Congo red

disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate

CAS: 573-58-0

Molecular Formula	`C32H22N6Na2O6S2`
Molecular Weight	696.7 g/mol
Topological Polar Surface Area	233.0 A2
Hydrogen Bond Donors	2
Hydrogen Bond Acceptors	12
Rotatable Bonds	5
Exact Mass	696.08374
Heavy Atoms	48
Complexity	1180.0

Chemical Identifiers

CAS Number	573-58-0
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+]`
InChIKey	`IQFVPQOLBLOTPF-UHFFFAOYSA-L`

📖 Product Overview

Congo red (CAS: 573-58-0) is a chemical compound with molecular formula C32H22N6Na2O6S2 and molecular weight 696.7 g/mol. Its IUPAC systematic name is disodium;4-amino-3-[[4-[4-[(1-amino-4-sulfonatonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]naphthalene-1-sulfonate. Topological Polar Surface Area 233.0 A2 Hydrogen Bond Donors 2 Hydrogen Bond Acceptors 12 Rotatable Bonds 5 Exact Mass 696.08374 Heavy Atoms 48 Complexity 1180.0 InChI Key: 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+].

🧪

Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.

View MSDS →

Frequently Asked Questions

What is the typical lead time for this product?

Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.

Can you provide samples for testing?

Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.

What documentation do you provide with the product?

We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.

Do you ship internationally?

Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

📚 Academic Support

Scientific research papers and technical documentation supporting this product for informed procurement decisions.

📖

Technical Blog Article

Multi-source research profile: chemical properties, regulatory status, and sourcing guide for Congo red.

Browse Technical Blog →

No research papers found for this product yet.

We continuously update our academic references. Check back soon!