The store will not work correctly when cookies are disabled.
JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.
Congo red - indicator, high purity , CAS No.573-58-0
Basic Description Synonyms Congo red|573-58-0|DIRECT RED 28|C.I. Direct Red 28|Congo Red 4B|Congazone sodium|Benzo Congo Red|Haemomedical|Haemonorm|Hemorrhagyl|Solucongo|Sugai Congo Red|Atul Congo Red|Vondacel Red CL|Kayaku Congo Red|Mitsui Congo Red|Cotton Red L|Direct Red K|Azoca Specifications & Purity indicator Shipped In Normal Grade indicator
Names and Identifiers Pubchem Sid 488181305 Pubchem Sid Url https://pubchem.ncbi.nlm.nih.gov/substance/488181305 IUPAC Name disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate INCHI InChI=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 InChi Key IQFVPQOLBLOTPF-UHFFFAOYSA-L Canonical SMILES C1=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+] Isomeric SMILES C1=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+] PubChem CID 11313 Molecular Weight 696.66
Chemical and Physical Properties Sensitivity Moisture sensitive. Melt Point(°C) >360°C
Safety and Hazards(GHS) Pictogram(s) GHS08 Signal Danger Hazard Statements H350: May cause cancer
H361d: Suspected of damaging the unborn child
Precautionary Statements P280: Wear protective gloves/protective clothing/eye protection/face protection.
P405: Store locked up.
P501: Dispose of contents/container to ...
P203: Obtain, read and follow all safety instructions before use.
P318: if exposed or concerned, get medical advice.
Merck Index 2498
References 1. Ge Yang, Mengling Sun, Chunzheng Wang, Yanpeng Li, Yongming Chai, Hailing Guo, Svetlana Mintova. (2023) Dual regulation of graphene oxide membrane by crosslinker and hydrophilic promoter for dye separation. Microporous and Mesoporous Materials, 360 (无): (112718). [PMID:
Solution Calculators Molarity Calculator Determine the necessary mass, volume, or concentration for preparing a solution.
Dilution Calculator Determine the dilution needed to prepare a stock solution.
Reconstitution Calculator
I2402572
