1.0 2026-04-06 04:17:01 UTC 2026-04-06 04:17:01 UTC (-)-Allantoin SmallMolecule (-)-Allantoin is an organic compound with the chemical formula C4H6N4O3 and an average molecular weight of 158.12 g/mol. (-)-Allantoin belongs to the imidazolidines, a subclass of azolidines within the organic compounds. It is further classified under the superclass of organoheterocyclic compounds. The substance has been identified in or released from nine recorded sources across various categories. Within household cleaning and consumer products, it is associated with soap dispensers, pipe accessories, other smoking requisites, and non-electric simulated smoking devices. In the sector of electrical and electronic equipment, it is found in antennas, amplifiers, and communication cables or conductors. Additionally, it is linked to food, food processing, and cookware, specifically in the preparation of wine or sparkling wine and the preparation of vinegar. C4H6N4O3 158.117 158.0439901 7303-80-2 NC(=O)N[C@@H]1NC(=O)NC1=O InChI=1S/C4H6N4O3/c5-3(10)6-1-2(9)8-4(11)7-1/h1H,(H3,5,6,10)(H2,7,8,9,11)/t1-/m1/s1 POJWUDADGALRAB-PVQJCKRUSA-N Detected and Not Quantified average_mass 158.117 ChemAxon mono_mass 158.0439901 ChemAxon smiles NC(=O)N[C@@H]1NC(=O)NC1=O ChemAxon formula C4H6N4O3 ChemAxon inchi InChI=1S/C4H6N4O3/c5-3(10)6-1-2(9)8-4(11)7-1/h1H,(H3,5,6,10)(H2,7,8,9,11)/t1-/m1/s1 ChemAxon inchikey POJWUDADGALRAB-PVQJCKRUSA-N ChemAxon #<HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f7267558670> 439713