
Journal of Organic Chemistry p. 5595 - 5596 (1988)
Update date:2022-08-03
Topics: Isolation New Approach Isobenzofuran Improved method Oxazole Benzyne
Whitney, Scott E.
Rickborn, Bruce
A dual syringe pump addition procedure for benzyne generation from 1-aminobenzotriazole with Pb(OAc)4 is applied to 4-phenyloxazole at 0 deg C, to give the isolable 1:1 benzyne/oxazole Diels-Alder adduct in essentially quantitative yield; mild solution th
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