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##
描述了一种从
4-羟基丁基3-
吡啶酮制备公式(IX)化合物的过程。公式(IX)化合物是一种中间体,可用于制备具有有用药物性质(例如抗高血压性质)的(1R,2R)-2-(3-
吡啶基)-N-烷基-四氢-2H-
噻吩-2-羧
硫酰胺1-氧化物。 ##STR1##