Acid Red 26
TL;DR: Acid Red 26 (CAS 3761-53-3) is a chemical compound with molecular formula C18H14N2Na2O7S2 and molecular weight 480.00 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
disodium;4-[(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,6-disulfonate
Also Known As: Acid Red 26, Ponceau Red R, Ponceau de Xylidine, PONCEAU MX, red101
| Molecular Formula | C18H14N2Na2O7S2 |
|---|---|
| Molecular Weight | 480.00 g/mol |
| LogP | -2.61 |
| Topological Polar Surface Area | 176.0 Ų |
| Hydrogen Bond Donors | 1 |
| Hydrogen Bond Acceptors | 9 |
| Rotatable Bonds | 2 |
| Exact Mass | 480.00378 |
| Heavy Atoms | 31 |
| Complexity | 791.0 |
| Melting Point | greater than 300.0 °C |
| Solubility | 1 to 10 mg/mL at 68 °F (NTP, 1992) |
Chemical Identifiers
| CAS Number | 3761-53-3 |
|---|---|
| SMILES | CC1=CC(=C(C=C1)N=NC2=C3C=C(C=CC3=CC(=C2O)S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+] |
| InChIKey | DKUHOIWLFSTHJN-UHFFFAOYSA-L |
Product Overview
Acid Red 26 (CAS 3761-53-3), with molecular formula C18H14N2Na2O7S2 and molecular weight 480.00 g/mol. IUPAC: disodium;4-[(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,6-disulfonate.
Chemical Property Profile of Acid Red 26
Property Insights of Acid Red 26
The XLogP value of -2.61 indicates that Acid Red 26 is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 176.0 Ų indicates high polarity, suggesting Acid Red 26 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Acid Red 26 has 1 hydrogen bond donor(s) and 9 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of Acid Red 26?
The CAS number of Acid Red 26 is 3761-53-3.
What is the molecular formula of Acid Red 26?
The molecular formula of Acid Red 26 is C18H14N2Na2O7S2.
What is the molecular weight of Acid Red 26?
The molecular weight of Acid Red 26 is 480.00 g/mol.
Where can I buy Acid Red 26?
You can request a quote for Acid Red 26 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Acid Red 26?
Yes, KEHONG BIO provides custom synthesis services for Acid Red 26 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.