Date published: 2026-4-25

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[(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane (CAS 17869-77-1)

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CAS Number:
17869-77-1
Molecular Weight:
156.30
Molecular Formula:
C8H16OSi
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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[(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane (1,1-DMPO) is a highly reactive compound that finds usage in diverse scientific research applications. Being a silane-based compound, this a colorless and volatile liquid participates in several synthetic chemistry reactions like hydrolysis, condensation, and polymerization. It also contributes to the manufacturing of polysiloxanes and to the creation of organosilicon compounds. Moreover, the compound also finds use in the preparation of several molecules with biological activity. [(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane plays a role in the synthesis of polysiloxanes, which are polymeric substances utilized in a variety of applications such as medical implants, coatings, insulation, and adhesives. It′s also employed in the synthesis of organosilicon compounds used in making polyurethanes, silicones, and other polymeric materials. The exact mechanism of action of [(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane remains not completely clear. However, it′s hypothesized that the compound might serve as a catalyst in the synthesis of polysiloxanes and organosilicon compounds, and potentially act as a proton donor, facilitating the formation of covalent bonds between molecules.


[(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane (CAS 17869-77-1) References

  1. Copolymerization of Acrylic Monomers and Silane Group Containing Titanium Carbide Nanoparticles for Application to Ophthalmic Lens Materials.  |  Lee, MJ. and Sung, AY. 2021. J Nanosci Nanotechnol. 21: 4388-4393. PMID: 33714332
  2. Alkenyl-Functionalized Open-Cage Silsesquioxanes (RSiMe2O)3R'7Si7O9: A Novel Class of Building Nanoblocks.  |  Stefanowska, K., et al. 2021. Inorg Chem. 60: 11006-11013. PMID: 34133151

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

[(1,1-Dimethyl-2-propynyl)oxy]trimethylsilane, 5 ml

sc-222751
5 ml
$56.00