PROCESS FOR THE PREPARATION OF SUBSTITUTED THIOPYRAN-1-OXIDES
申请人:RHONE-POULENC RORER LIMITED
公开号:EP0725781A1
公开(公告)日:1996-08-14
US5688954A
申请人:——
公开号:US5688954A
公开(公告)日:1997-11-18
[EN] PROCESS FOR THE PREPARATION OF SUBSTITUTED THIOPYRAN-1-OXIDES<br/>[FR] PROCEDE DE PREPARATION DE 1-OXYDES THIOPYRANNE SUBSTITUES
申请人:RHONE-POULENC RORER LIMITED
公开号:WO1995011900A1
公开(公告)日:1995-05-04
(EN) A process is described for the preparation of a compound of formula (IX) from 4-hydroxybutyl 3-pyridyl ketone. The compound of formula (IX) is an intermediate useful in the preparation of (1R,2R)-2-(3-pyridyl)-N-alkyl-tetrahydro-2H-thiopyran-2-carbothioamide 1-oxides which possess useful pharmaceutical properties, for example anti-hypertensive properties.(FR) L'invention se rapporte à un procédé de préparation d'un composé de formule (IX) à partir d'une cétone 4-hydroxybutyle 3-pyridyle. Le composé de formule (IX) est un intermédiaire utile dans la préparation des 1-oxydes de (1R, 2R)-2-(3-pyridyl)-N-alkyle-tétrahydro-2H-thiopyranne-2-carbothioamide, qui possèdent des propriétés pharmacologiques utiles, par exemple, des propriétés antihypertensives.
Process for the preparation of substituted thiopyran-1-oxides
申请人:Rhone-Poulenc Rorer Limited
公开号:US05688954A1
公开(公告)日:1997-11-18
A process is described for the preparation of a compound of formula (IX) from 4-hydroxybutyl 3-pyridyl ketone. The compound of formula (IX) is an intermediate useful in the preparation of (1R,2R)-2-(3-pyridyl)-N-alkyl-tetrahydro-2H-thiopyran-2-carbothioamide 1-oxides which possess useful pharmaceutical properties, for example anti-hypertensive properties. ##STR1##