2-Ketoglutaric acid 2-Oxo-1,5-pentanedioic acid 2-Oxoglutaric acid 2-Oxopentanedioic acid 2-ketoglutarate 2-oxopentanedionate 328-50-7 AI3-26938 Alphaketoglutaric acid Bis(L-arginin)-2-oxoglutarat Glutaric acid, 2-oxo- (8CI) Glutaric acid, alpha keto Pentanedioic acid, 2-oxo- (9CI) alpha-Ketoglutaric acid alpha-Oxoglutaric acid alpha-Oxopentanedioic acid alpha-keto-Glutaric acid