Congo Red
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Catalog number2588-500
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PricePlease ask
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Size500 mg
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Alternative_name3,3'-[(1,1'-Biphenyl)-4,4'-diyl-bis(2,1-diazenediyl)]bis(4-amino-1-naphthalenesulfonic acid) disodium salt
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DescriptionCongo Red amyloid fibril-binding dye; inhibits Fib-beta A neurotoxicity by inhibiting fibril formation or by binding to preformed fibrils. Congo red also inhibits the pancreatic islet cell toxicity of diabetes-associated amylin, another type of amyloid fibril. Also acts as an inhibitor of protease-resistant prion protein formation.
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CAS Number573-68-0
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Structure AvailableY
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Salt FormNo
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Molecular FormulaC₃₂H₂₂N₆Na₂O₆S₂
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Molecular Weight696.66
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Cell PermeableYes
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Purity≥98% by HPLC
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SolubilitiesH₂O (~ 5 mg/ml) or DMSO (~5 mg/ml)
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HandlingProtect from light and moisture
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Tag LineAn amyloid fibril-binding dye
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Storage ConditionRT
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Shipping ConditionRT
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Shelf Life36 months
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MDL NumberMFCD00004028
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PubChem CID11313
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SMILESC1=CC=C2C(=C1)C(=CC(=C2N)N=NC3=CC=C(C=C3)C4=CC=C(C=C4)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])N)S(=O)(=O)[O-].[Na+].[Na+]
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InChiInChI=1S/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
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InChi KeyIQFVPQOLBLOTPF-UHFFFAOYSA-L
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MSDS AvailableYes
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Conjugationred dye
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Gene target
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Short nameCongo Red
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LabelRed
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Alternative nameCongo Red
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