VERFAHREN ZUR HERSTELLUNG VON JODALKINYLCARBAMATEN

摘要

A method for the preparation of a compound having the formula [IC IDENTICAL C-(CH2)n-O-CONH-]mR in which R is an alkyl, aryl or alkaryl group having up to 20 carbon atoms, and m and n are each independently 1, 2 or 3, which comprises the steps of reacting an alkynol chloroformate of the formula CH IDENTICAL C-(CH2)n-O-COC1 with an amine of the formula R(NH2)m, and reacting the resultant carbamate of the formula [CH IDENTICAL C-(CH2)n-O-CONH-]mR with an iodinating agent.