... of nitrogen. Urea is also an important raw material for the chemical industry. The synthesis of this organic ... materials.The terms urea and carbamide are also used for a class of chemical compounds sharing the same functional ... in structure to amides, carbamates, carbodiimides, and thiocarbamides. Urea IUPAC name[hide]Amino methanamideOther names[hide]Carbamide, carbonyl diamide, carbonyldiamine, ...