CAS 881-68-5 appears in our catalog under these names: Acetylvanillin, >95% (HPLC), Vanillin acetate/ 99.45% (existing batch purity), Vanillin acetate, 4-Acetoxy-3-methoxybenzaldehyde, 98% , 4-Acetoxy-3-methoxybenzaldehyde. Offered by: TRC, TargetMol, GLPBio, Thermo Scientific (Alfa Aesar), Biosynth. Available pack sizes: 1g, 25g, 5g, 100mg, 100g, 250g, 500g, 1000g.