Chrysophenine (Technical Grade)

Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-[(4-ethoxyphenyl)azo]-, disodium salt (9CI); C.I. Direct Yellow 12 (6CI,7CI,8CI); Airedale Yellow CHD; Amanil Chrysophenine G; Atlantic Chrysophenine YA; Aurophenine O; Benzanil Yellow CH; Benzo Yellow LG; C.I. 24895; Calcomine Brilliant Yellow; Chrome Leather Yellow CH; Chrysophenine; Chrysophenine ESP; Chrysophenine Extra; Chrysophenine G; Chrysophenine G Extra; Chrysophenine GP; Chrysophenine J; Chrysophenine KG Conc; Chrysophenine NS; Chrysophenine Y; Chrysophenine YA-CF; Chrysophenine Yellow; Chrysophrenin G; Cotton Yellow CH; Diazamine Yellow C; Diphenyl Chrysoine 3G; Diphenyl Chrysoine 3GP; Direct Chrysophenine G; Direct Frosted Yellow G; Direct Frozen Yellow G; Direct Yellow 12; Direct Yellow C; Direct Yellow CHD; Direct Yellow CV; Direct Yellow G; Erie Yellow Y; Fenamin Yellow CP; Fixanol Yellow 3G; Kayafect Yellow S; Kayaku Chrysophenine; Kayaku Chrysophenine GE; Kayaku Chrysophenine GN; Kayaku Chrysophenine GX; Mitsui Chrysophenine G; Mitsui Chrysophenine G 400; Mitsui Chrysophenine KG; NSC 47745; Nylomine Acid Yellow C 4R; Peeramine Chrysophenine YA; Pontamine Yellow CH; Shikiso Chrysophenine GX; Tertrodirect Yellow CG; Vondacel Yellow CG

InChI=1S/C30H28N4O8S2.2Na/c1-3-41-27-15-11-23(12-16-27)31-33-25-9-7-21(29(19-25)43(35,36)37)5-6-22-8-10-26(20-30(22)44(38,39)40)34-32-24-13-17-28(18-14-24)42-4-2;;/h5-20H,3-4H2,1-2H3,(H,35,36,37)(H,38,39,40);;/q;2*+1/p-2/b6-5+,33-31?,34-32?;;