α-Haloalkyl Haloformates and Related Compounds 3.<sup>1</sup>A Facile Synthesis of Symmetrical and Unsymmetrical Ureas<i>via</i>Chloromethyl Carbamates
Abstract Chloromethyl carbamates were prepared by the reaction of chloromethyl chloroformates with amines and found to produce mono-, symmetrically or unsymmetrically di-and trisubstituted ureas including their N-hydroxy and N-alkoxy derivatives in moderate to good yield.