Tetrahedron

Stereoselective azide introduction during 1, 2-sulfur migration in α-hydroxyalkyldithioacetals

CAM Afonso, MT Barros, CD Maycock

Index: Afonso, Carlos A. M.; Barros, M. Teresa; Maycock, Christopher D. Tetrahedron, 1999 , vol. 55, # 3 p. 801 - 814

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Citation Number: 11

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... A series α-hydroxyalkyldithiolanes were reacted with a mixture of triphenylphosphine, diethyl azodicarboxylate and hydrazoic acid to give 2-azido-1,4-dithianes stereoselectively. Reduction of the azido group to an amine resulted in racemisation. ... Shorter reaction times ...