Span 65
TL;DR: Span 65 (CAS 26658-19-5) is a chemical compound with molecular formula C60H114O8 and molecular weight 962.85 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
Span 65
[2-[(2R,3S,4R)-4-hydroxy-3-octadecanoyloxyoxolan-2-yl]-2-octadecanoyloxyethyl] octadecanoate
Also Known As: Span65, SORBITAN TRISTEARATE, Sorbitan Tristearate K, Span 65, Sorbitan trioctadecanoate
| Molecular Formula | C60H114O8 |
|---|---|
| Molecular Weight | 962.85 g/mol |
| LogP | 24.3 |
| Topological Polar Surface Area | 108.0 Ų |
| Hydrogen Bond Donors | 1 |
| Hydrogen Bond Acceptors | 8 |
| Rotatable Bonds | 56 |
| Exact Mass | 962.8514 |
| Heavy Atoms | 68 |
| Complexity | 1100.0 |
Chemical Identifiers
| CAS Number | 26658-19-5 |
|---|---|
| SMILES | CCCCCCCCCCCCCCCCCC(=O)OCC([C@@H]1[C@H]([C@@H](CO1)O)OC(=O)CCCCCCCCCCCCCCCCC)OC(=O)CCCCCCCCCCCCCCCCC |
| InChIKey | IJCWFDPJFXGQBN-BIFNRIDTSA-N |
Patent-Derived Application Labels
Derived from 1 IPC patent classification(s) across the SureChEMBL global patent database.
Product Overview
Span 65 (CAS 26658-19-5), with molecular formula C60H114O8 and molecular weight 962.85 g/mol. IUPAC: [2-[(2R,3S,4R)-4-hydroxy-3-octadecanoyloxyoxolan-2-yl]-2-octadecanoyloxyethyl] octadecanoate.
Chemical Property Profile of Span 65
Property Insights of Span 65
The XLogP value of 24.3 indicates that Span 65 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 108.0 Ų falls within the moderate polarity range, balancing permeability and solubility for Span 65. Following Lipinski's Rule of Five, Span 65 has 1 hydrogen bond donor(s) and 8 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of Span 65?
The CAS number of Span 65 is 26658-19-5.
What is the molecular formula of Span 65?
The molecular formula of Span 65 is C60H114O8.
What is the molecular weight of Span 65?
The molecular weight of Span 65 is 962.85 g/mol.
Where can I buy Span 65?
You can request a quote for Span 65 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Span 65?
Yes, KEHONG BIO provides custom synthesis services for Span 65 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.