Congo Red, Indicator grade
cas: 573-58-0 — see every product listed under this CAS number, including other names
Congo Red, Indicator grade (CAS 573-58-0) is a chemical reagent available from Chemat. Available pack sizes: 100g, 500g. Offered by: Thermo Scientific (Acros).
| brand | Thermo Scientific (Acros) |
|---|---|
| catalog number | 110501000 |
| cas | 573-58-0 |
| size | 100g |
| availability | availability |
Documents:
Safety Data Sheet (MSDS)
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Available pack sizes
| brand | size | price | |
|---|---|---|---|
| Thermo Scientific (Acros) | 100g | 391.10 Pln | |
| Thermo Scientific (Acros) | 500g | 1461.06 Pln |
properties
| delivery time | 2-3 weeks |
|---|---|
| category | Chemicals |
Congo Red is an indicator dye that is blue-violet at pH 3.0 and red at pH 5.0. It contains a 3,3'-(biphenyl-4,4'-diyldidiazene-2,1-diyl)bis(4-aminonaphthalene-1-sulfonate). It is functionally related to a 3,3'-(biphenyl-4,4'-diyldidiazene-2,1-diyl)bis(4-aminonaphthalene-1-sulfonic acid).
Source: ChEBI
| Molecular formula | C32H22N6Na2O6S2 |
|---|---|
| Molecular weight | 696.7 g/mol |
| IUPAC name | disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate |
| InChIKey | IQFVPQOLBLOTPF-UHFFFAOYSA-L |
| 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+] |
Computed by PubChem (NCBI)