Treatment of 1-(5-bromo-2-chloro-6-methylpyrimidin-4-yl)-1-methylhydrazine with

dimethylthiocarbamoylchloride gave 7-chloro-N,N, 1,5-tetramethyl-1H-pyrimido[4,5-

e][1,3,4]thiadiazin-3-amine in basic acetonitrile. The latter compounds...

.



( 1/0 0/6 0/3 ) ( 1/5 1/0 0/5 ) ...