98057-69-3Relevant articles and documents
1,3-Oxazines and Related Compounds. X. Ring Transformation of 1,3-Oxazin-4-ones into Pyridine Derivatives
Yamamoto, Yutaka,Morita, Yasuo
, p. 975 - 981 (2007/10/02)
Ring transformations of 2-aryl-6-methyl-4H-1,3-oxazin-4-ones (1-3) with carbanions derived from various ketones, esters, lactones and nitriles to give 3-acetyl-4,5,6-trisubstituted-2-pyridone derivatives 12 were explored. 1,3-Oxazin-4-ones (1-3) underwent