Journal of Heterocyclic Chemistry p. 1477 - 1480 (1993)
Update date:2022-09-26
Topics:
Takabatake
Hasegawa
Hasegawa
The cyclocondensations of benzofuroxan 1a with carbonyl compounds were smoothly and efficiently carried out by the adsorption of the components on the surface of silica gel or a molecular sieve to form a 2,3-disubstituted quinoxaline 1,4-dioxide. When the
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