Tetrahedron letters

Regioselektive [3+ 2] cycloadditionen von methylencyclopropan mit elektronenarmen olefinen an R3P-nickel (O)-katalysatoren

P Binger, P Wedemann

Index: Binger, Paul; Wedemann, Petra Tetrahedron Letters, 1985 , vol. 26, # 8 p. 1045 - 1048

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Citation Number: 17

Abstract

Abstract The triorganyl-phosphane/-phosphite-Ni (O) catalyzed [3+ 2] cycloaddition of methylenecyclopropane (= 1) with electron deficient alkenes leads regioselectively to 2, 3-or 3, 4-disubstituted methylenecyclopentanes depending on the electronic properties of the olefin.