The chemical L-Carnosine has a designated molecular formula of C9H14N4O3 and a molecular weight of 226.236 g/mol. Synonyms may include: Carnosine, N-2-M, 4-25-00-04381 (Beilstein Handbook Reference), beta-Alanyl-L-histidine, BRN 0087671, EINECS 206-169-9, Ignotine, Karnozin, Karnozzn, NSC 524045, UNII-8HO6PVN24W (ChemID).