19-Norpregna-3,5-dien-20-one structure

19-Norpregna-3,5-dien-20-one

TL;DR: 19-Norpregna-3,5-dien-20-one (CAS 2462-30-8) is a chemical compound with molecular formula C20H28O and molecular weight 284.21 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

1-[(8R,9S,10R,13S,14S,17S)-13-methyl-1,2,7,8,9,10,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]ethanone

Also Known As: 19-Norpregna-3,5-dien-20-one, KST-1B2172, 1-[(17, A)-estra-3,5-dien-17-yl]ethanone, 1-[(8R,9S,10R,13S,14S,17S)-13-methyl-1,2,7,8,9,10,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]ethanone

CAS: 2462-30-8
Molecular Formula C20H28O
Molecular Weight 284.21 g/mol
LogP 4.7
Topological Polar Surface Area 17.1 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 1
Rotatable Bonds 1
Exact Mass 284.21402
Heavy Atoms 21
Complexity 514.0

Chemical Identifiers

CAS Number 2462-30-8
SMILES CC(=O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@H]3CCC=C4)C
InChIKey XEWVMKQLXWMMAH-GPBSYSOESA-N

Product Overview

19-Norpregna-3,5-dien-20-one (CAS 2462-30-8), with molecular formula C20H28O and molecular weight 284.21 g/mol. IUPAC: 1-[(8R,9S,10R,13S,14S,17S)-13-methyl-1,2,7,8,9,10,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]ethanone.

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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.
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Chemical Property Profile of 19-Norpregna-3,5-dien-20-one

XLogP
4.7
TPSA (Topological Polar Surface Area)
17.1
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
1
Rotatable Bonds
1
Heavy Atoms
21
Complexity
514.0
Exact Mass
284.21402
Monoisotopic Mass
284.21402
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 19-Norpregna-3,5-dien-20-one

The XLogP value of 4.7 indicates that 19-Norpregna-3,5-dien-20-one is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 17.1 Ų, 19-Norpregna-3,5-dien-20-one exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 19-Norpregna-3,5-dien-20-one has 0 hydrogen bond donor(s) and 1 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 19-Norpregna-3,5-dien-20-one?

The CAS number of 19-Norpregna-3,5-dien-20-one is 2462-30-8.

What is the molecular formula of 19-Norpregna-3,5-dien-20-one?

The molecular formula of 19-Norpregna-3,5-dien-20-one is C20H28O.

What is the molecular weight of 19-Norpregna-3,5-dien-20-one?

The molecular weight of 19-Norpregna-3,5-dien-20-one is 284.21 g/mol.

Where can I buy 19-Norpregna-3,5-dien-20-one?

You can request a quote for 19-Norpregna-3,5-dien-20-one directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 19-Norpregna-3,5-dien-20-one?

Yes, KEHONG BIO provides custom synthesis services for 19-Norpregna-3,5-dien-20-one and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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