CAS 2051-49-2 appears in our catalog under these names: Hexanoic anhydride, 96%, Hexanoicanhydride, 98%, Hexanoic Anhydride, Hexanoic anhydride, Hexanoic anhydride, 98% . Offered by: Combi-blocks, Chemat Brand, TRC, GLPBio, Thermo Scientific (Alfa Aesar). Available pack sizes: 100g, 500g, 5g, 25g, on request, 250g, 50g, 1000g.