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447269 Sigma-Aldrich

Dodecamethylpentasiloxane

97%

  • CAS Number 141-63-9

  • Linear Formula (CH3)3SiO[Si(CH3)2O]3Si(CH3)3

  • Molecular Weight 384.84

  •  EC Number 205-492-2

  •  MDL number MFCD00039795

  •  PubChem Substance ID 24868328

  •  NACRES NA.22

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Properties

Related Categories Chemical Synthesis, Organometallic Reagents, Organosilicon, Siloxanes
Quality Level   100
vapor pressure   <1 mmHg ( 20 °C)
assay   97%
refractive index   n20/D 1.392 (lit.)
bp   230 °C (lit.)
mp   −81 °C (lit.)
density   0.875 g/mL at 25 °C (lit.)
SMILES string   C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C
InChI   1S/C12H36O4Si5/c1-17(2,3)13-19(7,8)15-21(11,12)16-20(9,10)14-18(4,5)6/h1-12H3
InChI key   FBZANXDWQAVSTQ-UHFFFAOYSA-N

Description

Packaging

10, 50 mL in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Target organs 
Respiratory system
RIDADR 
NA 1993 / PGIII
WGK Germany 
WGK 3
RTECS 
SB0970000
Flash Point(F) 
186.8 °F - closed cup
Flash Point(C) 
86 °C - closed cup
Protocols & Articles
Peer-Reviewed Papers
15

References

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