CAS 549-56-4 appears in our catalog under these names: Quinine sulfate, Quinine bisulfate, (R)-(6-Methoxyquinolin-4-yl)((1S,2S,4S,5R)-5-vinylquinuclidin-2-yl)methanol sulfate, 97%, 97%, Quinine (sulfate), 97.0%. Offered by: GLPBio, Biosynth, Chemat, MedChemExpress. Available pack sizes: 100mg, 50mg, 2g, 5g, 10g, 250mg, 1g, 50 mg.