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Report | Regular issue | Vol 22, No. 2, 1984, pp.287-293
Published online, 1st January, 1970
DOI: 10.3987/R-1984-02-0287
Azlactones in Heterocyclic Synthesis: Reaction of δ2-Oxazolin-5-one with Furylacrolein Anils

Dipak Prajapati, Jagir Singh Sandhu,* Jogendra Nath Baruah, Tetsuji Kametani, Hiromasa Nagase, Kenichi Kawai, and Toshio Honda

*Division of Drug and Pharmaceutical Chemistry, Regional Research Laboratory, Jorhat 785 006, Assam, India


Reaction of furylacrolein anils with mesoionic oxazolin-5-one gave α-pyridones and there was no evidence for the formation of β-lactams. The pyridone structures were fully supported by spectral data and the X-ray analysis of (4b).