40136-82-1 ANILINE, N,N-BIS(2-(METHYLSULFONYLOXY)ETHYL)-4-(PHENYLAZO)- Azobenzene, 4-bis(2-(methylsulfonyloxy)ethyl)amino- Ethanol, 2,2'-((4-(phenylazo)phenyl)imino)bis-, dimethanesulfonate (ester) (9CI) NSC 240412