Urea vs Hydantoin - What's the difference?
urea | hydantoin |
(biochemistry, uncountable) A water-soluble organic compound, CO(NH2)2, formed by the metabolism of proteins and excreted in the urine.
(chemistry, countable) Any N -substituted derivative of urea, with the general formula (R1R2N)CO(NR3R4).
(organic compound) The heterocycle imidazolidine-2,4-dione derived from urea and glycolic acid; any of its many derivatives
