B 2030 (OTTO) 4-Bromo acetanilide, 98% Cas 103-88-8 - used as an internal standard for phenylurea and the respective metabolic products in oysters. B 2030 (OTTO) 4-Bromo acetanilide, 98% Cas 103-88-8 - used as a reagent in the production of a new ligand to form a coordination compex between gadolinium(III) and T=titanium(IV) oxide. It was used in the synthesis of new ligand for anchoring Gd(III) chelates onto TiO2 surface.