CHEMISTRY LETTERS, pp. 601-604, 1988. 1988 The Chemical Society of Japan Palladium-Catalyzed Selective Hydrogenolysis of Alkenylcyclopropanes Having Two Electron Withdrawing Groups Using Ammonium Formates Isao SHIMIZU and Fuyuki AIDA School of Science and Engineering, Waseda University, Shinjuku-ku, Tokyo 160 Selective hydrogenolysis of vinyl- or 2-(methoxycarbonyl)- ethenylcyclopropanes having two electron withdrawing ...