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Haco AG
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Haco AG
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Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms
(AREA)
Abstract
Procedure for the preparation of 4-isoxazolin-3-ones of the formula **figure** In which Ar stands for a phenyl radical not substituted or substituted by at least one lower alkyl or alkoxy group, R1 means hydrogen or a lower alkyl radical with up to 6 carbon atoms and R2 means a lower alkyl radical with up to 6 carbon atoms or a phenyl radical, characterized in that an hydroxamic acid is condensed intramolecularly with an acidic condensation agent. (Machine-translation by Google Translate, not legally binding)
ES282864A1962-11-271962-11-27Procedure for the preparation of 4-isoxazolin-3-onas (Machine-translation by Google Translate, not legally binding)
ExpiredES282864A1
(en)
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