[EN] PYRROLIDINE, THIAZOLIDINE AND OXAZOLIDINE COMPOUNDS WHICH INHIBIT DIPEPTIDYL PEPTIDASE-IV (DPP) [FR] COMPOSE DE PYRROLIDINE, DE THIAZOLIDINE ET D'OXAZOLIDINE INHIBANT LA DIPEPTIDYL-PEPTIDASE-IV (DPP-IV)
[EN] PYRROLIDINE, THIAZOLIDINE AND OXAZOLIDINE COMPOUNDS WHICH INHIBIT DIPEPTIDYL PEPTIDASE-IV (DPP) [FR] COMPOSE DE PYRROLIDINE, DE THIAZOLIDINE ET D'OXAZOLIDINE INHIBANT LA DIPEPTIDYL-PEPTIDASE-IV (DPP-IV)
[EN] A NOVEL SYNTHESIS OF 2-AZABICYCLIC-3-CARBOXYLIC ACIDS, USEFUL AS IMPORTANT DRUG INTERMEDIATES<br/>[FR] NOUVELLE SYNTHESE DES ACIDES 2-AZABICYCLIQUES-3-CARBOXYLIQUES UTILISES COMME INTERMEDIAIRES MEDICAMENTAUX IMPORTANTS
申请人:BABU POTLURI RAMESH
公开号:WO2005049567A1
公开(公告)日:2005-06-02
A novel process for the preparation of 2-azabicyclo-3-carboxylic acid hydrochloride of formula (I), by reacting the compound of formula (II) with an acylating agent in a non-polar solvent at 0-150 °C to give a compound of formula (III), which is reacted with an enamine of formula (IV) in a non-polar solvent in the presence of an organic base at 0 °C to 150 °C to yield a compound of formula (V), which is hydrolytically cyclised to give a compound of formula (VI) and further catalytically hydrogenated to give the compound of formula (I).
[EN] FUSED-RING COMPOUND THAT ACTS AS KRAS G12D INHIBITOR<br/>[FR] COMPOSÉ À CYCLE FUSIONNÉ AGISSANT EN TANT QU'INHIBITEUR DE KRAS G12D<br/>[ZH] 作为KRas G12D抑制剂的稠环化合物