Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 65-86-1, Whether you call it Orotic Acid, Anhydrous, 1 -2 -3 -6-Tetrahydro-2 -6-dioxo-4-pyrimidinecarboxylic Acid or 6-Uracilcarboxylic Acid you can be assured the Orotic Acid, Anhydrous products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.