Acid Red 13 free acid
TL;DR: Acid Red 13 free acid (CAS 25317-26-4) is a chemical compound with molecular formula C20H14N2O7S2 and molecular weight 458.02 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
6-hydroxy-5-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-2-sulfonic acid
Also Known As: Acid Red 13 free acid, Fast Red E, C.I. Food Red 4, C.I. Acid Red 13, C.i. acid Red 13 free acid
| Molecular Formula | C20H14N2O7S2 |
|---|---|
| Molecular Weight | 458.02 g/mol |
| LogP | 3.3 |
| Topological Polar Surface Area | 170.0 Ų |
| Hydrogen Bond Donors | 3 |
| Hydrogen Bond Acceptors | 9 |
| Rotatable Bonds | 4 |
| Exact Mass | 458.02423 |
| Heavy Atoms | 31 |
| Complexity | 880.0 |
Chemical Identifiers
| CAS Number | 25317-26-4 |
|---|---|
| SMILES | C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)O)N=NC3=C(C=CC4=C3C=CC(=C4)S(=O)(=O)O)O |
| InChIKey | NLWPUNWFCUWCEU-UHFFFAOYSA-N |
Product Overview
Acid Red 13 free acid (CAS 25317-26-4), with molecular formula C20H14N2O7S2 and molecular weight 458.02 g/mol. IUPAC: 6-hydroxy-5-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-2-sulfonic acid.
Chemical Property Profile of Acid Red 13 free acid
Property Insights of Acid Red 13 free acid
The XLogP value of 3.3 indicates that Acid Red 13 free acid is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 170.0 Ų indicates high polarity, suggesting Acid Red 13 free acid may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Acid Red 13 free acid has 3 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 13 free acid?
The CAS number of Acid Red 13 free acid is 25317-26-4.
What is the molecular formula of Acid Red 13 free acid?
The molecular formula of Acid Red 13 free acid is C20H14N2O7S2.
What is the molecular weight of Acid Red 13 free acid?
The molecular weight of Acid Red 13 free acid is 458.02 g/mol.
Where can I buy Acid Red 13 free acid?
You can request a quote for Acid Red 13 free acid directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Acid Red 13 free acid?
Yes, KEHONG BIO provides custom synthesis services for Acid Red 13 free acid and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.