| 
  
    | product Name | 2-(p-nitrophenyl)-2H-naphtho[1,2-d]triazole-6,8-disulphonic acid |  
    | Synonyms | 2H-Naphtho(1,2-d)triazole-6,8-disulfonic acid, 2-(4-nitrophenyl)-; 2-(p-Nitrophenyl)-2H-naphtho(1,2-d)triazole-6,8-disulphonic acid; 2-(4-nitrophenyl)-2H-naphtho[1,2-d][1,2,3]triazole-6,8-disulfonic acid |  
    | Molecular Formula | C16H10N4O8S2 |  
    | Molecular Weight | 450.4026 |  
    | InChI | InChI=1/C16H10N4O8S2/c21-20(22)10-3-1-9(2-4-10)19-17-14-6-5-12-13(16(14)18-19)7-11(29(23,24)25)8-15(12)30(26,27)28/h1-8H,(H,23,24,25)(H,26,27,28) |  
    | CAS Registry Number | 130-34-7 |  
    | EINECS | 204-986-5 |  
    | Molecular Structure | ![130-34-7 2-(p-nitrophenyl)-2H-naphtho[1,2-d]triazole-6,8-disulphonic acid](/cas/UploadFiles_6326/201303/2013031018281647.gif)  |  
    | Density | 1.9g/cm3 |  
    | Refractive index | 1.82 |  
    | Hazard Symbols |  |  
    | Risk Codes |  |  
    | Safety Description |  |  |