Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- structure

Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-

TL;DR: Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- (CAS 17156-72-8) is a chemical compound with molecular formula C12H23O4Si4 and molecular weight 343.07 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

Also Known As: 2,2,4,4,6,6-Hexamethyl-8-phenylcyclotetrasiloxane, CYCLOTETRASILOXANE, 2,2,4,4,6,6-HEXAMETHYL-8-PHENYL-, 2,2,4,4,6,6-hexamethyl-8-phenyl-cyclotetrasiloxane, Phenylhexamethylcyclotetrasiloxane [(PhHSiO)(Me2SiO)3], 2,2,4,4,6,6-Hexamethyl-8-phenylcyclooctanetetrasiloxane

CAS: 17156-72-8
Molecular Formula C12H23O4Si4
Molecular Weight 343.07 g/mol
LogP 2.5672
Topological Polar Surface Area 36.92 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 4
Rotatable Bonds 1
Exact Mass 343.06735
Heavy Atoms 20
Complexity 441.78494

Chemical Identifiers

CAS Number 17156-72-8
SMILES C[Si]1(O[Si](O[Si](O[Si](O1)(C)C)(C)C)C2=CC=CC=C2)C

Product Overview

Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- (CAS 17156-72-8), with molecular formula C12H23O4Si4 and molecular weight 343.07 g/mol.

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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 Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-

XLogP
2.5672
TPSA (Topological Polar Surface Area)
36.92
Hydrogen Bond Donors
0
Hydrogen Bond Acceptors
4
Rotatable Bonds
1
Heavy Atoms
20
Complexity
441.78494
Exact Mass
343.06735
Monoisotopic Mass
343.06735
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 Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-

The XLogP value of 2.5672 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-. With a topological polar surface area (TPSA) of 36.92 Ų, Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- has 0 hydrogen bond donor(s) and 4 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 Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-?

The CAS number of Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- is 17156-72-8.

What is the molecular formula of Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-?

The molecular formula of Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- is C12H23O4Si4.

What is the molecular weight of Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-?

The molecular weight of Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- is 343.07 g/mol.

Where can I buy Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-?

You can request a quote for Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl-?

Yes, KEHONG BIO provides custom synthesis services for Cyclotetrasiloxane, 2,2,4,4,6,6-hexamethyl-8-phenyl- and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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