Synthesis of unsymmetric cyclic urea diols, a novel class of HIV protease inhibitors
作者:Benjamin R.P. Stone、Gregory D. Harris、Reginald O. Cann、Thomas E. Smyser、Pat N. Confalone
DOI:10.1016/s0040-4039(98)01263-5
日期:1998.8
Unsymmetric cyclicurea diols of general structure 1 can be prepared either via an isourea derived from the symmetric diamine 2 or by the selective removal of a benzyl group from certain symmetric cyclicureas 8, employing dissolving metal reduction.