CAS 16212-06-9 appears in our catalog under these names: Phenyl trans-styryl sulfone, 95%, Phenyl trans-beta-styryl sulfone, 96% , Phenyl trans-Styryl Sulfone, >98.0%(GC), Phenyl trans-β-styryl sulfone, 95%, 95%, Phenyl trans-β-styryl sulfone, 98%. Offered by: Combi-blocks, Thermo Scientific (Alfa Aesar), TCI, Chemat, Fluorochem. Available pack sizes: 1g, 5g, 25g, 100g.