Similar names: 1-Phenol-4-sulfonic acid, 2-benzoyl-5-methoxy- (6CI); 5-Benzoyl-4-hydroxy-2-methoxybenzenesulfonic acid; 2-Hydroxy-4-methoxy-5-sulfobenzophenone; 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid; 2-Methoxy-4-hydroxy-5-benzoylbenzenesulfonic acid; 3-Benzoyl-4-hydroxy-6-methoxybenzenesulfonic acid; Benzophenone 4; Escalol 577; MS 40; NSC 60584; Seesorb 101S; Spectra-Sorb UV 284; Sulisobenzone; Sungard; Syntase 230; UV 284; Uval; Uvasorb S 5; Uvinul D 5030; Uvinul MS 40; Viosorb 111