CAS 7451-98-1 appears in our catalog under these names: 1-(3,4-Dihydroxyphenyl)propan-1-one, 97%, 3',4'-Dihydroxypropiophenone, 98%, 3',4'-Dihydroxypropiophenone, 98% , 3',4'-Dihydroxypropiophenone, min. 95 %, 1 g, 3,4–Dihydroxypropiophenone. Offered by: Fluorochem, Combi-blocks, Thermo Scientific (Alfa Aesar), Roth, GLPBio. Available pack sizes: 1g, 5g, 10g, 25g, 50g.