IR 26 (Dye 26) structure

IR 26 (Dye 26)

TL;DR: IR 26 (Dye 26) (CAS 76871-75-5) is a chemical compound with molecular formula C40H30Cl2O4S2 and molecular weight 708.10 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

4-[2-[2-chloro-3-[2-(2-phenylthiochromen-4-ylidene)ethylidene]cyclohexen-1-yl]ethenyl]-2-phenylthiochromenylium perchlorate

Also Known As: DYE 26, IR 26 (Dye 26), 4H-1-Benzothiopyran, 1-benzothiopyrylium deriv.; Dye 26; IR 26; NSC 379522; 4-[2-[2-Chloro-3-[(2-phenyl-4H-1-benzothiopyran-4-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-2-phenyl-1-benzothiopyrylium Perchlorate

CAS: 76871-75-5
Molecular Formula C40H30Cl2O4S2
Molecular Weight 708.10 g/mol
LogP 7.9402
Topological Polar Surface Area 92.24 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 5
Rotatable Bonds 5
Exact Mass 708.09625
Heavy Atoms 48
Complexity 2073.644

Chemical Identifiers

CAS Number 76871-75-5
SMILES C1CC(=C(C(=CC=C2C=C(SC3=CC=CC=C32)C4=CC=CC=C4)C1)Cl)C=CC5=CC(=[S+]C6=CC=CC=C65)C7=CC=CC=C7.[O-]Cl(=O)(=O)=O

Product Overview

IR 26 (Dye 26) (CAS 76871-75-5), with molecular formula C40H30Cl2O4S2 and molecular weight 708.10 g/mol. IUPAC: 4-[2-[2-chloro-3-[2-(2-phenylthiochromen-4-ylidene)ethylidene]cyclohexen-1-yl]ethenyl]-2-phenylthiochromenylium perchlorate.

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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.
View MSDS →

Chemical Property Profile of IR 26 (Dye 26)

XLogP
7.9402
TPSA (Topological Polar Surface Area)
92.24
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
5
Rotatable Bonds
5
Heavy Atoms
48
Complexity
2073.644
Exact Mass
708.09625
Monoisotopic Mass
708.09625
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 IR 26 (Dye 26)

The XLogP value of 7.9402 indicates that IR 26 (Dye 26) is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 92.24 Ų falls within the moderate polarity range, balancing permeability and solubility for IR 26 (Dye 26). Following Lipinski's Rule of Five, IR 26 (Dye 26) has 0 hydrogen bond donor(s) and 5 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 IR 26 (Dye 26)?

The CAS number of IR 26 (Dye 26) is 76871-75-5.

What is the molecular formula of IR 26 (Dye 26)?

The molecular formula of IR 26 (Dye 26) is C40H30Cl2O4S2.

What is the molecular weight of IR 26 (Dye 26)?

The molecular weight of IR 26 (Dye 26) is 708.10 g/mol.

Where can I buy IR 26 (Dye 26)?

You can request a quote for IR 26 (Dye 26) directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for IR 26 (Dye 26)?

Yes, KEHONG BIO provides custom synthesis services for IR 26 (Dye 26) and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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