PROCESS FOR PREPARING BENZOXAZINES

TITLE PROCESS FOR PREPARING BENZOXAZINES INVENTORS Richard L. Jacobs Richard L. Hively This invention relates to a process for preparing benzoxazines and more particularly 2-substituted-4H-3,1-benzoxazine-4-ones, obtained by reacting at least at about room temperature in the presence of an effective...

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Hauptverfasser:	JACOBS, RICHARD L, HIVELY, RICHARD L
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS AGRICULTURE ANIMAL HUSBANDRY BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES, AS HERBICIDES CHEMISTRY FISHING FORESTRY HETEROCYCLIC COMPOUNDS HUMAN NECESSITIES HUNTING METALLURGY ORGANIC CHEMISTRY PEST REPELLANTS OR ATTRACTANTS PLANT GROWTH REGULATORS PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTSTHEREOF TRAPPING
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Zusammenfassung:	TITLE PROCESS FOR PREPARING BENZOXAZINES INVENTORS Richard L. Jacobs Richard L. Hively This invention relates to a process for preparing benzoxazines and more particularly 2-substituted-4H-3,1-benzoxazine-4-ones, obtained by reacting at least at about room temperature in the presence of an effective amount of a tertiary amine an isatoic anhydride with an acylating compound consisting of either a carboxylic acid anhydride or an acyl halide.