Certain nitrogen heterocyclic isothiocyanate esters
申请人:Smith Kline & French Laboratories Limited
公开号:US04090026A1
公开(公告)日:1978-05-16
Process for preparing thioureas by treating isothiocyanates with ammonia and alkylamines. A specific product is N-methyl-N'-[2-((5-methyl-4-imidazolyl)methylthio)ethyl]thiourea, useful as a histamine H.sub.2 -antagonist.