1-16-00-00442 (Beilstein Handbook Reference) 1197-16-6 Arsine, oxo(4-carboxy)phenyl- BENZOIC ACID, 4-ARSENOSO- BRN 3239555 Benzoic acid, p-arsenoso- (8CI) NSC 12689 NSC 41365 p-Arsenosobenzoic acid p-Carboxy phenylarsenoxide