6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid structure

6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid

TL;DR: 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid (CAS 5859-11-0) is a chemical compound with molecular formula C16H12N2O7S2 and molecular weight 408.01 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

6-hydroxy-5-[(4-sulfophenyl)diazenyl]naphthalene-2-sulfonic acid

Also Known As: Sunset Yellow FCF, food yellow 3 free acid, Food Yellow No. 5, FD and C Yellow No. 6, C.i. food Yellow 3 (free acid)

CAS: 5859-11-0
Molecular Formula C16H12N2O7S2
Molecular Weight 408.01 g/mol
LogP 2.1
Topological Polar Surface Area 170.0 Ų
Hydrogen Bond Donors 3
Hydrogen Bond Acceptors 9
Rotatable Bonds 4
Exact Mass 408.0086
Heavy Atoms 27
Complexity 749.0

Chemical Identifiers

CAS Number 5859-11-0
SMILES C1=CC(=CC=C1N=NC2=C(C=CC3=C2C=CC(=C3)S(=O)(=O)O)O)S(=O)(=O)O
InChIKey KEYWXKLGZZGHMT-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 10 IPC patent classification(s) across the SureChEMBL global patent database.

Agrochemicals (2 patents) Construction Chemicals (2 patents) Dyes & Pigments (7 patents) Food Additives (5 patents) Organic Building Blocks (4 patents) +5 more

Product Overview

6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid (CAS 5859-11-0), with molecular formula C16H12N2O7S2 and molecular weight 408.01 g/mol. IUPAC: 6-hydroxy-5-[(4-sulfophenyl)diazenyl]naphthalene-2-sulfonic acid.

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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.
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Chemical Property Profile of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid

XLogP
2.1
TPSA (Topological Polar Surface Area)
170.0
Hydrogen Bond Donors
3
Hydrogen Bond Acceptors
9
Rotatable Bonds
4
Heavy Atoms
27
Complexity
749.0
Exact Mass
408.0086
Monoisotopic Mass
408.0086
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid

The XLogP value of 2.1 suggests moderate lipophilicity, balancing water solubility and membrane permeability for 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid. The TPSA of 170.0 Ų indicates high polarity, suggesting 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic 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

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.

Frequently Asked Questions

What is the CAS number of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid?

The CAS number of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid is 5859-11-0.

What is the molecular formula of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid?

The molecular formula of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid is C16H12N2O7S2.

What is the molecular weight of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid?

The molecular weight of 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid is 408.01 g/mol.

Where can I buy 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid?

You can request a quote for 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid?

Yes, KEHONG BIO provides custom synthesis services for 6-Hydroxy-5-(4-sulfophenylazo)-2-naphthalenesulfonic acid and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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