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ChemicalBook >> CAS DataBase List >> PENTAMETHYLCYCLOPENTASILOXANE

PENTAMETHYLCYCLOPENTASILOXANE

PENTAMETHYLCYCLOPENTASILOXANE price.
  • $95 - $186
  • Product name: PENTAMETHYLCYCLOPENTASILOXANE
  • CAS: 6166-86-5
  • MF: C5H20O5Si5
  • MW: 300.64
  • EINECS:228-204-7
  • MDL Number:MFCD00053531
  • Synonyms:2,4,6,8,10-PENTAMETHYLCYCLOPENTASILOXANE;PENTAMETHYLCYCLOPENTASILOXANE;PENTAMETHYLCYCLOPENTASILOXANE CONTAINS OTHER CYCLIC HOMOLOGS;2,4,6 8,10-PENTAMETHYLCYCLOPENTASILOXANE TECH 90+%;PENTAMETHYLCYCLOPENTASILOXANE: 90% CONTAINS OTHER CYCLIC HOMOLOGS;2,4,6,8,10-Pentamethylcyclodecanepentasiloxane;2,4,6,8,10-Pentamethylcyclodecapentasiloxane;Cyclopentasiloxane, 2,4,6,8,10-pentamethyl-
Price2 Properties Safety Information Description
2 prices
Selected condition：
Brand
  • Sigma-Aldrich
  • TRC
Package
  • 2.5ml
  • 25ml
  • ManufacturerSigma-Aldrich
  • Product number517801
  • Product description2,4,6,8,10-Pentamethylcyclopentasiloxane 96%
  • Packaging25ml
  • Price$186
  • Updated2023-06-20
  • Buy
  • ManufacturerTRC
  • Product numberP227410
  • Product description2,4,6,8,10-Pentamethylcyclopentasiloxane
  • Packaging2.5ml
  • Price$95
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Sigma-Aldrich 517801 2,4,6,8,10-Pentamethylcyclopentasiloxane 96% 25ml $186 2023-06-20 Buy
TRC P227410 2,4,6,8,10-Pentamethylcyclopentasiloxane 2.5ml $95 2021-12-16 Buy

Properties

Melting point :-108°C
Boiling point :54 °C/10 mmHg (lit.)
Density :0.992 g/mL at 25 °C (lit.)
vapor pressure :0.05-91Pa at 20℃
refractive index :n20/D 1.392(lit.)
Flash point :39°C
storage temp. :2-8°C
form :liquid
Specific Gravity :0.998
Water Solubility :110-1000000000μg/L at 20℃
Hydrolytic Sensitivity :3: reacts with aqueous base
BRN :1792134
LogP :-2.4-6.33 at 20℃
EPA Substance Registry System :Cyclopentasiloxane, 2,4,6,8,10-pentamethyl- (6166-86-5)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H226 Flammable liquid and vapour Flammable liquids Category 3 Warning
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233 Keep container tightly closed.
P240 Ground/bond container and receiving equipment.
P241 Use explosion-proof electrical/ventilating/lighting/…/equipment.
P242 Use only non-sparking tools.
P243 Take precautionary measures against static discharge.

Description

2,4,6,8,10-Pentamethylcyclopentasiloxane is an active reagent in the preparation of cyclolinear polysiloxanes and in the preparation of novel class of hybrid polyurethanes.

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