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55039-42-4 (1e)-1-(3-methylindeno[1,2-c]pyrazol-4(2h)-ylidene)ethanesulfonic acid

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Product Name (1E)-1-(3-methylindeno[1,2-c]pyrazol-4(2H)-ylidene)ethanesulfonic acid
CAS No. 55039-42-4
InChI InChI=1/C13H12N2O3S/c1-7-11-12(8(2)19(16,17)18)9-5-3-4-6-10(9)13(11)15-14-7/h3-6H,1-2H3,(H,14,15)(H,16,17,18)/b12-8+
Molecular Formula C13H12N2O3S
Molecular Weight 276.311
Density 1.534g/cm3
Refractive index 1.698