17alpha-Ethylestradiol 3-methyl ether structure

17alpha-Ethylestradiol 3-methyl ether

TL;DR: 17alpha-Ethylestradiol 3-methyl ether (CAS 20926-67-4) is a chemical compound with molecular formula C21H30O2 and molecular weight 314.22 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(8R,9S,13S,14S,17S)-17-ethyl-3-methoxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ol

Also Known As: 17alpha-Ethylestradiol 3-methyl ether, EINECS 241-535-1, J1.879.154D, 17alpha-Ethyl-17beta-estradiol 3-methyl ether, 17.ALPHA.-ETHYLESTRADIOL 3-METHYL ETHER

CAS: 20926-67-4
Molecular Formula C21H30O2
Molecular Weight 314.22 g/mol
LogP 3.7
Topological Polar Surface Area 29.5 Ų
Hydrogen Bond Donors 1
Hydrogen Bond Acceptors 2
Rotatable Bonds 2
Exact Mass 314.22458
Heavy Atoms 23
Complexity 449.0

Chemical Identifiers

CAS Number 20926-67-4
SMILES CC[C@@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=C3C=CC(=C4)OC)C)O
InChIKey NVYBDSYHTNOJSQ-MJCUULBUSA-N

Patent-Derived Application Labels

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

Heterocyclic Building Blocks (1 patents)

Product Overview

17alpha-Ethylestradiol 3-methyl ether (CAS 20926-67-4), with molecular formula C21H30O2 and molecular weight 314.22 g/mol. IUPAC: (8R,9S,13S,14S,17S)-17-ethyl-3-methoxy-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-ol.

🧪
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 17alpha-Ethylestradiol 3-methyl ether

XLogP
3.7
TPSA (Topological Polar Surface Area)
29.5
Hydrogen Bond Donors
1
Hydrogen Bond Acceptors
2
Rotatable Bonds
2
Heavy Atoms
23
Complexity
449.0
Exact Mass
314.22458
Monoisotopic Mass
314.22458
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 17alpha-Ethylestradiol 3-methyl ether

The XLogP value of 3.7 indicates that 17alpha-Ethylestradiol 3-methyl ether is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 29.5 Ų, 17alpha-Ethylestradiol 3-methyl ether exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 17alpha-Ethylestradiol 3-methyl ether has 1 hydrogen bond donor(s) and 2 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 17alpha-Ethylestradiol 3-methyl ether?

The CAS number of 17alpha-Ethylestradiol 3-methyl ether is 20926-67-4.

What is the molecular formula of 17alpha-Ethylestradiol 3-methyl ether?

The molecular formula of 17alpha-Ethylestradiol 3-methyl ether is C21H30O2.

What is the molecular weight of 17alpha-Ethylestradiol 3-methyl ether?

The molecular weight of 17alpha-Ethylestradiol 3-methyl ether is 314.22 g/mol.

Where can I buy 17alpha-Ethylestradiol 3-methyl ether?

You can request a quote for 17alpha-Ethylestradiol 3-methyl ether directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 17alpha-Ethylestradiol 3-methyl ether?

Yes, KEHONG BIO provides custom synthesis services for 17alpha-Ethylestradiol 3-methyl ether and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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