Tris(Trimethylsiloxy)Phenylsilane

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Properties Simple | Detailed

Formula C15H32O3Si4
IUPAC Name trimethyl-[phenyl-bis(trimethylsilyloxy)silyl]oxy-silane
Molecular Mass 372.755 g·mol−1
Heat of Formation -1721.2 ± 16.7 kJ·mol−1
Dipole Moment 1.75 ± 1.08 D
Volume 521.95 Å 3
Surface Area 385.09 Å 2
HOMO Energy -9.21 ± 0.55 eV
LUMO Energy 3.48 ± eV
Point Group Symmetry C1
Synonyms
  • 1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)trisiloxane
  • dc 556
  • dow 556 fluid
  • dow corning 556
  • methyl phenyl polysiloxane
  • phenyl trimethicone
  • phenyl trimethyl siloxane
  • phenyl-tris(trimethylsiloxy)silane
  • phenyl-tris(trimethylsilyloxy)silane
  • phenyltris(trimethylsiloxy)silane
  • phenyltris(trimethylsiloxyl)silane
  • polyphenylmethyl siloxane
  • silicone dc 556
  • trisiloxane, 1,1,1,5,5,5-hexamethyl-3-phenyl-3-((trimethylsilyl)oxy)-
CAS Number(s)
  • 2116-84-9
  • 9076-37-3
InChIKey LINXHFKHZLOLEI-UHFFFAOYSA-N
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Elements H Si C O