92562-97-5Relevant articles and documents
AN UNUSUAL REARRANGEMENT DURING PYRIDINE SYNTHESIS. ANOMALOUS CONDENSATION OF A β-KETO ENAMINE WITH A TETRONIC ACID.
Kende, Andrew S.,Veits, Joachim E.,Lorah, Dennis P.,Ebetino, Frank H.
, p. 2423 - 2426 (2007/10/02)
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.