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68400-28-2;68957-71-1 2-{(e)-[3-methyl-1-(2-methyl-4-sulfophenyl)-5-oxo-4,5-dihydro-1h-pyrazol-4-yl]

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Product Name 2-{(E)-[3-methyl-1-(2-methyl-4-sulfophenyl)-5-oxo-4,5-dihydro-1H-pyrazol-4-yl]diazenyl}-4-sulfobenzoic acid
CAS No. 68400-28-2;68957-71-1
InChI InChI=1/C18H16N4O9S2/c1-9-7-11(32(26,27)28)4-6-15(9)22-17(23)16(10(2)21-22)20-19-14-8-12(33(29,30)31)3-5-13(14)18(24)25/h3-8,16H,1-2H3,(H,24,25)(H,26,27,28)(H,29,30,31)
Molecular Formula C18H16N4O9S2
Molecular Weight 496.47
Refractive index 1.729