METHOD FOR THE SYNTHESISING 4-PIPERIDIN-4-YL-BENZENE-1,3-DIOL AND THE SALTS OF SAME AND NOVEL COMPOUND TERT-BUTYL 4-(2,4-DIHYDROXY-PHENYL)-4-HYDROXY-PIPERIDINE-1-CARBOXYLATE
Process Development and Good Manufacturing Practice Production of a Tyrosinase Inhibitor via Titanium-Mediated Coupling between Unprotected Resorcinols and Ketones
economically attractive process for the synthesis of a novel tyrosinase inhibitor has been developed and implemented on a multikilogram scale under GMP. A major achievement to the success of the process is the development of a direct coupling between free resorcinol and ketone. First developed under basic conditions, this coupling has been turned to a novel titanium(IV) mediated process allowing good selectivity
PROCÉDÉ DE SYNTHÈSE DE 4-PIPERIDIN-4-YL-BENZÈNE-1,3-DIOL ET DE SES SELS ET NOUVEAU COMPOSÉ 4-(2,4-DIHYDROXY-PHÉNYL)-4-HYDROXY-PIPERIDINE-1-CARBOXYLATE DE TERT-BUTYLE
申请人:Galderma Research & Development
公开号:EP2956438A2
公开(公告)日:2015-12-23
PROCEDE DE SYNTHESE DE 4-PIPERIDIN-4-YL-BENZENE-1,3-DIOL ET DE SES SELS ET COMPOSE 4-(2,4-DIHYDROXY-PHENYL)-4-HYDROXY-PIPERIDINE-1-CARBOXYLATE DE TERT-BUTYLE
申请人:Galderma Research & Development
公开号:EP2956438B1
公开(公告)日:2017-03-22
US9650337B2
申请人:——
公开号:US9650337B2
公开(公告)日:2017-05-16
[EN] METHOD FOR SYNTHESISING 4-PIPERIDIN-4-YL-BENZENE-1,3-DIOL AND THE SALTS OF SAME AND NOVEL COMPOUND TERT-BUTYL 4-(2,4-DIHYDROXY-PHENYL)-4-HYDROXY-PIPERIDINE-1-CARBOXYLATE<br/>[FR] PROCÉDÉ DE SYNTHÈSE DE 4-PIPERIDIN-4-YL-BENZÈNE-1,3-DIOL ET DE SES SELS ET NOUVEAU COMPOSÉ 4-(2,4-DIHYDROXY-PHÉNYL)-4-HYDROXY-PIPERIDINE-1-CARBOXYLATE DE TERT-BUTYLE
申请人:GALDERMA RES & DEV
公开号:WO2014125233A2
公开(公告)日:2014-08-21
La présente invention se rapporte à un procédé de synthèse du 4-piperidin-4-yl-benzene-1,3- diol de formule (I) suivante: etde ses sels pharmaceutiquement acceptable ainsi qu'au 4-(2,4-dihydroxy-phényl)-4- hydroxy-pipéridine-1-carboxylate de tert-butyle comme nouveau composé intermédiaire