ChemicalBook > CAS DataBase List > PENTAMETHYLCYCLOPENTASILOXANE
PENTAMETHYLCYCLOPENTASILOXANE
- Product Name
- PENTAMETHYLCYCLOPENTASILOXANE
- CAS No.
- 6166-86-5
- Chemical Name
- PENTAMETHYLCYCLOPENTASILOXANE
- Synonyms
- D 5H;LS 8990;Einecs 228-204-7;PENTAMETHYLCYCLOPENTASILOXANE;2,4,6,8,10-PENTAMETHYLCYCLOPENTASILOXANE;2,4,6,8,10-pentamethyl-cyclopentasiloxan;Cyclopentasiloxane, 2,4,6,8,10-pentamethyl-;2,4,6,8,10-Pentamethylcyclodecapentasiloxane;2,4,6,8,10-Pentamethylcyclodecanepentasiloxane;2,4,6 8,10-PENTAMETHYLCYCLOPENTASILOXANE TECH 90+%
- CBNumber
- CB5119606
- Molecular Formula
- C5H20O5Si5
- Formula Weight
- 300.64
- MOL File
- 6166-86-5.mol
More
Less
PENTAMETHYLCYCLOPENTASILOXANE Property
- 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)
More
Less
Safety
- Hazard Codes
- Xi
- Risk Statements
- 10-36/37/38
- Safety Statements
- 16-26-36
- RIDADR
- UN 1993 3/PG 3
- WGK Germany
- 3
- F
- 10-21
- TSCA
- Yes
More
Less
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H226Flammable liquid and vapour
- Precautionary statements
-
P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233Keep container tightly closed.
P240Ground/bond container and receiving equipment.
P241Use explosion-proof electrical/ventilating/lighting/…/equipment.
P242Use only non-sparking tools.
P243Take precautionary measures against static discharge.
More
Less
N-Bromosuccinimide Price
Sigma-Aldrich
- Product number
- 517801
- Product name
- 2,4,6,8,10-Pentamethylcyclopentasiloxane
- Purity
- 96%
- Packaging
- 25ml
- Price
- $186
- Updated
- 2023/06/20
TRC
- Product number
- P227410
- Product name
- 2,4,6,8,10-Pentamethylcyclopentasiloxane
- Packaging
- 2.5ml
- Price
- $95
- Updated
- 2021/12/16
More
Less
PENTAMETHYLCYCLOPENTASILOXANE Chemical Properties,Usage,Production
Uses
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.
Flammability and Explosibility
Flammable
Toxics Screening Level
The ITSL for cyclic methylhydrogensiloxane, d5 has been changed from 0.04 μg/m3 to 0.1 μg/m3 based on annual averaging time.
PENTAMETHYLCYCLOPENTASILOXANE Preparation Products And Raw materials
Raw materials
Preparation Products
More
Less
PENTAMETHYLCYCLOPENTASILOXANE Suppliers
- Tel
- --
- Fax
- --
- Country
- Switzerland
- ProdList
- 6896
- Advantage
- 91
6166-86-5, PENTAMETHYLCYCLOPENTASILOXANERelated Search:
Calcium carbonate
Methanol
Copper(II) chloride dihydrate
Sodium benzoate
Potassium hydroxide
Triethanolamine
Barium hydroxide
Carbon dioxide
Pyrrole
Silica, fumed
PENTAMETHYLCYCLOPENTASILOXANE
Decamethylcyclopentasiloxane
PENTAVINYLPENTAMETHYLCYCLOPENTASILOXANE
3-HYDROXYPROPYLISOBUTYL-POSS
[[DIMETHYL(TRIFLUOROMETHYL)ETHYL]SILYLOXY]HEPTACYCLOPENTYLTRICYCLOHEPTASILOXANEDIOL
1,3,5,7,9-PENTAMETHYLCYCLOPENTASILOXANE
D5, [METHYL-14C]-
TRIS((DIMETHYL(TRIFLUOROMETHYL)ETHYL)SILYLOXY)HEPTACYCLOPENTYLTRICYCLOHEPTASILOXANE