Tetrahedron letters

The sydnone ring as an ortho-director of lithiation. 2. 1 Dilithiation of 3-phenylsydnone and regiospecific o-aryl acylation using N-methoxy-N-methylamides

K Turnbull, C Sun, DM Krein

Index: Turnbull, Kenneth; Sun, Congcong; Krein, Douglas M. Tetrahedron Letters, 1998 , vol. 39, # 12 p. 1509 - 1512

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Citation Number: 23

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. ... Readily available 3-phenylsydnone (1) reacts with n-butyllithium/TMEDA to form the dilithio species 2 which can be regiospecifically acylated at the ortho-aryl position using N-methoxy-N-methylamides (Weinreb's amides). ... 3-Phenylsydnone (1) reacts with n-butyllithium/TMEDA to form a ...

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