CAS 52809-07-1 appears in our catalog under these names: L–Quisqualic acid, (+)-Quisqualic Acid, >95% (HPLC), (+)-Quisqualic acid, 99+% , Quisqualic acid 98%, (S)-2-Amino-3-(3,5-dioxo-1,2,4-oxadiazolidin-2-yl)propanoic acid, 98%, 98%. Offered by: GLPBio, TRC, Thermo Scientific (Alfa Aesar), Ambeed, Chemat. Available pack sizes: 1mg, 10mg, 25mg, 5mg, 10mM (in 1ml dmso), 50mg, 100mg, 10 mg.