S'-(imidomethylene)-s-alkyl-o-alkyl-dithiophosphoric esters

S,s-di-(tertiary alkyl) thiophosphonate insecticides

S,s-dialkyl-amido-dithiophosphates

S-(2-cyanoalkyl) phosphonothioates

S-(2-diisopropylamino ethyl) o-ethyl methyl phosphonothioate...

S-(ethylxanthoyl) methanethiolphosphonic chloride

S-(ethylxanthoyl) n,n-diethylamidothiophosphoric chloride

S-(ethylxanthoyl) o-(4-nitrophenyl) methanethiolphosphonate

S-(ethylxanthoyl) o-ethyl methanethiolphosphonate

S-(substituted allylic) trithiophosphonate insecticides

S-aralkyltrithiophosphonate insecticides

S-aromatic esters of chloromethylphosphonothioic and...

S-butyl bis(3-hydroxypropyl) phosphine oxide

S-dimethylarsino-thiosuccinic acid...

S-diphenylmethyl-dithiophosphates

S-dithiocarbamoylmethyl trithiophosphonate insecticides

S-heterocyclic derivatives of phosphine or phosphite gold...

S-triazine derivatives with at least two silanic...

S-triazolo-(1,5-a)-pyrimidin-3-y1-5,7-dimethyl- phosphoric...

S-triazolyl phosphates and phosphorothioates and their use...