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CS-W001157 4
Total: USD 88.00

Butyltriethoxysilane

  • CAS No. 4781-99-1

  • Cat. No. CS-0213715
  • Purity≥98%
  • MDL No.None

*For research and further manufacturing use only, not for direct human use.

Butyltriethoxysilane|CS-0213715

Structure of 4781-99-1

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General Information

  • CAS No. 4781-99-1
  • Cat. No. CS-0213715
  • Purity ≥98%
  • MDL No. None
  • Storage 4°C
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₁₀H₂₄O₃Si
  • Molecular Weight 220.38
  • Synonym(s) Triethoxybutylsilane
  • SMILES CCO[Si](OCC)(CCCC)OCC

Description

Butyltriethoxysilane delivers a robust organosilicon linkage for surface functionalization, featuring three ethoxy groups that hydrolyze readily to form stable silanol intermediates. This enables covalent bonding to oxide surfaces and integration into hybrid organic-inorganic networks under ambient conditions.

Application

Butyltriethoxysilane serves as a versatile silane coupling agent, enabling robust covalent linkage between organic substrates and inorganic surfaces. Its three ethoxy groups facilitate hydrolytic condensation with silica and metal oxide surfaces, while the butyl group imparts hydrophobicity and steric stability. This reagent functions reliably in ambient conditions, offering excellent shelf stability, ease of handling, and compatibility with diverse functional groups—making it ideal for surface modification, adhesion promotion, and sol-gel processing applications.

Synthesis

  • Route1
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      693-03-8
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      78-10-4
    • ~27%
    • In-stock
      Butyltriethoxysilane|CS-0213715
      4781-99-1

    References

    • Post, H. W.; Hofrichter, C. H. Journal of Organic Chemistry, 1940 , vol. 5, p. 572 - 577
  • Route2

    References

    • Hiratsuka, K. Patent: JP5330 , 1951 ; C. A., 1953 , p. 9345
  • Route3
    • null|null
      78-10-4
    • ~%
    • In-stock
      Butyltriethoxysilane|CS-0213715
      4781-99-1

    References

    • Larsson, E. Acta Univ. Lundensis (2) II, 1952 , vol. 63, # 12 p. 1 - 8 C. A., 1954 , p. 19545 Full Text Show Details Gmelin Handbook: Si: MVol.C, 74, page 207 - 208

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H227-H315-H319
Precautionary Statements : P210-P264-P280-P302+P352-P362+P364-P370+P378-P403-P501

Quality Control

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Computational Chemistry Data

  • TPSA   27.69
  • LogP   2.8349
  • H_Acceptors   3
  • H_Donors   0
  • Rotatable_Bonds   9

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