CAS 712-53-8 appears in our catalog under these names: 3-Formyl-4-hydroxy-5-methoxybenzoic acid 95%, 3-formyl-4-hydroxy-5-methoxybenzoic acid, 95%, 95%, 3-Formyl-4-hydroxy-5-methoxybenzoic acid, 95%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 50mg, 100mg, 250mg, 1g.