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CS-W001157 4
Total: USD 88.00

Hexadecamethylcyclooctasiloxane

  • CAS No. 556-68-3

  • Cat. No. CS-0213748
  • Purity≥98%
  • MDL No.None

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

Hexadecamethylcyclooctasiloxane|CS-0213748

Structure of 556-68-3

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General Information

  • CAS No. 556-68-3
  • Cat. No. CS-0213748
  • Purity ≥98%
  • MDL No. None
  • Storage Sealed in dry,2-8℃
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula C₁₆H₄₈O₈Si₈
  • Molecular Weight 593.23
  • Synonym(s) Simethicone Impurity 18
  • SMILES C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1

Synthesis

  • Route1
    • null|null
      75-78-5
    • ~%
    • Hexadecamethylcyclooctasiloxane|CS-0213748
      556-68-3

    References

    • Patnode; Wilcock Journal of the American Chemical Society, 1946 , vol. 68, p. 360,363
  • Route2
    • null|null
      78-62-6
    • ~%
    • Hexadecamethylcyclooctasiloxane|CS-0213748
      556-68-3

    References

    • Corning Glass Works Patent: US2384384 , 1942 ;
  • Route3
    • null|null
      3277-26-7
    • In-stock
      Dodecamethylcyclohexasiloxane|CS-0213724
      540-97-6
    • ~11%
    • Tetradecamethylcycloheptasiloxane|CS-0134008
      107-50-6
    • Hexadecamethylcyclooctasiloxane|CS-0213748
      556-68-3
    • null|null
      2441-21-6

    References

    • Basenko; Klyba; Voronkov Russian Journal of General Chemistry, 2000 , vol. 70, # 9 p. 1368 - 1370

Safety Information

Download SDS
GHS Pictogram :
GHS No : GHS05
Signal Word : Danger
UN#: 3261
Class : 8
Packing Group : Ⅲ
Hazard Statements : H320
Precautionary Statements : P260-P264-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P363-P405-P501

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Computational Chemistry Data

  • TPSA   73.84
  • LogP   5.7472
  • H_Acceptors   8
  • H_Donors   0
  • Rotatable_Bonds   0

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