Thermo Scientific Chemicals Congo Red, indicator grade

Description

CAS: 573-58-0 | C32H22N6Na2O6S2 | 696.664 g/mol

Congo red is useful for staining and visual detection of amyloid deposits. It inhibits the accumulation of the scrapie-associated, protease-resistant isoform of protein PrP without affecting the metabolism of the normal isoform.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Congo red is useful for staining and visual detection of amyloid deposits. It inhibits the accumulation of the scrapie-associated, protease-resistant isoform of protein PrP without affecting the metabolism of the normal isoform.

Solubility
Soluble in water 25 g/L.

Notes
Store away from oxidizing agents, acids, reducing agents.

Specifications

Chemical Identifiers

• CAS: 573-58-0
• Molecular Formula: C32H22N6Na2O6S2
• Molecular Weight (g/mol): 696.664
• MDL Number: MFCD00004028
• InChI Key: IQFVPQOLBLOTPF-UHFFFAOYSA-L
• Synonym: C.I. 22120
• PubChem CID: 11313
• ChEBI: CHEBI:34653
• IUPAC Name: disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate
• 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+]

• Melting Point: >360°C
• Beilstein: 3894858
• Merck Index: 14,2498
• Solubility Information: Soluble in water 25g/L.
• Formula Weight: 696.67
• Grade: Indicator
• Odor: Odorless
• Quantity: 25 g
• Chemical Name or Material: Congo Red

Safety and Handling

Hazard Category	H350-H361d
Hazard Statement	GHS H Statement H350-H361 May cause cancer. Suspected of damaging fertility or the unborn child.
Precautionary Statement	P201-P202-P281-P308+P313-P501c
EINECSNumber	209-358-4
RTECSNumber	QK1400000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only