Niche Materials Ltd

Congo Red

• Category :

• Synonyms :

  C.I. 22120;C.I. Direct Red 28;C.I. Direct Red 28, disodium salt;C.I. Direct Red 28, disodium salt (8CI);Congo red;Direct Red 28;Congo red (0.1% in water)[for titration];Congo red (0.1% in water);Direct Scarlet 4B;disodium 3,3'-[biphenyl-4,4'-diyldi(E)diazene-2,1-diyl]bis(4-aminonaphthalene-1-sulfonate);disodium 4-amino-3-[4-[4-[(1-amino-4-sulfonato-2-naphthyl)azo]phenyl]phenyl]azo-naphthalene-1-sulfonate;Direct Red 28;

• CAS NO :

  573-58-0

• EC NO :

  209-358-4

• Molecular Formula :

  C₃₂H₂₂N₆Na₂O₆S₂

• Molecular Weight :

  696.6632

• Main Specifications :

• InChI :

  InChI=1/C32H24N6O6S2.2Na/c33-31-25-7-3-1-5-23(25)29(45(39,40)41)17-27(31)37-35-21-13-9-19(10-14-21)20-11-15-22(16-12-20)36-38-28-18-30(46(42,43)44)24-6-2-4-8-26(24)32(28)34;;/h1-18H,33-34H2,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2/b37-35-,38-36-;;

• Molecular Structure :