Helvetica chimica acta

Functionalised monocyclic five??to seven??membered exo??glycals by alkynol cycloisomerisation of hydroxy buta??1, 3??diynes and 1??haloalkynols

M Xu, Z Miao, B Bernet, A Vasella

Index: Helvetica Chimica Acta, , vol. 88, # 11 p. 2918 - 2937

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Citation Number: 23

Abstract

... e) NBS, AgNO3, acetone; 71% of 13D; 76% of 13L. f) NaH, THF; ca. 10% of 2,3,4,6-tetra-O-benzyl- D-galactonolactone/15D 3 : 1. g) Ac2O, pyridine; 82% of 14L. Fig. 1. Crystal structure of the dienynol ether 11 HELVETICA CHIMICA ACTA – Vol. 88 (2005) 2921 Page 5. ...