CAS 88546 appears in our catalog under these names: 1-Benzylpyrrolidine-2,5-dione, 98%, Omeprazole sulfone, 95%, Omeprazole EP Impurity D (Omeprazole USP Related Compound A, Omeprazole Sulfone), H-D-Pro-Phe-Arg-chloromethylketone trifluoroacetate salt, Omeprazole Impurity D(EP). Offered by: Fluorochem, Combi-blocks, Chemat Brand, Creative Peptides, TRC. Available pack sizes: 5g, 10g, 25g, 100g, 250mg, 1g, on request, 10mg.