| Identification | |
| Name: | Direct Yellow 12 |
| Synonyms: | C.I. Direct Yellow 12 (6CI,7CI,8CI);Amanil ChrysophenineG;Benzo YellowLG;Calcomine Brilliant Yellow;Chrysophenine ESP;Chrysophenine G;Chrysophenine GP;Chrysophenine J;Chrysophenine KGConc;Chrysophenine Y;ChrysophenineYellow;Cotton Yellow CH;DiphenylChrysoine 3G;Direct Chrysophenine G;Direct Yellow C;Erie Yellow Y;Fixanol Yellow3G;Kayaku Chrysophenine;Kayaku Chrysophenine GE;Kayaku Chrysophenine GX;MitsuiChrysophenine G 400;Mitsui Chrysophenine KG; |
| CAS: | 2870-32-8 |
| EINECS: | 220-698-2 |
| Molecular Formula: | C30H26N4Na2O8S2 |
| Molecular Weight: | 680.66 |
| InChI: | InChI=1/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-;; |
| Molecular Structure: |  |
| Properties | |
| Stability: | Stable under normal temperatures and pressures. |
| Appearance: | orange crystalline powder |
| Specification: |
Direct Yellow 12 (CAS NO.2870-32-8) is also named as 2,2'-(1,2-Ethenediyl)bis(5-((4-ethoxyphenyl)azo)benzenesulfonic acid), disodium salt ; Airedale Yellow CHD ; Amanil Chrysophenine G ; Atlantic Chrysophenine YA ; Aurophenine O ; Benzanil Yellow CH ; Benzo Yellow LG ; C.I. 24895 ; C.I. Direct Yellow 12 ; Calcomine Brilliant Yellow ; Chrome Leather Yellow CH ; Chrysophenine ; Chrysophenine ESP ; Chrysophenine Extra ; Chrysophenine G ; Chrysophenine G Extra ; Chrysophenine GP ; Chrysophenine J ; Chrysophenine NS ; Direct Yellow CHD ; Direct Yellow CV ; Fixanol Yellow 3G ; Kayaku Chrysophenine GE ; Kayaku Chrysophenine GN ; Kayaku Chrysophenine GX ; Pontamine Yellow CH ; Shikiso Chrysophenine GX ; Tertrodirect Yellow CG ; Vondacel Yellow CG . Direct Yellow 12 (CAS NO.2870-32-8) is orange crystalline powder. |
| Storage Temperature: | Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. |
| Usage: | Pigment, dyestuff. |
| Safety Data | |
 |
|
