CAS 250291 appears in our catalog under these names: 6-Chloro-4-methylquinolin-2-ol, 98%, (S)-1-Benzyl 6-ethyl 2-((tert-butoxycarbonyl)amino)-4-oxohexanedioate, 98%, 98%, (S)-1-Benzyl 6-ethyl 2-((tert-butoxycarbonyl)amino)-4-oxohexanedioate, 98%. Offered by: Fluorochem, Chemat. Available pack sizes: 100mg, 250mg, 1g.