CAS 73590-58-6 appears in our catalog under these names: Omeprazole, Omeprazole（EP）, Omeprazole, >95% (HPLC), Omeprazole/ 97.61% (existing batch purity), Omeprazole, 98% . Offered by: Chemat Brand, TRC, Mikromol, LoGiCal, Dr. Ehrenstorfer. Available pack sizes: on request, 100mg, 500mg, 50mg, 250mg, 10mg, 200mg, 10mM (in 1ml dmso).