CAS 389621-84-5 appears in our catalog under these names: 4-(4-Morpholinylcarbonyl)benzeneboronic acid, 98% , (4-(Morpholine-4-carbonyl)phenyl)boronic acid 98%, (4-(Morpholine-4-carbonyl)phenyl)boronic acid, 98%, 98%, 4-(Morpholinocarbonyl)phenyl boronic acid, 98%. Offered by: Thermo Scientific (Alfa Aesar), Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 250mg, 5g, 100mg, 10g, 25g.