[EN] A METHOD FOR PREPARATION OF 1-(2-((2,4-DIMETHYLPHENYL)THIO)PHENYL) PIPERAZINE AND ITS SALTS [FR] PROCÉDÉ DE PRÉPARATION DE 1-(2-((2,4-DIMÉTHYLPHÉNYL)THIO)PHÉNYL)PIPÉRAZINE ET DE SES SELS
摘要:
The present invention provides a method for preparation of 1-(2-((2,4-Dimethylphenyl)thio)phenyl)piperazine and its salts through a novel intermediate,2-((2,4-dimethylphenyl)thio)-N-hydroxybenzamide. The method involves mild conditions, eco-friendly and cost effective reagents to provide the target compound with purity level greater than 99.5% in high yield.