| abstract |
New 1,3-oxa(thia)zine derivatives of the formula (I) where A represents substituted phenyl, or represents in each case optionally substituted naphthyl, pyridyl, thienyl, phenylalkyl or phenylalkenyl, D represents hydrogen, alkyl, halogenoalkyl, alkoxyalkyl, alkylthioalkyl or optionall substituted cycloalkyl, or represents in each case optionally substituted phenyl, naphthyl or pyridyl, E represents hydrogen or alkyl, G represents hydrogen or aklyl; X represents oxygen or sulphur and Y, together with the 2 carbon atoms to which it is bonded, represents an optionally substituted mono- or bicyclic, saturated or unsaturated cyclis radical. |