Tetrahedron letters

A new method for the preparation of alkynes from vinyl triflates

KM Brummond, KD Gesenberg, JL Kent, AD Kerekes

Index: Brummond, Kay M.; Gesenberg, Kirsten Dilzer; Kent, Joseph L.; Kerekes, Angela D. Tetrahedron Letters, 1998 , vol. 39, # 47 p. 8613 - 8616

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Citation Number: 23

Abstract

... 2. KM Brummond, EA Dingess, JL Kent; ... Representative spectral data: E,Z-5-undecenyl-6- trifluoromethylsulfonate: 1 H NMR (270 MHz, CDCl 3 ) δ 5.49 (t, J = 7.9 Hz, 1H), 5.21 (t, J = 7.4 Hz, 1H), 2.29–2.45 (m, 4H), 2.01–2.19 (m, 4H), 1.22–1.59 (m, 20H), 0.82–1.02 (m, 12H); 13 C NMR (67.9 MHz, CDCl 3 ) δ 122.0, 121.1, 121.0, 120.9, 116.3, 116.1, 33.5, 31.3, 31.0, 31.0, 30.9, 29.7, 26.4, 26.4, 26.0, 26.0, 25.5, 22.3, 22.2, 22.1, 13.9, 13.8, 13.8; IR (neat) 2961 ...

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