AN UNUSUAL REARRANGEMENT DURING PYRIDINE SYNTHESIS. ANOMALOUS CONDENSATION OF A β-KETO ENAMINE WITH A TETRONIC ACID.

DOI: 10.1016/S0040-4039(01)81195-3

Source and publish data:

Tetrahedron Letters p. 2423 - 2426 (1984)

Update date:2022-09-26

Topics:

Authors:

Kende, Andrew S.

Veits, Joachim E.

Lorah, Dennis P.

Ebetino, Frank H.

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Article abstract of DOI:10.1016/S0040-4039(01)81195-3

The condensation of a β-keto enamine 1 with 5-methyltetronic acid takes an anomalous course.Single crystal X-ray analysis and chemical evidence establish the rearranged pyridine structure 15 for this condensation product.

Full text of DOI:10.1016/S0040-4039(01)81195-3

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