Acid Red 40

Name: Acid Red 40
Brand: CoreyChem
SKU: CAS:12167-45-2
Price: Contact for pricing USD
Availability: InStock

disodium;5-acetamido-3-[(3,4-dimethylphenyl)diazenyl]-4-hydroxynaphthalene-2,7-disulfonate

Also Known As: Acid Red 40|EINECS 235-329-0|Disodium 5-(acetylamino)-3-((dimethylphenyl)azo)-4-hydroxynaphthalene-2,7-disulphonate|Disodium 5-(acetylamino)-3-[(dimethylphenyl)azo]-4-hydroxynaphthalene-2,7-disulphonate|disodium;5-acetamido-3-[(3,4-dimethylphenyl)diazenyl]-4-hydroxynaphthalene-2,7-disulfonate|Disodium 5-(acetylamino)-3-[(dimethylphenyl)azo]-4-hydroxynaphthalene-2,7-disulfonate|235-329-0|disodium (3z)-5-acetamido-3-[(3,4-dimethylphenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonate

CAS: 12167-45-2

Molecular Formula	`C20H17N3Na2O8S2`
Molecular Weight	537.02527 g/mol
LogP	-2.65
Topological Polar Surface Area	188.45 Å²
Hydrogen Bond Donors	2
Hydrogen Bond Acceptors	10
Rotatable Bonds	5
Exact Mass	537.02527
Heavy Atoms	35
Complexity	1556.6

Chemical Identifiers

CAS Number	12167-45-2
SMILES	`CC1=C(C=C(C=C1)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])NC(=O)C)O)C.[Na+].[Na+]`

Product Overview

Acid Red 40 (CAS 12167-45-2), with molecular formula C20H17N3Na2O8S2 and molecular weight 537.02527 g/mol. IUPAC: disodium;5-acetamido-3-[(3,4-dimethylphenyl)diazenyl]-4-hydroxynaphthalene-2,7-disulfonate.

🧪

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 Acid Red 40.

Browse Technical Blog →

No research papers found for this product yet.

We continuously update our academic references. Check back soon!