ES439940A1 - Procedure for the preparation of new derivatives of isoxazolone. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the preparation of new derivatives of isoxazolone. (Machine-translation by Google Translate, not legally binding)
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Sankyo Co Ltd
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Sankyo Co Ltd
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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 new isoxazolone derivatives having the formula: **(See formula)** where X is hydrogen, lower alcohol, or halogen; Y is hydrogen, lower alcohol or phenyl: and R1 and R2 may be the same or different and each represents lower alcohol, dialkoxyalkoyl, alkoxycarbonialcoyl, cycloalkoxy, alkenyl, alkynyl, lower alkoxy, phenyl which may be substituted with 1-3 substituents or a aralcohyl group which may be substituted with 1-3 substituents on the aryl moiety, which comprises reacting a compound having the formula: **(See formula)** wherein X and Y are as defined above with a carbamoyl halide having the formula: **(See formula)** where R1 and R2 are as defined above and Z represents a halogen group. (Machine-translation by Google Translate, not legally binding)
ES439940A1975-08-011975-08-01Procedure for the preparation of new derivatives of isoxazolone. (Machine-translation by Google Translate, not legally binding)
ExpiredES439940A1
(en)