C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/314
C07D 233/64 (2006.01) C07D 233/54 (2006.01)
Patent
CA 1326490
Abstract of the Disclosure N-cyano-N'-methyl-N"-(2-(5-methyl-4- imidazolylmethylthio)ethyl)guanidine (Cimetidine), which is valuable as an agent for controlling secretion of gastric acid, is prepared in a high yield by reacting N- cyano-N'-methyl-N"-(2-(butalle-2,3-diollyl)thioethyl)- guanidine as the starting compound with an ammonium salt of a carboxylic acid and formaldehyde.
545829
Hashimoto Isao
Kato Houji
Kihara Noriaki
Mukaiyama Teruaki
Tomino Ikuo
Mitsui Chemicals Incorporated
Smart & Biggar
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