Oxamine Blue 4R structure

Oxamine Blue 4R

TL;DR: Oxamine Blue 4R (CAS 2429-72-3) is a chemical compound with molecular formula C34H25N5Na2O8S2 and molecular weight 741.09 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

disodium;7-amino-4-hydroxy-3-[[4-[4-[(1-hydroxy-4-sulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]naphthalene-2-sulfonate

Also Known As: Oxamine Blue 4R, CI direct Blue 3, Erie violet 2B, C.I. Direct Blue 3, OXAMINEBLUE4R

CAS: 2429-72-3
Molecular Formula C34H25N5Na2O8S2
Molecular Weight 741.09 g/mol
LogP 1.91724
Topological Polar Surface Area 247.0 Ų
Hydrogen Bond Donors 3
Hydrogen Bond Acceptors 13
Rotatable Bonds 5
Exact Mass 741.094
Heavy Atoms 51
Complexity 1390.0

Chemical Identifiers

CAS Number 2429-72-3
SMILES CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C=C4C=C(C=CC4=C3O)N)S(=O)(=O)[O-])C)N=NC5=C(C6=CC=CC=C6C(=C5)S(=O)(=O)[O-])O.[Na+].[Na+]
InChIKey CWVISFDXEWCPPS-UHFFFAOYSA-L

Product Overview

Oxamine Blue 4R (CAS 2429-72-3), with molecular formula C34H25N5Na2O8S2 and molecular weight 741.09 g/mol. IUPAC: disodium;7-amino-4-hydroxy-3-[[4-[4-[(1-hydroxy-4-sulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl]-2-methylphenyl]diazenyl]naphthalene-2-sulfonate.

🧪
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 Oxamine Blue 4R

XLogP
1.91724
TPSA (Topological Polar Surface Area)
247.0
Hydrogen Bond Donors
3
Hydrogen Bond Acceptors
13
Rotatable Bonds
5
Heavy Atoms
51
Complexity
1390.0
Exact Mass
741.094
Monoisotopic Mass
741.094
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 Oxamine Blue 4R

The XLogP value of 1.91724 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Oxamine Blue 4R. The TPSA of 247.0 Ų indicates high polarity, suggesting Oxamine Blue 4R may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Oxamine Blue 4R has 3 hydrogen bond donor(s) and 13 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 Oxamine Blue 4R?

The CAS number of Oxamine Blue 4R is 2429-72-3.

What is the molecular formula of Oxamine Blue 4R?

The molecular formula of Oxamine Blue 4R is C34H25N5Na2O8S2.

What is the molecular weight of Oxamine Blue 4R?

The molecular weight of Oxamine Blue 4R is 741.09 g/mol.

Where can I buy Oxamine Blue 4R?

You can request a quote for Oxamine Blue 4R directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Oxamine Blue 4R?

Yes, KEHONG BIO provides custom synthesis services for Oxamine Blue 4R 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?