SYNTHESIS OF FLUORINE-CONTAINING 6,7-DIHYDROBENZISOXAZOLONES FROM 2-(FLUOROBENZOYL)CYCLOHEXANE-1,3-DIONES AND THEIR METHYL ENOL ETHERS
DOI:
https://doi.org/10.1007/4047Keywords:
2(fluorobenzoyl)cyclohexane-1, 3-diones, 3-(fluorophenyl)-6, 7-dihydrobenzisoxazolones, hydroxylamine hydrochloride, methyl enol ethers, cyclocondensation, nucleophilic vinylogous substitution.Abstract
Regioisomeric fluorine-containing 6,7-dihydro-1,2-benzisoxazol-4(5Н)-ones and 6,7-dihydro-2,1-benzisoxazol-4(5Н)-ones were prepared by reactions of 2-(fluorobenzoyl)cyclohexane-1,3-diones or their methyl enol ethers with hydroxylamine.