Organic letters

Efficient catalytic conversion of pyridine N-oxides to pyridine with an oxorhenium (V) catalyst

Y Wang, JH Espenson

Index: Wang, Ying; Espenson, James H. Organic Letters, 2000 , vol. 2, # 22 p. 3525 - 3526

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Citation Number: 64

Abstract

The compound CH3Re (O)(SR) 2PPh3, where (SR) 2 represents the dianion of 2- (mercaptomethyl) thiophenol, catalyzes the rapid and efficient transfer of an oxygen atom from a wide range of ring-substituted pyridine N-oxides to triphenylphosphine, yielding the pyridines in high yield.