Facile and environmentally benign Zn-mediated cyclopropanation of electron-deficient 2-iodoethyl- substituted olefins via radical 3-exo-trig manner

摘要

An efficient. simple. cheap. and environmentally benign preparation of cyclopropanes via 3-exo-trig manner from various electron-deficient 2-iodoethyl-substituted olefins with zinc powder in a mixture of t-butyl alcohol and water was achieved.