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Atomfair 3,7-Dioxa-2,8-disilanonane, 2,2,8,8-tetramethyl- C9H24O2Si2 CAS 17887-80-8

3,7-Dioxa-2,8-disilanonane, 2,2,8,8-tetramethyl- (CAS No. 17887-80-8), also known as trimethyl(3-trimethylsilyloxypropoxy)silane , is a high-purity organosilicon compound with the molecular formula C9H24O2Si2. This specialized chemical is widely utilized in organic synthesis, surface modification, and as a precursor for advanced materials. Its unique structure, featuring dual trimethylsilyl groups linked by a propoxy bridge, makes it an excellent silylating agent and protecting group in complex chemical transformations. Available in rigorously controlled batches, this product is ideal for researchers requiring consistent performance in sensitive applications such as pharmaceuticals, coatings, and polymer science. Each shipment is accompanied by comprehensive analytical data (GC, NMR) to ensure compliance…

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Description

3,7-Dioxa-2,8-disilanonane, 2,2,8,8-tetramethyl- (CAS No. 17887-80-8), also known as trimethyl(3-trimethylsilyloxypropoxy)silane, is a high-purity organosilicon compound with the molecular formula C9H24O2Si2. This specialized chemical is widely utilized in organic synthesis, surface modification, and as a precursor for advanced materials. Its unique structure, featuring dual trimethylsilyl groups linked by a propoxy bridge, makes it an excellent silylating agent and protecting group in complex chemical transformations. Available in rigorously controlled batches, this product is ideal for researchers requiring consistent performance in sensitive applications such as pharmaceuticals, coatings, and polymer science. Each shipment is accompanied by comprehensive analytical data (GC, NMR) to ensure compliance with stringent quality standards.

Properties

  • CAS Number: 17887-80-8
  • Complexity: 120
  • IUPAC Name: trimethyl(3-trimethylsilyloxypropoxy)silane
  • InChI: InChI=1S/C9H24O2Si2/c1-12(2,3)10-8-7-9-11-13(4,5)6/h7-9H2,1-6H3
  • InChI Key: DWHYMKOUICVFHL-UHFFFAOYSA-N
  • Exact Mass: 220.13148307
  • Molecular Formula: C9H24O2Si2
  • Molecular Weight: 220.46
  • SMILES: C[Si](C)(C)OCCCO[Si](C)(C)C
  • Topological: 18.5
  • Monoisotopic Mass: 220.13148307
  • Synonyms: 17887-80-8, 1,3-Bis(trimethylsilyloxy)propane, 3,7-Dioxa-2,8-disilanonane, 2,2,8,8-tetramethyl-, DTXSID50170560, DTXCID0093051, 679-577-1, 2,2,8,8-Tetramethyl-3,7-dioxa-2,8-disilanonane, trimethyl(3-trimethylsilyloxypropoxy)silane, 1,3 Propanediol di-TMS, MFCD00161340, 1,3-Bis(trimethylsiloxy)propane, C9H24O2Si2, Propane-1,3-diol, bis-TMS, SCHEMBL5427776, SCHEMBL10914116, 1,3-Bis-(trimethylsiloxy)propane, 1,3-Propanediol, 2TMS derivative, (CH3)3SiO(CH2)3OSi(CH3)3, AKOS015839979, CS-W013135, NS-02673, 1,3-Propanediol, bis(trimethylsilyl) ether, DB-250046, B3563, D71060

Application

This compound is primarily used as a silylating agent in organic synthesis to protect hydroxyl groups or modify surface properties. It serves as a key intermediate in the production of silicone-based polymers and hybrid materials. Researchers also employ it in the development of hydrophobic coatings and as a reagent in catalytic processes requiring silicon-mediated transformations.

Safety and Hazards

GHS Hazard Statements

  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

Precautionary Statements

  • P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, and P362+P364

Hazard Classes and Categories

  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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