O. Lavastre et al., SELECTIVE AND EFFICIENT ACCESS TO ORTHO, META AND PARA RING-SUBSTITUTED PHENYLACETYLENE DERIVATIVES R-[C-C-C6H4](X)-Y (Y=H, NO2, CN, I, NH2), Tetrahedron, 53(22), 1997, pp. 7595-7604
ortho, meta and para isomers of iodo and amino ring-substituted phenyl
acetylene as well as rod-like arylacetylene derivatives were prepared
by a simple synthetic route involving three consecutive reactions: the
palladium-catalysed carbon-carbon bond formation, the Sandmeyer react
ion and thr desilylation of die protected trimethylsilylalkynes. (C) 1
997 Elsevier Science Ltd.