← EPO Patent Bulletin

NON-PEPTIDIC GAPDH AGGREGATION INHIBITOR

Publication EP3305762A1 Kind: A1 Mar 18, 2026

Applicants

Osaka Prefecture University Public Corporation

Inventors

NAKAJIMA Hidemitsu

Abstract

[Problem] Provided is a non-peptide compound which can be used as a GAPDH aggregation inhibitor. [Solution] Provided is a GAPDH aggregation inhibitor including as an active ingredient a compound represented by the chemical formula 1 wherein R 1 , R 2 , and R 3 are each independently a hydrogen atom, a halogen atom, or an aliphatic hydrocarbon group having a carbon number of from 1 to 10, a polysulfurized derivative thereof, or a pharmaceutically acceptable salt thereof. The present compound has a GAPDH aggregation inhibitory activity to suppress intracerebral aggregation of various proteins involved in cerebral neurodegenerative diseases, thereby contributing to improvement in various brain neurological diseases associated with aggregation of these proteins such as Alzheimer's disease, Parkinson's disease, and cerebral infarction, and prevention of advanced seriousness of these diseases.

IPC Classifications

A61K 31/10 20060101AFI20200922BHEP A61K 31/16 20060101ALI20200922BHEP A61K 31/164 20060101ALI20200922BHEP A61P 43/00 20060101ALI20200922BHEP A61P 25/28 20060101ALI20200922BHEP A61P 25/16 20060101ALI20200922BHEP A61P 25/14 20060101ALI20200922BHEP A61P 25/00 20060101ALI20200922BHEP A61P 9/10 20060101ALI20200922BHEP C07C 323/57 20060101ALI20200922BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR