CAS 19689-88-4 appears in our catalog under these names: 2–Methoxy–6–nitrobenzaldehyde, 2-Methoxy-6-nitrobenzaldehyde 97%, 2-Methoxy-6-nitrobenzaldehyde, 97%, 97%, 2-Methoxy-6-nitrobenzaldehyde, 97%. Offered by: GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 250mg, 5g, 25g, 100mg, 10g.