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Revision of the stereochemistry of the reductive Heck cyclisation of 1-(2-iodobenzoyl)-4-substituted-1.4-dihydro-pyridine-3-carbaldehyde aminals

✍ Scribed by Pierre Mangeney; Christophe Pays

Publisher: Elsevier Science
Year: 2003
Tongue: French
Weight: 268 KB
Volume: 44
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(03)01384-4

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## Abstract magnified image 2‐(Alkyl/arylamino)chromone‐3‐carbaldehyde reacts with Meldrum's acid, hippuric acid, 4‐hydroxycoumarin, diethyl malonate, ethyl acetoacetate, or ethyl benzoylacetate to produce 1‐benzopyrano[2,3‐__b__]pyridine‐2,5‐dione moiety, but ethyl cyanoacetate and malononitrile r