CAS 1791-26-0 appears in our catalog under these names: 4–ethenylbenzaldehyde, 4-Vinylbenzaldehyde 97%, 4-Vinylbenzaldehyde, 97%, 97%, 4-Vinylbenzaldehyde, 97%. Offered by: GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 5g, 100mg, 250mg, 25g.