PROCESS FOR PRODUCING QUINOXALINE-DI-N-OXIDES

1462424 Methyl 3-(2-quinoxalinylmethylene)- carbazate-N1,N4-dioxide PFIZER Inc 15 March 1974 [10 April 1973] 11706/74 Heading C2C The title compound is prepared by reacting a nitrone, acetal, oxime, semicarbazone or thiosemicarbazone derivative of 2-formylquinoxaline-1,4-dioxide with NH 2 NHCO 2 Me...

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Bibliographic Details
Main Authors MYLARI, BANAVARA L, FAUBL, HERMANN
Format Patent
LanguageEnglish
Published 11.10.1977
Subjects
CHEMISTRY
FODDER
FOODS OR FOODSTUFFS
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Summary:1462424 Methyl 3-(2-quinoxalinylmethylene)- carbazate-N1,N4-dioxide PFIZER Inc 15 March 1974 [10 April 1973] 11706/74 Heading C2C The title compound is prepared by reacting a nitrone, acetal, oxime, semicarbazone or thiosemicarbazone derivative of 2-formylquinoxaline-1,4-dioxide with NH 2 NHCO 2 Me or a hydrazone derived therefrom, provided that only said hydrazone may be used for reaction with an acetyl. Reference has been directed by the Comptroller to Specification 1,058,047.
Bibliography:Application Number: CA19740196545