CAS 1782-55-4 appears in our catalog under these names: 5–Hydroxyferulic acid, 5-Hydroxyferulic acid, 3,4-Dihydroxy-5-methoxycinnamic acid, 5-Hydroxyferulic acid, ≥95%(HPLC), ≥95%(HPLC), 5-Hydroxyferulic acid, 99.43%. Offered by: GLPBio, Chemat, Biosynth, Sigma-Aldrich, MedChemExpress. Available pack sizes: 1mg, 10mg, 5mg, 10mM (in 1ml dmso), 100mg, 50mg, 2mg, 25mg.