abstract |
O,O-Dialkyl (or aryl)-S-(N,N-disubstd.-thiocarbamoylthiomethyl) thiophosphates X1 and X2 = opt. substd. alkyl or aryl, or together with the N are heterocyclic; X3 = opt. substd. alkyl or aryl. I are insecticides active against Calandra granaria esp., and post emergence herbicides being more toxic towards dicotyledons than towards graminae. |