CAS 163163-23-3 appears in our catalog under these names: Chromanol 293B, Chromagnol, CHROMANOL 293B, Chromanol 293B, 99.2%. Offered by: GLPBio, Biosynth, Sigma-Aldrich, Chemat, MedChemExpress. Available pack sizes: 1mg, 10mg, 5mg, 50mg, 25mg, 10 mg, 5 mg.