1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane

CAS 2116-84-9  ·  C15H32O3Si4  ·  MW 372.75 g/mol

Full record: 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane — Safety Data Sheet →

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3D model 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane, CAS 2116-84-9, molecular formula C15H32O3Si4, molar mass 372.75 g/mol

Model views

  • 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane (CAS 2116-84-9) – ball-and-stick 3D model, MolGod Viewer
    ball-and-stick 3D model
  • 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane (CAS 2116-84-9) – skeletal 3D model, MolGod Viewer
    skeletal 3D model
  • space-filling 3D model – rotation animation
  • 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane (CAS 2116-84-9) – 2D structure, MolGod Viewer
    2D structure

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License & provenance ↓

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About 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane

1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane is a chemical compound registered under number CAS 2116-84-9, with the molecular formula C15H32O3Si4, and a molar mass of 372.75 g/mol.

The molecule contains 54 atoms connected by 54 chemical bonds. The full systematic IUPAC name of this compound is trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, polar surface area PSA = 27.7 Ų, 0 donors and 3 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The interactive 3D model and the viewer images are protected by copyright (© MolGod.org) — terms of use: molgod.org/copyright/.

Physicochemical properties
Molecular formulaC15H32O3Si4
Molar mass372.75 g/mol
IUPACtrimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane
SMILESC[Si](C)(C)O[Si](C1=CC=CC=C1)(O[Si](C)(C)C)O[Si](C)(C)C
InChIKeyLINXHFKHZLOLEI-UHFFFAOYSA-N
logP (XLogP3)—
PSA27.7 Ų
HBD / HBA0 / 3
PubChem CIDCID 62427 ↗
GHS safety

Signal word: Danger

GHS06
GHS06
GHS07
GHS07
Scientific literature

Brak articles naukowych dla CAS 2116-84-9 w PubMed / OpenAlex / Semantic Scholar.

Synonyms
1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane · RefChem:1051654 · DTXCID9030414 · 2116-84-9 · Phenyltris(trimethylsiloxy)silane · 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane · Tris(trimethylsiloxy)phenylsilane · trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxysilane · C15H32O3Si4 · MFCD00053665 · Silicone DC 556 · S3QI0ZXT5X · DC 556 · s21150 · CS-0186280
Data sources
Related molecules
📜 License & provenanceMolGod_License_1
COMPUTED — PubChem3D · 3D conformer computed by PubChem using OMEGA; not an experimental structure.
Model
1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane · 2116-84-9
InChIKey
LINXHFKHZLOLEI-UHFFFAOYSA-N
License
CC BY-SA 4.0 International
Attribution
MolGod Scientific — 1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane (CAS 2116-84-9)
License & provenance record
1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane (CAS 2116-84-9) →
MolGod molecule record
1,1,1,5,5,5-Hexamethyl-3-phenyl-3-(trimethylsilyloxy)trisiloxane →
Source data
PubChem CID 62427 ↗
Model information
STL generated by MolGod · MolGod STL Exporter build 48804cd20b0d · generated 2026-10-14
SHA-256 (STL)
e02a633904def07fd35c8a8d633f0c89cc5ca292072104cdf5a17016cc86c7a5
MD5 (STL)
8c193e47dcd82afbfae684aeb9b7f698
MolGod Identification Number
MG_285-260-120-07
Transformation
MolGod Scientific ball-and-stick mesh
Changes
Converted into a triangulated molecular mesh; atomic coordinates and connectivity unchanged.
Wikimedia Commons
not published yet
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