses, specifically, those of formula (II): The compound represented by TIFF2024507408000065.tif5475 and pharma- ceutically acceptable salts thereof are disclosed.
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