4alpha-Methyl-5alpha-cholest-7-en-3-one structure

4alpha-Methyl-5alpha-cholest-7-en-3-one

TL;DR: 4alpha-Methyl-5alpha-cholest-7-en-3-one (CAS 2789-43-7) is a chemical compound with molecular formula C28H46O and molecular weight 398.35 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(4S,5S,9R,10S,13R,14R,17R)-4,10,13-trimethyl-17-[(2R)-6-methylheptan-2-yl]-1,2,4,5,6,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one

Also Known As: 4alpha-Methyl-5alpha-cholest-7-en-3-one, 4alpha-methyllathosterone, 4?-Methyl-5?-cholest-7-en-3-one, 4alpha-methyl-5alpha-cholest-7-ene-3-one, 4alpha-Methyl-5alpha-cholesta-7-ene-3-one

CAS: 2789-43-7
Molecular Formula C28H46O
Molecular Weight 398.35 g/mol
LogP 8.4
Topological Polar Surface Area 17.1 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 1
Rotatable Bonds 5
Exact Mass 398.35486
Heavy Atoms 29
Complexity 659.0

Chemical Identifiers

CAS Number 2789-43-7
SMILES C[C@H]1[C@@H]2CC=C3[C@@H]4CC[C@@H]([C@]4(CC[C@@H]3[C@]2(CCC1=O)C)C)[C@H](C)CCCC(C)C
InChIKey OWKGVPXWOHLTSL-LIUJFMQASA-N

Product Overview

4alpha-Methyl-5alpha-cholest-7-en-3-one (CAS 2789-43-7), with molecular formula C28H46O and molecular weight 398.35 g/mol. IUPAC: (4S,5S,9R,10S,13R,14R,17R)-4,10,13-trimethyl-17-[(2R)-6-methylheptan-2-yl]-1,2,4,5,6,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one.

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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 4alpha-Methyl-5alpha-cholest-7-en-3-one

XLogP
8.4
TPSA (Topological Polar Surface Area)
17.1
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
1
Rotatable Bonds
5
Heavy Atoms
29
Complexity
659.0
Exact Mass
398.35486
Monoisotopic Mass
398.35486
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 4alpha-Methyl-5alpha-cholest-7-en-3-one

The XLogP value of 8.4 indicates that 4alpha-Methyl-5alpha-cholest-7-en-3-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, 4alpha-Methyl-5alpha-cholest-7-en-3-one exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, 4alpha-Methyl-5alpha-cholest-7-en-3-one has 0 hydrogen bond donor(s) and 1 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

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 4alpha-Methyl-5alpha-cholest-7-en-3-one?

The CAS number of 4alpha-Methyl-5alpha-cholest-7-en-3-one is 2789-43-7.

What is the molecular formula of 4alpha-Methyl-5alpha-cholest-7-en-3-one?

The molecular formula of 4alpha-Methyl-5alpha-cholest-7-en-3-one is C28H46O.

What is the molecular weight of 4alpha-Methyl-5alpha-cholest-7-en-3-one?

The molecular weight of 4alpha-Methyl-5alpha-cholest-7-en-3-one is 398.35 g/mol.

Where can I buy 4alpha-Methyl-5alpha-cholest-7-en-3-one?

You can request a quote for 4alpha-Methyl-5alpha-cholest-7-en-3-one directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for 4alpha-Methyl-5alpha-cholest-7-en-3-one?

Yes, KEHONG BIO provides custom synthesis services for 4alpha-Methyl-5alpha-cholest-7-en-3-one and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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