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CS-W001157 4
Total: USD 88.00

Triphenylsilanol

  • CAS No. 791-31-1

  • Cat. No. CS-0128938
  • Molecule weight276.41
  • Purity≥98%
  • MDL No.MFCD00002102

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

Triphenylsilanol|CS-0128938

Structure of 791-31-1

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General Information

  • CAS No. 791-31-1
  • Cat. No. CS-0128938
  • Purity ≥98%
  • MDL No. MFCD00002102
  • Storage 4°C
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₁₈H₁₆OSi
  • Molecular Weight 276.41
  • Synonym(s) Triphenylsilylhydroxide
  • SMILES O[Si](C=1C=CC=CC1)(C=2C=CC=CC2)C=3C=CC=CC3

Description

Triphenylsilanol features a robust silanol group tethered to three aryl rings, conferring enhanced stability and controlled reactivity. This bench-stable compound serves as a reliable precursor in organosilicon synthesis, enabling efficient coupling reactions under mild conditions. Its steric shielding minimizes unwanted side processes, ensuring high functional group tolerance.

Application

Triphenylsilanol serves as a stable, bench-ready silylating agent that facilitates the protection of alcohols and carboxylic acids under mild conditions. Its low volatility and ease of handling make it ideal for routine functional group manipulation, while its orthogonality to common protecting groups enables sequential transformations in complex molecule synthesis.

Synthesis

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      Triphenylsilanol|CS-0128938
      791-31-1

    References

    • Journal of the American Chemical Society, , vol. 75, p. 4531 - 4534
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      Triphenylsilanol|CS-0128938
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    References

    • Gilman, H.; Brook, A. G.; Miller, L. S. Journal of the American Chemical Society, 1953 , vol. 75, p. 4531 - 4534 Full Text View citing articles Show Details Gmelin Handbook: Si: MVol.C, 26, page 80 - 82
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      Triphenylsilanol|CS-0128938
      791-31-1

    References

    • Journal of the American Chemical Society, , vol. 75, p. 3757 Journal of the American Chemical Society, , vol. 75, p. 4531 - 4534

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H315-H319-H335
Precautionary Statements : P261-P264-P271-P280-P302+P352-P304+P340-P362+P364-P405-P501

Quality Control

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Computational Chemistry Data

  • TPSA   20.23
  • LogP   1.6458
  • H_Acceptors   1
  • H_Donors   1
  • Rotatable_Bonds   3

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