(2-Hydroxyethyl)urea2078-71-955 % similar Ethylurea625-52-550 % similar Biuret108-19-047 % similar Biurea110-21-447 % similar Allylurea557-11-946 % similar Propylurea627-06-546 % similar Hydantoic acid462-60-244 % similar Isobutylurea592-17-644 % similar Butylurea592-31-444 % similar N-Octadecylurea2158-08-942 % similar Semicarbazide57-56-741 % similar Methylurea598-50-541 % similar Benzylurea538-32-939 % similar Bis(hydroxymethyl)urea140-95-438 % similar tert-Butylurea1118-12-336 % similar Aminourea hydrochloride563-41-736 % similar Albizziin1483-07-435 % similar Ureidopropyltrimethoxysilane23843-64-335 % similar 2-(1-Methylethylidene)hydrazinecarboxamide110-20-333 % similar Ureidopropyltriethoxysilane23779-32-033 % similar