Archiv der Pharmazie p. 508 - 515 (1983)
Update date:2022-09-26
Topics:
Heinisch, Gottfried
Kirchner, Ingrid
Kurzmann, Ingeborg
Loetsch, Gerhard
Waglechner, Richard
The ketocarboxylic acids 4c-h were prepared by Minisci-reaction of ethyl pyridazine-4-carboxylate, followed by alkaline hydrolysis of the resulting esters 2.Compounds 4 are also obtained by homolytic aroylation of pyridazine-4-carboxylic acid.The hitherto unknown aryl 4-pyridazinyl ketones 5c, d, f, g, h were prepared by decarboxylation of carboxylic acids 4.
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