Organic letters

PIFA-mediated oxidative cyclization of 1-carbamoyl-1-oximylcycloalkanes: Synthesis of spiro-fused pyrazolin-5-one N-oxides

K Wang, X Fu, J Liu, Y Liang, D Dong

Index: Glover, Stephen A.; Goosen, Andre; McCleland, Cedric W.; Schoonraad, Johan L. Tetrahedron, 1987 , vol. 43, # 11 p. 2577 - 2592

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Citation Number: 52

Abstract

... Volume: Page: Digital Object Identifier (DOI). ... a Reagents and conditions: 1 (1.0 mmol), PIFA (1.1 mmol), TFA (3.0 mmol), CH 2 Cl 2 (11 mL), 0 °C, 1.5−4.5 h. b ... Chapter VIII, Vol. 20. of the series “The Chemistry of Heterocyclic Compounds”. ...