Process for preparing 2-amino-2-alkylthio-1-nitroethylene compounds
申请人:Smith Kline & French Laboratories Limited
公开号:US04028379A1
公开(公告)日:1977-06-07
A process for preparing 2-amino-2-alkylthio-1-nitroethylene compounds by reacting a 1-lower alkylsulfinyl-1-lower alkylthio-2-nitroethylene with an amine. The products of the process are intermediates for the production of histamine H.sub.2 -antagonists.
Pharmaceutical compositions and method of inhibiting H-1 and H-2
申请人:Smith Kline & French Laboratories Limited
公开号:US03954982A1
公开(公告)日:1976-05-04
Pharmaceutical compositions and methods of inhibiting H-1 and H-2 histamine receptors by administering an antihistamine and an H-2 histamine receptor inhibitor. Exemplary of the antihistamine in the compositions and methods of this invention is mepyramine and exemplary of the H-2 histamine receptor inhibitor is N-methyl-N'-[4-(5)-imidazolyl)butyl]thiourea.
N-cyano-N'-heterocyclic-alkyl quanidine inhibitors of H.sub.2 histamine
申请人:Smith Kline & French Laboratories Limited
公开号:US03975530A1
公开(公告)日:1976-08-17
N-Cyano-N'-heterocyclic-alkylguanidinos which are inhibitors of histamine activity.
N-氰基-N'-杂环烷基胍类化合物是组胺活性的抑制剂。
Pharmaceutical compositions and methods of inhibiting H-1 and H-2
申请人:Smith Kline & French Laboratories Limited
公开号:US04000302A1
公开(公告)日:1976-12-28
Pharmaceutical compositions and methods of inhibiting H-1 and H-2 histamine receptors by administering an antihistamine and an H-2 histamine receptor inhibitor. Exemplary of the antihistamine in the compositions and methods of this invention is mepyramine and exemplary of the H-2 histamine receptor inhibitor is N-cyano-N'-methyl-N"-[2-((4-methyl-5-imidazolyl)-methylthio)ethyl]guanidin e.