
Journal of Organic Chemistry p. 3681 - 3683 (1987)
Update date:2022-08-11
Topics:
Schweizer, Edward E.
Lee, Kee-Jung
The title compounds were prepared by allowing acyl isocyanates to react with azine phosphoranes 14.Phenylacetyl isocyanate lost HNCO on reacting with 14 and gave 2,3-dimethyl-4,6,7-triphenyl-4H-pyrazolo<5,1-c><1,4>oxazine (19).
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