Rifa Cationic Red 6B structure

Rifa Cationic Red 6B

TL;DR: Rifa Cationic Red 6B (CAS 6441-94-7) is a chemical compound with molecular formula C23H16N4Na2O11S3 and molecular weight 665.98 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

disodium;4-hydroxy-5-[(4-methylphenyl)sulfonylamino]-3-[(4-nitrophenyl)diazenyl]naphthalene-2,7-disulfonate

Also Known As: Rifa Cationic Red 6B, C.I. Acid Red 76, disodium salt, Disodium 4-hydroxy-3-((4-nitrophenyl)azo)-5-(((p-tolyl)sulphonyl)amino)naphthalene-2,7-disulphonate, 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(((4-methylphenyl)sulfonyl)amino)-3-((4-nitrophenyl)azo)-, disodium salt, 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-(((4-methylphenyl)sulfonyl)amino)-3-(2-(4-nitrophenyl)diazenyl)-, sodium salt (1:2)

CAS: 6441-94-7
Molecular Formula C23H16N4Na2O11S3
Molecular Weight 665.98 g/mol
LogP -2.20558
Topological Polar Surface Area 276.0 Ų
Hydrogen Bond Donors 2
Hydrogen Bond Acceptors 14
Rotatable Bonds 5
Exact Mass 665.9773
Heavy Atoms 43
Complexity 1260.0

Chemical Identifiers

CAS Number 6441-94-7
SMILES CC1=CC=C(C=C1)S(=O)(=O)NC2=C3C(=CC(=C2)S(=O)(=O)[O-])C=C(C(=C3O)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]
InChIKey KCFUJWVLRDYRAK-UHFFFAOYSA-L

Product Overview

Rifa Cationic Red 6B (CAS 6441-94-7), with molecular formula C23H16N4Na2O11S3 and molecular weight 665.98 g/mol. IUPAC: disodium;4-hydroxy-5-[(4-methylphenyl)sulfonylamino]-3-[(4-nitrophenyl)diazenyl]naphthalene-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 →

Chemical Property Profile of Rifa Cationic Red 6B

XLogP
-2.20558
TPSA (Topological Polar Surface Area)
276.0
Hydrogen Bond Donors
2
Hydrogen Bond Acceptors
14
Rotatable Bonds
5
Heavy Atoms
43
Complexity
1260.0
Exact Mass
665.9773
Monoisotopic Mass
665.9773
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 Rifa Cationic Red 6B

The XLogP value of -2.20558 indicates that Rifa Cationic Red 6B is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 276.0 Ų indicates high polarity, suggesting Rifa Cationic Red 6B may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Rifa Cationic Red 6B has 2 hydrogen bond donor(s) and 14 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

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 Rifa Cationic Red 6B?

The CAS number of Rifa Cationic Red 6B is 6441-94-7.

What is the molecular formula of Rifa Cationic Red 6B?

The molecular formula of Rifa Cationic Red 6B is C23H16N4Na2O11S3.

What is the molecular weight of Rifa Cationic Red 6B?

The molecular weight of Rifa Cationic Red 6B is 665.98 g/mol.

Where can I buy Rifa Cationic Red 6B?

You can request a quote for Rifa Cationic Red 6B directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Rifa Cationic Red 6B?

Yes, KEHONG BIO provides custom synthesis services for Rifa Cationic Red 6B and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

🤖 科弘生物 AI 助手 ×
您好!我是 科弘生物 AI 助手。可以问我产品搜索、询价、样品或技术问题。如何帮助您?