chempirical

Octamethyltrisiloxane

C8H24O2Si3CAS 107-51-7236.53 g/mol

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Properties

Molecular formula
C8H24O2Si3
Molar mass
236.53 g/mol
Exact mass
236.1084 Da
Density
0.82 g/mL
Melting point
−80 °C
Boiling point
153 °C
logP
3.39Crippen estimate
Polar surface area
18.5 Ų
H-bond donors / acceptors
0 / 2
Rotatable bonds
4

Hazards

Warning
Flammable (GHS02)

Aggregated from 443 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P210, P233, P240, P241, P242, P243, P273, P280, P303+P361+P353, P370+P378, P403+P235, P501

Identifiers

CAS number
107-51-7
SMILES
C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C
InChIKey
CXQXSVUQTKDNFP-UHFFFAOYSA-N
InChI
InChI=1S/C8H24O2Si3/c1-11(2,3)9-13(7,8)10-12(4,5)6/h1-8H3

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Names and synonyms

15 names · show all
  • Trisiloxane, 1,1,1,3,3,5,5,5-octamethyl-
  • Trisiloxane, octamethyl-
  • 1,1,1,3,3,5,5,5-Octamethyltrisiloxane
  • Dimethylbis(trimethylsiloxy)silane
  • KF 96L1.0
  • OS 20
  • Pentamethyl(trimethylsilyloxy)disiloxane
  • KF 96A1cs
  • FRD 20
  • Pentamethyl(trimethylsiloxy)disiloxane
  • MDM
  • MDM (siloxane)
  • OS 20 Fluid
  • Dow corning OS 20
  • Dowsil OS 20

Work with Octamethyltrisiloxane

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Boiling point under vacuumAt any pressure, from its normal boiling point Isotope patternExact mass and the mass spectrum pattern

Similar compounds

Decamethyltetrasiloxane141-62-892 % similar Dodecamethylpentasiloxane141-63-992 % similar Dodecamethylcyclohexasiloxane540-97-662 % similar Hexamethylcyclotrisiloxane541-05-962 % similar Octamethylcyclotetrasiloxane556-67-262 % similar 1,1,1,3,3,5,5-Heptamethyltrisiloxane2895-07-055 % similar Methyltris(trimethylsiloxy)silane17928-28-853 % similar Tetrakis(trimethylsilyloxy)silane3555-47-353 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Elsewhere

PubChem CAS Common Chemistry NIST WebBook