Sprung Horn Kramer & Woods
Herbicidally active benzoxazines
 Novel benzoxazines of the formula (I) ##STR1## wherein Q represents ##STR2## X represents hydrogen or fluorine; and R represents alkyl, alkenyl, alkynyl, cyclopropylmethyl, cyanoalkyl, alkoxyalkyl, or alkylthioalkyl; the use of the new compounds as herbicides, and novel compounds of the formula (IX) as intermediates ##STR3## wherein Y represents hydrogen, nitro, or amino; PA1 X represents hydrogen or fluorine; and PA1 R' represents hydrogen or R; but Y and X do not at the same time represent hydrogen; are disclosed. 
Nihon Bayer Agrochem K.K.
A C C
A01N C07D C07D
inventional inventional inventional
Toyohiko Toshio Atsumi Tadao Akihiko Hidenori
Kume Goto Kamochi Asami Yanagi Hayakawa