Q-Switch II dye structure

Q-Switch II dye

TL;DR: Q-Switch II dye (CAS 21016-22-8) is a chemical compound with molecular formula C57H59ClO8 and molecular weight 906.39 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

8-[5-[2,4-bis(4-pentoxyphenyl)-6,7-dihydro-5H-chromen-8-yl]penta-2,4-dienylidene]-2,4-diphenyl-6,7-dihydro-5H-chromen-1-ium perchlorate

Also Known As: Q-Switch II dye, 1,4-Dihydroxy-2-benzylanthraquinone, 8-[5-[2,4-bis(4-pentoxyphenyl)-6,7-dihydro-5H-chromen-8-yl]penta-2,4-dienylidene]-2,4-diphenyl-6,7-dihydro-5H-chromen-1-ium;perchlorate, 8-[5-[2,4-bis(4-pentoxyphenyl)-6,7-dihydro-5H-chromen-8-yl]p, 1-Benzopyrylium, 8-(5-(6,7-dihydro-2,4-bis(4-(pentyloxy)phenyl)-5H-1-benzopyran-8-yl)-2,4-pentadien-1-ylidene)-5,6,7,8-tetrahydro-2,4-diphenyl-, perchlorate (1:1)

CAS: 21016-22-8
Molecular Formula C57H59ClO8
Molecular Weight 906.39 g/mol
LogP 11.07
Topological Polar Surface Area 103.0 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 7
Rotatable Bonds 17
Exact Mass 906.38983
Heavy Atoms 66
Complexity 1630.0

Chemical Identifiers

CAS Number 21016-22-8
SMILES CCCCCOC1=CC=C(C=C1)C2=CC(=C3CCCC(=C3O2)C=CC=CC=C4CCCC5=C4[O+]=C(C=C5C6=CC=CC=C6)C7=CC=CC=C7)C8=CC=C(C=C8)OCCCCC.[O-]Cl(=O)(=O)=O
InChIKey IVDJZGCLYUWBQV-UHFFFAOYSA-M

Patent-Derived Application Labels

Derived from 1 IPC patent classification(s) across the SureChEMBL global patent database.

Photographic Chemicals (4 patents)

Product Overview

Q-Switch II dye (CAS 21016-22-8), with molecular formula C57H59ClO8 and molecular weight 906.39 g/mol. IUPAC: 8-[5-[2,4-bis(4-pentoxyphenyl)-6,7-dihydro-5H-chromen-8-yl]penta-2,4-dienylidene]-2,4-diphenyl-6,7-dihydro-5H-chromen-1-ium 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 Q-Switch II dye

XLogP
11.07
TPSA (Topological Polar Surface Area)
103.0
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
7
Rotatable Bonds
17
Heavy Atoms
66
Complexity
1630.0
Exact Mass
906.38983
Monoisotopic Mass
906.38983
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 Q-Switch II dye

The XLogP value of 11.07 indicates that Q-Switch II dye is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 103.0 Ų falls within the moderate polarity range, balancing permeability and solubility for Q-Switch II dye. Following Lipinski's Rule of Five, Q-Switch II dye has 0 hydrogen bond donor(s) and 7 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 Q-Switch II dye?

The CAS number of Q-Switch II dye is 21016-22-8.

What is the molecular formula of Q-Switch II dye?

The molecular formula of Q-Switch II dye is C57H59ClO8.

What is the molecular weight of Q-Switch II dye?

The molecular weight of Q-Switch II dye is 906.39 g/mol.

Where can I buy Q-Switch II dye?

You can request a quote for Q-Switch II dye directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Q-Switch II dye?

Yes, KEHONG BIO provides custom synthesis services for Q-Switch II dye and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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