2-Ketoglutaric acid (Standard) (Alpha-Ketoglutaric acid (Standard)) is the analytical standard of 2-Ketoglutaric acid (HY-W013636). This product is intended for research and analytical applications. 2-Ketoglutaric acid (Alpha-Ketoglutaric acid) is an intermediate in the production of ATP or GTP in the Krebs cycle. 2-Ketoglutaric acid also acts as the major carbon skeleton for nitrogen-assimilatory reactions. 2-Ketoglutaric acid is a reversible inhibitor of tyrosinase (IC50=15 mM)[1].