21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) structure

21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)

TL;DR: 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) (CAS 3185-11-3) is a chemical compound with molecular formula C24H33FO4 and molecular weight 404.24 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

[(6S,8R,9S,10R,13S,14S,17R)-17-(2-fluoroacetyl)-6,10,13-trimethyl-3-oxo-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate

Also Known As: NIOSH/TU5024400, 6-alpha-Methyl-21-fluoro-17-acetoxyprogesterone, 17-alpha-Acetoxy-21-fluoro-6-alpha-methylprogesterone, 17alpha-Acetoxy-21-fluoro-6alpha-methylprogesterone, 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)

CAS: 3185-11-3
Molecular Formula C24H33FO4
Molecular Weight 404.24 g/mol
LogP 3.9
Topological Polar Surface Area 60.4 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 5
Rotatable Bonds 4
Exact Mass 404.2363
Heavy Atoms 29
Complexity 788.0

Chemical Identifiers

CAS Number 3185-11-3
SMILES C[C@H]1C[C@@H]2[C@H](CC[C@]3([C@H]2CC[C@@]3(C(=O)CF)OC(=O)C)C)[C@@]4(C1=CC(=O)CC4)C
InChIKey XEQJIVJGTBOOER-USTFCYDESA-N

Patent-Derived Application Labels

Derived from 4 IPC patent classification(s) across the SureChEMBL global patent database.

Catalysts (3 patents) Heterocyclic Building Blocks (4 patents) Pharmaceutical Intermediates (19 patents) Polymer Intermediates (4 patents)

Product Overview

21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) (CAS 3185-11-3), with molecular formula C24H33FO4 and molecular weight 404.24 g/mol. IUPAC: [(6S,8R,9S,10R,13S,14S,17R)-17-(2-fluoroacetyl)-6,10,13-trimethyl-3-oxo-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate.

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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 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)

XLogP
3.9
TPSA (Topological Polar Surface Area)
60.4
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
5
Rotatable Bonds
4
Heavy Atoms
29
Complexity
788.0
Exact Mass
404.2363
Monoisotopic Mass
404.2363
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 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)

The XLogP value of 3.9 indicates that 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 60.4 Ų falls within the moderate polarity range, balancing permeability and solubility for 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester). Following Lipinski's Rule of Five, 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) has 0 hydrogen bond donor(s) and 5 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 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)?

The CAS number of 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) is 3185-11-3.

What is the molecular formula of 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)?

The molecular formula of 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) is C24H33FO4.

What is the molecular weight of 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)?

The molecular weight of 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) is 404.24 g/mol.

Where can I buy 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)?

You can request a quote for 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester)?

Yes, KEHONG BIO provides custom synthesis services for 21-Fluoro-17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dione acetate (ester) and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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