4,1-Benzoxazepines of the following formula are central nervous system drugs: ##STR1## wherein R is hydrogen or C.sub.1 to C.sub.5 alkyl; X is hydrogen, halogen, or nitro; Y is phenyl, 2-halophenyl, 4-halophenyl, 2-trifluoromethylphenyl, or pyridyl; and ##STR2## is a group of the formula: ##STR3## (wherein Q is oxygen, sulfur, or hydrazono, with a proviso that, when Y is phenyl or 2-halophenyl and R is hydrogen, Q is neither oxygen nor sulfur; R.sup.1 is hydrogen, halogen, C.sub.1 to C.sub.5 alkyl, C.sub.1 to C.sub.5 alkylthio, 5- or 6-membered heterocycle or C.sub.1 to C.sub.5 alkyl substituted by a substituent selected from the group consisting of halogen, hydroxy, mercapto, C.sub.1 to C.sub.5 alkoxy, C.sub.1 to C.sub.5 alkanoyloxy, C.sub.1 to C.sub.5 alkylthio, C.sub.7 to C.sub.9 aralkyldithio, C.sub.2 to C.sub.10 dialkylamino, C.sub.3 to C.sub.15 dialkylaminoalkoxy, C.sub.3 to C.sub.15 dialkylaminoalkylthio, and 5- or 6-membered heterocycle; R.sup.2 is C.sub.1 to C.sub.5 alkyl; and R.sup.3 is C.sub.1 to C.sub.5 alkyl or C.sub.3 to C.sub.10 dialkylaminoalkyl; with a proviso that when R.sup.1 is C.sub.1 to C.sub.5 alkyl and R is hydrogen, Y is neither phenyl nor 2-halophenyl).
以下
化学式中的4,1-苯并
噁唑环是中枢神经系统药物:其中R为氢或C.sub.1至C.sub.5烷基;X为氢、卤素或硝基;Y为苯基、2-卤苯基、4-卤苯基、2-三
氟甲基苯基或
吡啶基;而##STR2##为下列
化学式的基团:##STR3##(其中Q为氧、
硫或
肼酰基,但当Y为苯基或2-卤苯基且R为氢时,Q既非氧也非
硫;R.sup.1为氢、卤素、C.sub.1至C.sub.5烷基、C.sub.1至C.sub.5烷
硫基、5-或6-成员杂环或被来自卤素、羟基、巯基、C.sub.1至C.sub.5烷氧基、C.sub.1至C.sub.5烷酰氧基、C.sub.1至C.sub.5烷
硫基、C.sub.7至C.sub.9芳基
硫基、C.sub.2至C.sub.10二烷基胺基、C.sub.3至C.sub.15二烷基胺氧基、C.sub.3至C.sub.15二烷基胺基
硫基以及5-或6-成员杂环所取代的C.sub.1至C.sub.5烷基的取代基中选取的取代基所取代;R.sup.2为C.sub.1至C.sub.5烷基;R.sup.3为C.sub.1至C.sub.5烷基或C.sub.3至C.sub.10二烷基胺基烷基;但当R.sup.1为C.sub.1至C.sub.5烷基且R为氢时,Y既非苯基也非2-卤苯基)。