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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
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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)
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Safety

Hazard Codes 
Xi
Risk Statements 
10-36/37/38
Safety Statements 
16-26-36
RIDADR 
UN 1993 3/PG 3
WGK Germany 
3
10-21
TSCA 
Yes
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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.

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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
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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

PENTAMETHYLCYCLOPENTASILOXANE Preparation Products And Raw materials

Raw materials

Preparation Products

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PENTAMETHYLCYCLOPENTASILOXANE Suppliers

Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696;
Email
info@hanhongsci.com
Country
China
ProdList
42982
Advantage
64
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14443
Advantage
57
Shanghai Gileader Advanced Material Technology Co.,Ltd
Tel
021-69980372 18516111942
Email
823898732@qq.com
Country
China
ProdList
1336
Advantage
56
Shanghai Worldyang Chemical Co.,Ltd.
Tel
021-021-56795766
Fax
+86-21-56795266
Email
sales@worldyachem.com
Country
China
ProdList
9352
Advantage
58
Sigma-Aldrich
Tel
021-61415566 800-8193336
Email
orderCN@merckgroup.com
Country
China
ProdList
51471
Advantage
80
Shanghai Enchem Industry Co., Ltd.
Tel
15021317485
Fax
021-58109752
Country
China
ProdList
1403
Advantage
58
Suzhou Siso new material Co.,Ltd.
Tel
0512-65402974 18550909935;
Fax
0512-67544899
Email
siso03@126.com
Country
China
ProdList
1891
Advantage
58
Alfa Chemistry
Tel
+1-5166625404
Fax
1-516-927-0118
Email
Info@alfa-chemistry.com
Country
United States
ProdList
21317
Advantage
58
Hefei TNJ Chemical Industry Co.,Ltd.
Tel
0551-65418671
Fax
0551-65418697
Email
sales@tnjchem.com
Country
China
ProdList
34572
Advantage
58

6166-86-5, PENTAMETHYLCYCLOPENTASILOXANERelated Search:


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  • 2,4,6,8,10-pentamethyl-1,3,5,7,9,2λ3,4λ3,6λ3,8λ3,10λ3-pentaoxapentasilecane
  • 6166-86-5
  • C5H20O5Si5
  • CH3SiHO5
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  • SiliconOrganometallic Reagents
  • Organosilicon
  • Precursors by Metal
  • Siloxanes
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  • Vapor Deposition Precursors