VERFAHREN ZUR HERSTELLUNG VON 1-(MONO-O-SUBSTITUIERTEN-BENZOYL)-3-(SUBSTITUIERTEN-PYRAZINYL)-HARNSTOFFEN
The ureas have the general formula: wherein R, A and B are various substituents, or B may be H. Some of the compounds are novel and others are prepared by a novel process involving the reaction of a benzamide with an alkyl lithium, a phenyl chloroformate and an amine.
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Zusammenfassung: | The ureas have the general formula: wherein R, A and B are various substituents, or B may be H. Some of the compounds are novel and others are prepared by a novel process involving the reaction of a benzamide with an alkyl lithium, a phenyl chloroformate and an amine. |
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