2636-31-9 Ammonium, [m-[[4-[(2-hydroxy-1-naphthyl)azo]-o-tolyl]azo]phenyl]trimethyl-, chloride Benzenaminium, 3-[[4-[(2-hydroxy-1-naphthalenyl)azo]-2-methylphenyl]azo]-N,N,N-trimethyl-, chloride C.I. 26115 Janus Red Janus Red B NSC9609