abstract |
Novel benzoxazines of the formula (I) ##STR1## wherein X is hydrogen or halogen, n R 1 is hydrogen or C 1 -C 2 -alkyl, n R 2 is cyano, trimethylsilyl, trimethylsilylmethoxycarbonyl, C 1 -C 4 -alkylthio or cyclopropyl and n Q is ##STR2## and the use of the novel compounds as herbicides, and intermediates for the preparation of the novel benzoxazines. |