Clobetasol 17-butyrate structure

Clobetasol 17-butyrate

TL;DR: Clobetasol 17-butyrate (CAS 25636-59-3) is a chemical compound with molecular formula C26H34ClFO5 and molecular weight 480.21 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

[(8S,10S,11S,13S,14S,16S,17R)-17-(2-chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] butanoate

Also Known As: Clobetasol 17-butyrate, KST-1A3213, (9xi,11, A,16, A)-21-chloro-9-fluoro-11-hydroxy-16-methyl-3,20-dioxopregna-1,4-dien-17-yl butyrate

CAS: 25636-59-3
Molecular Formula C26H34ClFO5
Molecular Weight 480.21 g/mol
LogP 3.6
Topological Polar Surface Area 80.7 Ų
Hydrogen Bond Donors 1
Hydrogen Bond Acceptors 6
Rotatable Bonds 6
Exact Mass 480.2079
Heavy Atoms 33
Complexity 945.0

Chemical Identifiers

CAS Number 25636-59-3
SMILES CCCC(=O)O[C@@]1([C@H](C[C@@H]2[C@@]1(C[C@@H](C3([C@H]2CCC4=CC(=O)C=C[C@@]43C)F)O)C)C)C(=O)CCl
InChIKey DERCOWNWEPPIHD-AKBCLJBMSA-N

Product Overview

Clobetasol 17-butyrate (CAS 25636-59-3), with molecular formula C26H34ClFO5 and molecular weight 480.21 g/mol. IUPAC: [(8S,10S,11S,13S,14S,16S,17R)-17-(2-chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-17-yl] butanoate.

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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 Clobetasol 17-butyrate

XLogP
3.6
TPSA (Topological Polar Surface Area)
80.7
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
6
Rotatable Bonds
6
Heavy Atoms
33
Complexity
945.0
Exact Mass
480.2079
Monoisotopic Mass
480.2079
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 Clobetasol 17-butyrate

The XLogP value of 3.6 indicates that Clobetasol 17-butyrate is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 80.7 Ų falls within the moderate polarity range, balancing permeability and solubility for Clobetasol 17-butyrate. Following Lipinski's Rule of Five, Clobetasol 17-butyrate has 1 hydrogen bond donor(s) and 6 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.

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 Clobetasol 17-butyrate?

The CAS number of Clobetasol 17-butyrate is 25636-59-3.

What is the molecular formula of Clobetasol 17-butyrate?

The molecular formula of Clobetasol 17-butyrate is C26H34ClFO5.

What is the molecular weight of Clobetasol 17-butyrate?

The molecular weight of Clobetasol 17-butyrate is 480.21 g/mol.

Where can I buy Clobetasol 17-butyrate?

You can request a quote for Clobetasol 17-butyrate directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Clobetasol 17-butyrate?

Yes, KEHONG BIO provides custom synthesis services for Clobetasol 17-butyrate and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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