CAS 90381-44-5 appears in our catalog under these names: 4,7-Dimethoxy-1-naphthaldehyde 95%, 4,7-Dimethoxy-1-naphthalenecarboxaldehyde, 95%, 95%, 4,7-Dimethoxy-1-naphthaldehyde, ≥97%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 100mg, 250mg, 1g.