Journal of Organic Chemistry p. 1261 - 1265 (1984)
Update date:2022-09-26
Topics:
Moore, James A.
Rothenberger, Otis S.
Fultz, William C.
Rheingold, Arnold L.
The pyrazolopyran 5 is obtained by thermal rearrangement of the diazabicyclooctadienone 3; a concerted <3.3> sigmatropic process is suggested.Treatment of 3 with sodium methoxide in methanol leads to the tetrahydropyridazine 14 and the tetrahydroindazolon
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(1984)
