Pentamethylphenyldisiloxane structure

Pentamethylphenyldisiloxane

TL;DR: Pentamethylphenyldisiloxane (CAS 14920-92-4) is a chemical compound with molecular formula C11H20OSi2 and molecular weight 224.11 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

dimethyl-phenyl-trimethylsilyloxysilane

Also Known As: 1,1,1,3,3-Pentamethyl-3-phenyldisiloxane, Pentamethylphenyldisiloxane, dimethyl-phenyl-trimethylsilyloxysilane, pentamethyl-phenyl-disiloxane, Phenyl-pentamethyl-disiloxane

CAS: 14920-92-4
Molecular Formula C11H20OSi2
Molecular Weight 224.11 g/mol
LogP 2.95
Topological Polar Surface Area 9.2 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 1
Rotatable Bonds 3
Exact Mass 224.10527
Heavy Atoms 14
Complexity 178.0

Chemical Identifiers

CAS Number 14920-92-4
SMILES C[Si](C)(C)O[Si](C)(C)C1=CC=CC=C1
InChIKey AMNQQNTZDFYVGH-UHFFFAOYSA-N

Patent-Derived Application Labels

Derived from 10 IPC patent classification(s) across the SureChEMBL global patent database.

Agrochemicals (1 patents) Coatings & Adhesives (2 patents) Heterocyclic Building Blocks (1 patents) Organic Building Blocks (3 patents) Pharmaceutical Intermediates (490 patents) +5 more

Product Overview

Pentamethylphenyldisiloxane (CAS 14920-92-4), with molecular formula C11H20OSi2 and molecular weight 224.11 g/mol. IUPAC: dimethyl-phenyl-trimethylsilyloxysilane.

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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 Pentamethylphenyldisiloxane

XLogP
2.95
TPSA (Topological Polar Surface Area)
9.2
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
1
Rotatable Bonds
3
Heavy Atoms
14
Complexity
178.0
Exact Mass
224.10527
Monoisotopic Mass
224.10527
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 Pentamethylphenyldisiloxane

The XLogP value of 2.95 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Pentamethylphenyldisiloxane. With a topological polar surface area (TPSA) of 9.2 Ų, Pentamethylphenyldisiloxane exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Pentamethylphenyldisiloxane 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 Pentamethylphenyldisiloxane?

The CAS number of Pentamethylphenyldisiloxane is 14920-92-4.

What is the molecular formula of Pentamethylphenyldisiloxane?

The molecular formula of Pentamethylphenyldisiloxane is C11H20OSi2.

What is the molecular weight of Pentamethylphenyldisiloxane?

The molecular weight of Pentamethylphenyldisiloxane is 224.11 g/mol.

Where can I buy Pentamethylphenyldisiloxane?

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

Does KEHONG BIO offer custom synthesis for Pentamethylphenyldisiloxane?

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

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