| 摘要 |
<p>New derivatives of 1,3,4-thiadiazolyl-(2)-hexahydro-triazinon of formula (I) wherein R1 and R2 are independently of each other C1-C4 alkyl or together with the nitrogen atom to which they are linked a pyrrolidino, piperidino or morpholino ring and R3 is an alkyl, alkenyl, alkinyl, alkoxyalkyl or alkylthioalkyl or the benzyl radical are disclosed and a process for the manufacture thereof. These compounds are herbicides and may be used for selective weed control in culture crops especially soya.</p> |
