| Identification | |
| Name: | Benzenesulfonic acid,2-amino-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2) |
| Synonyms: | Benzenesulfonicacid, 2-amino-5-[(4-sulfophenyl)azo]-, disodium salt (9CI); C.I. Acid Yellow 9(7CI); C.I. Acid Yellow 9, disodium salt (8CI); Fast Yellow S (6CI); AcetylYellow G; Acid Yellow 9; Acid Yellow AT; Acid Yellow G; Acid Yellow G Kond;Acid Yellow Geigy; Acid yellow; Acilan Yellow Extra; Amacid Yellow RG; C Yellow9; C.I. 13015; C.I. Food Yellow 2; Cilefa Yellow R; Disodium4-aminoazobenzene-3,4'-disulfonate; E 105; E 105 (dye); Fast Yellow; FastYellow AB; Fast Yellow Extra; Fast Yellow Extra Specially Pure; Fast Yellow SExtra specially pure; Fast Yellow SX Extra Specially Pure; Fast Yellow Y; FoodYellow 2; Golden Yellow RUAF; Hexacol Acid Yellow G; Kiton Yellow Extra;Lacquer Yellow T; Wool Yellow G; Yellow Fast; Yellow acid |
| CAS: | 2706-28-7 |
| EINECS: | 220-293-0 |
| Molecular Formula: | C12H11 N3 O6 S2 . 2 Na |
| Molecular Weight: | 401.3259 |
| InChI: | InChI=1S/C12H11N3O6S2.2Na/c13-11-6-3-9(7-12(11)23(19,20)21)15-14-8-1-4-10(5-2-8)22(16,17)18;;/h1-7H,13H2,(H,16,17,18)(H,19,20,21);;/q;2*+1/p-2 |
| Molecular Structure: | ![(C12H11N3O6S2.2Na) Benzenesulfonicacid, 2-amino-5-[(4-sulfophenyl)azo]-, disodium salt (9CI); C.I. Acid Yellow 9(7CI); ...](https://img1.guidechem.com/chem/e/dict/30/2706-28-7.jpg) |
| Properties | |
| Transport: | 25kgs |
| Water Solubility: | Soluble (18 - 19%) |
| Solubility: | Soluble (18 - 19%) |
| Appearance: | Yellow Powder |
| Specification: |
C.I. Acid yellow 9, disodium salt (8ci) ,its CAS NO. is 2706-28-7,the synonyms is 2-Amino-5-((4-sulfophenyl)azo)-benzenesulfonicacidisodiumsalt ; 2-Amino-5-[(4-sulfophenyl)azo]-benzenesulfonicacidisodiumsalt ; 4-amino-1,1'-azobenzene-3,4'-disulfonicacid ; 4-Aminoazobenzene-3,4'-disulfonicaciddisodiumsalt ; Acidyellowat ; Acidyellowg ; Acidyellowgeigy ; Acidyellowgkond . |
| Report: |
Reported in EPA TSCA Inventory. |
| Safety Data | |
| Hazard Symbols | |
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