| Category: | Dyestuffs and Pigments/Basic Dyes |  | 
      
        | CAS NO: | 5421-66-9 | 
      
        | EC NO: | 226-541-4 | 
      
        | Molecular Formula: | C21H24N8 | 
					
					  | Molecular Weight: | 388.4689 | 
                    
                      | Specification: | C.I.Name  :  BROWN - 4 | 
                    
                      | InChI: | InChI=1/C21H24N8/c1-11-4-5-14(26-28-20-6-12(2)15(22)9-17(20)24)8-19(11)27-29-21-7-13(3)16(23)10-18(21)25/h4-10H,22-25H2,1-3H3 | 
                    
                    
                      | Product description: C.I.No : 24890 
C.A.S. No : 3051 - 11 - 4 
Chemical Class : Bis Azo 
Molecular Formula : C26 H20 N4 O8 S2 2Na 
Application : For Dying and printing of wool,Nylonand silk.Also uesd as Indicator, Paper ,Leather and Biological stain 
Raw Material : DASDA, Phenol
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                      | Synonyms: | C.I. Basic Brown 4;1,3-Benzenediamine, 4,4'-((4-methyl-1,3-phenylene)bis(2,1-diazenediyl))bis(6-methyl)-;4-[3-(2,4-diamino-5-methyl-phenyl)azo-4-methyl-phenyl]azo-6-methyl-benzene-1,3-diamine; | 
					
                      | Molecular Structure: |  |