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18031-82-8 7-hydroxy-8-[4-[4-[(2-hydroxy-8-sulfo-1-naphthyl)azo]phenyl]phenyl]azo-naphthalene-1-sulf

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Product Name 7-hydroxy-8-[4-[4-[(2-hydroxy-8-sulfo-1-naphthyl)azo]phenyl]phenyl]azo-naphthalene-1-sulfonic acid
CAS No. 18031-82-8
InChI InChI=1/C32H22N4O8S2/c37-25-17-11-21-3-1-5-27(45(39,40)41)29(21)31(25)35-33-23-13-7-19(8-14-23)20-9-15-24(16-10-20)34-36-32-26(38)18-12-22-4-2-6-28(30(22)32)46(42,43)44/h1-18,37-38H,(H,39,40,41)(H,42,43,44)
Molecular Formula C32H22N4O8S2
Molecular Weight 654.67
Density 1.54g/cm3
Refractive index 1.733