[EN] SUBSTITUTED BICYCLIC HETEROCYCLIC COMPOUNDS AS NADPH OXIDASE INHIBITORS<br/>[FR] COMPOSÉS HÉTÉROCYCLIQUES BICYCLIQUES SUBSTITUÉS UTILISÉS EN TANT QU'INHIBITEURS DE NADPH OXYDASE
申请人:GLENMARK PHARMACEUTICALS SA
公开号:WO2018203298A1
公开(公告)日:2018-11-08
The present application relates to substituted fused heteroaryl and heterocyclic compounds, useful as nicotinamide adenine dinucleotide phosphate oxidase inhibitors (NADPH oxidase inhibitors), processes for their preparation, pharmaceutical compositions comprising the compounds, and the use of the compounds or the compositions in the treatment or prevention of various diseases, conditions and/or disorders mediated by NADPH oxidase. (Formula I)
5-aminopyrazole-4-carboxylate derivative and process for preparing the same
申请人:Mitsui Chemicals, Inc.
公开号:US06235911B1
公开(公告)日:2001-05-22
A 5-aminopyrazole-4-carboxylate derivative represented by the formula (1) is prepared by reacting a compound represented by the formula (2) with a hydrazine compound represented by the formula (3) or hydrate, hydrochloride, hydrobromide or sulfate of the same according to the reaction formula (C):
wherein R1 is a straight or branched C1 to C4 alkyl group which can be substituted with a halogen atom, R2 is a hydrogen atom, straight or branched C1 to C4 alkyl group or an unsubstituted or substituted phenyl group, and R3 is a straight or branched C1 to C4 alkyl group, and M is an alkali metal.
The 5-aminopyrazole-4-carboxylate derivative obtained by the preparation process of the invention is useful for an intermediate of agricultural chemicals and medicines, fungicides in particular.