C.I. Fluorescent Brightener 351
TL;DR: C.I. Fluorescent Brightener 351 (CAS 38775-22-3) is a chemical compound with molecular formula C28H22O6S2 and molecular weight 518.09 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
2-[2-[4-[4-[2-(2-sulfophenyl)ethenyl]phenyl]phenyl]ethenyl]benzenesulfonic acid
Also Known As: Tinopal CBS-X, WhitexNFW, Uvitex 2B, Stilbene 420, 3-Hydroxyetianic acid
| Molecular Formula | C28H22O6S2 |
|---|---|
| Molecular Weight | 518.09 g/mol |
| LogP | 5.6 |
| Topological Polar Surface Area | 126.0 Ų |
| Hydrogen Bond Donors | 2 |
| Hydrogen Bond Acceptors | 6 |
| Rotatable Bonds | 7 |
| Exact Mass | 518.08575 |
| Heavy Atoms | 36 |
| Complexity | 878.0 |
Chemical Identifiers
| CAS Number | 38775-22-3 |
|---|---|
| SMILES | C1=CC=C(C(=C1)C=CC2=CC=C(C=C2)C3=CC=C(C=C3)C=CC4=CC=CC=C4S(=O)(=O)O)S(=O)(=O)O |
| InChIKey | SQAKQVFOMMLRPR-UHFFFAOYSA-N |
Patent-Derived Application Labels
Derived from 18 IPC patent classification(s) across the SureChEMBL global patent database.
Product Overview
C.I. Fluorescent Brightener 351 (CAS 38775-22-3), with molecular formula C28H22O6S2 and molecular weight 518.09 g/mol. IUPAC: 2-[2-[4-[4-[2-(2-sulfophenyl)ethenyl]phenyl]phenyl]ethenyl]benzenesulfonic acid.
Chemical Property Profile of C.I. Fluorescent Brightener 351
Property Insights of C.I. Fluorescent Brightener 351
The XLogP value of 5.6 indicates that C.I. Fluorescent Brightener 351 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 126.0 Ų falls within the moderate polarity range, balancing permeability and solubility for C.I. Fluorescent Brightener 351. Following Lipinski's Rule of Five, C.I. Fluorescent Brightener 351 has 2 hydrogen bond donor(s) and 6 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of C.I. Fluorescent Brightener 351?
The CAS number of C.I. Fluorescent Brightener 351 is 38775-22-3.
What is the molecular formula of C.I. Fluorescent Brightener 351?
The molecular formula of C.I. Fluorescent Brightener 351 is C28H22O6S2.
What is the molecular weight of C.I. Fluorescent Brightener 351?
The molecular weight of C.I. Fluorescent Brightener 351 is 518.09 g/mol.
Where can I buy C.I. Fluorescent Brightener 351?
You can request a quote for C.I. Fluorescent Brightener 351 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for C.I. Fluorescent Brightener 351?
Yes, KEHONG BIO provides custom synthesis services for C.I. Fluorescent Brightener 351 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.