CAS 387350-46-1 appears in our catalog under these names: 3-[4-(Methylsulfonyl)phenyl]propanoic acid, 98%, 3-(4-(Methylsulfonyl)phenyl)propanoic acid, 98%, 3-(4-(Methylsulfonyl)phenyl)propanoic acid, 95%, 95%, 3-[4-(Methylsulfonyl)phenyl]propanoic acid, 95%. Offered by: Combi-blocks, AmBeed, Chemat, Fluorochem. Available pack sizes: 1g, 10g, 25g, 5g, 250mg, 100mg, 2.5g, 100g.