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CAS 77-63-4

:

2,4,6,8-Tetramethyl-2,4,6,8-tetraphenylcyclotetrasiloxane

Description:
2,4,6,8-Tetramethyl-2,4,6,8-tetraphenylcyclotetrasiloxane, with CAS number 77-63-4, is a siloxane compound characterized by its unique cyclic structure composed of silicon and oxygen atoms. This compound features four silicon atoms, each bonded to both methyl and phenyl groups, contributing to its distinctive properties. The presence of multiple methyl groups enhances its hydrophobic characteristics, while the phenyl groups provide rigidity and thermal stability. As a siloxane, it exhibits low surface tension and good lubricating properties, making it useful in various applications, including cosmetics, personal care products, and as a silicone oil in industrial processes. Additionally, its chemical stability and resistance to degradation under heat and UV light make it suitable for long-lasting formulations. However, like many siloxanes, it may raise environmental concerns regarding persistence and bioaccumulation, necessitating careful consideration in its use and disposal. Overall, this compound exemplifies the versatility of siloxanes in both industrial and consumer applications.
Formula:C28H32O4Si4
InChI:InChI=1S/C28H32O4Si4/c1-33(25-17-9-5-10-18-25)29-34(2,26-19-11-6-12-20-26)31-36(4,28-23-15-8-16-24-28)32-35(3,30-33)27-21-13-7-14-22-27/h5-24H,1-4H3
InChI key:InChIKey=IRVZFACCNZRHSJ-UHFFFAOYSA-N
SMILES:C[Si]1(O[Si](C)(O[Si](C)(O[Si](C)(O1)C2=CC=CC=C2)C3=CC=CC=C3)C4=CC=CC=C4)C5=CC=CC=C5
Synonyms:
  • 1,3,5,7-Tetramethyl-1,3,5,7-Tetraphenylcyclotetrasiloxane
  • 1,3,5,7-Tetramethyltetraphenylcyclotetrasiloxane
  • 2,4,6,8-Tetramethyl-2,4,6,8-Tetraphenyl-1,3,5,7,2,4,6,8-Tetroxatetrasilocane
  • 2,4,6,8-Tetramethyl-2,4,6,8-tetraphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane
  • Cyclotetrasiloxane, 2,4,6,8-tetramethyl-2,4,6,8-tetraphenyl-
  • Methylphenylcyclosiloxanes
  • Tetramethyltetraphenylcyclotetrasiloane
  • 2,4,6,8-Tetramethyl-2,4,6,8-tetraphenylcyclotetrasiloxane
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