Tetrahedron

Oxidative cyclization of thiophenolic and phenolic Schiff's bases promoted by PCC: a new oxidant for 2-substituted benzothiazoles and benzoxazoles

C Praveen, KH Kumar, D Muralidharan, PT Perumal

Index: Praveen; Kumar, K. Hemanth; Muralidharan; Perumal Tetrahedron, 2008 , vol. 64, # 10 p. 2369 - 2374

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Citation Number: 101

Abstract

Pyridinium chlorochromate (PCC) supported on silica gel effects the oxidative cyclization of structurally diverse thiophenolic and phenolic Schiff's bases, thereby providing an efficient and convenient method for the synthesis of a library of 2-arylbenzothiazoles and 2- arylbenzoxazoles.