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Substance Name: Eicosamethylnonasiloxane
RN: 2652-13-3
UNII: B639AIG7S0
InChIKey: XVNZQBSRKFXKSM-UHFFFAOYSA-N

Molecular Formula

  • C20-H60-O8-Si9

Molecular Weight

  • 681.46
 
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Names and Synonyms

Name of Substance

  • Eicosamethylnonasiloxane

Synonyms

  • Eicosamethylnonasiloxane
  • EINECS 220-175-9
  • UNII-B639AIG7S0

Systematic Names

  • Icosamethylnonasiloxane
  • Nonasiloxane, 1,1,1,3,3,5,5,7,7,9,9,11,11,13,13,15,15,17,17,17-eicosamethyl-
  • Nonasiloxane, eicosamethyl-

Registry Numbers

CAS Registry Number

  • 2652-13-3

FDA UNII

  • B639AIG7S0

System Generated Number

  • 0002652133

Structure Descriptors

InChI

1S/C20H60O8Si9/c1-29(2,3)21-31(7,8)23-33(11,12)25-35(15,16)27-37(19,20)28-36(17,18)26-34(13,14)24-32(9,10)22-30(4,5)6/h1-20H3

InChIKey

XVNZQBSRKFXKSM-UHFFFAOYSA-N

Smiles

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

Physical Properties

Physical Property Value Units Temp (deg C) Source
Boiling Point 307.5 deg C   EXP
log P (octanol-water) 8.3 (none)   EXP
Water Solubility 1.07E-09 mg/L 25 EST
Vapor Pressure 8.22E-03 mm Hg 25 EST
Henry's Law Constant 2.810 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 2.99E-12 cm3/molecule-sec 25 EST

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