Journal of Organic Chemistry p. 101 - 103 (1987)
Update date:2022-09-26
Topics:
Sheradsky, Tuvia
Moshenberg, Reuven
Selenium dioxide oxidation of 2,2-diethyl-5,8-dihydro-diphenylpyrazolo<1,2-a>pyridazine-1,3-dione (6) resulted in oxidative cleavage of the pyrazole ring.Treatment of 6 and of its s-triazolo analogue 5 with lithium diisopropylamide resulted in cleavage of
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