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Substance Name: 1,3-Diphenyltetramethyldisiloxane
RN: 56-33-7
UNII: 9X93JM12WM
InChIKey: YQJPWWLJDNCSCN-UHFFFAOYSA-N

Classification Code

  • Reproductive Effect

Molecular Formula

  • C16-H22-O-Si2

Molecular Weight

  • 286.521
 
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Names and Synonyms

Name of Substance

  • 1,3-Diphenyltetramethyldisiloxane

Synonyms

  • 1,1,3,3-Tetramethyl-1,3-diphenyldisiloxane
  • 1,3-Diphenyl-1,1,3,3-tetramethyldisiloxane
  • 1,3-Diphenyltetramethyldisiloxane
  • 4-16-00-01475 (Beilstein Handbook Reference)
  • Bis(dimethylphenylsilyl)ether
  • Bis(dimethylphenylsilyl)oxide
  • Bis(phenyldimethylsilyl)oxide
  • BRN 2943229
  • D 6190
  • EINECS 200-265-4
  • NSC 96791
  • UNII-9X93JM12WM

Systematic Names

  • 1,1,3,3-Tetramethyl-1,3-diphenyldisiloxane
  • Disiloxane, 1,1,3,3-tetramethyl-1,3-diphenyl-
  • Disiloxane, 1,3-diphenyl-1,1,3,3-tetramethyl-

Registry Numbers

CAS Registry Number

  • 56-33-7

FDA UNII

  • 9X93JM12WM

Other Registry Number

  • 1493553-01-7

System Generated Number

  • 0000056337

Structure Descriptors

InChI

1S/C16H22OSi2/c1-18(2,15-11-7-5-8-12-15)17-19(3,4)16-13-9-6-10-14-16/h5-14H,1-4H3

InChIKey

YQJPWWLJDNCSCN-UHFFFAOYSA-N

Smiles

[Si](c1ccccc1)(O[Si](c1ccccc1)(C)C)(C)C

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 291 dec deg C   EXP
log P (octanol-water) 7.200 (none)   EST
Water Solubility 1.76E-03 mg/L 25 EST
Vapor Pressure 2.02E-04 mm Hg 25 EST
Henry's Law Constant 1.15E-03 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 4.50E-12 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.