Tetrahedron

A new 1, 4-elimination of benzenesulfinic acid from β-keto phenylsulphones Via their tosylhydrazones

R Ballini, G Bosica, E Marcantoni

Index: Ballini, Roberto; Bosica, Giovanna; Marcantoni, Enrico Tetrahedron, 1996 , vol. 52, # 32 p. 10705 - 10710

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Citation Number: 8

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. ... Reaction of β-keto phenylsulphone tosylhydrazones 2 with 2 eq. of DBU, at rt in dichloromethane, affords α,β-unsaturated ketone tosylhydrazones 4, via the tosylazoalkenes 3 obtained by 1,4-elimination of benzenesulfinic acid. ... The compounds 4e during the ...