Versatile Syntheses of Alkynyl-and Substituted Alkynylcyclopropanes: 2-Alkoxyethynylcyclopropanes for the Anellation of Bicyclo [3.3. 0] octane Fragments

HC Militzer, S Schömenauer, C Otte, C Puls, J Hain…

Index: Synthesis, , # 10 p. 998 - 1012

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Citation Number: 34

Abstract

... Papers SYNTHESIS /SiMe3 /SiMe3 // P\ LDA/hexane/_THF /// -78°C,30m1n + l Elo \\ 100% U EtO ... Alternatively, Cl\/\// T >—=_< 10 is made directly from 1-bromo-3-chloropropane or 12 0 13 1 ... _a__ O c,d The utility of the new 2-alkoxy-1-ethynylcyclopropane synthesis, in particular ...