Аннотация:
Three new chiral glycoluriles with a 2-(3-carboxypropyl) substituent were synthesised and characterised by X-ray diffraction analysis; one of them, 4-{3,7-dioxo-2-(3-carboxypropyl)-6,8-dimethyl-2,4,6,8-tetraazabicyclo[3.3.0]oct-2-yl}butanoic acid, was found to crystallise as a conglomerate.