Similar names: 4-Pyrimidinecarboxylic acid, 1,2,3,6-tetrahydro-2,6-dioxo-; 2,4-Dioxo-1H-pyrimidine-6-carboxylic acid; Orotic acid (8CI); 1,2,3,6-Tetrahydro-2,6-dioxo-4-pyrimidinecarboxylic acid; 2,4-Dihydroxypyrimidine-6-carboxylic acid; 2,6-Dihydroxy-4-pyrimidinecarboxylic acid; 2,6-Dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid; 6-Carboxyuracil; 6-Uracilcarboxylic acid; Animal galactose factor; NSC 79560; NSC 9791; Orodin; Orotonin; Oroturic; Orotyl; Vitamin B13; Whey factor; Orotic Acid