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Decamethylcyclopentasiloxane

Decamethylcyclopentasiloxane structure

CAS No:
541-02-6
Formula:
C10H30O5Si5
Chemical Name:
Decamethylcyclopentasiloxane
Synonyms:
Cyclopentasiloxane,2,2,4,4,6,6,8,8,10,10-decamethyl-;Cyclopentasiloxane,decamethyl-;2,2,4,4,6,6,8,8,10,10-Decamethylcyclopentasiloxane;Decamethylcyclopentasiloxane;Dimethylsiloxane pentamer;Union Carbide 7158 Silicone Fluid;Dow Corning 345;NUC Silicone VS 7158;Dow Corning 345 Fluid;Cyclic dimethylsiloxane pentamer;SF 1202;Silicone SF 1202;VS 7158;KF 995;Dow Corning 245;DC 245;Silbione V 5;Volasil 245;DC 345;TSF 465;LS 9000;Cyclo-decamethylpentasiloxane;Execol D 5;TSF 405;Pentacyclomethicone;SH 245;SH 245 (siloxane);TFS 405;Silbione 70045V5;Mirasil CM 5;Dow Corning 345EU;DC 2-5252C;Dow Corning 2-5252C;DC 345 Fluid;Dow Corning 245 Fluid;Silicon Plus α;Botanisil CP 33;Cyclopentasiloxane;Cyclopentadimethylsiloxane;D5;Volatile Silicone Fluid 345;Cyclomethicone pentamer 245;Xiameter PMX;Xiameter PMX 0245;Tego Polish Additive 5;SH 245 Fluid;Decamethylpentacyclosiloxane;KF 7312T;TSF 405A;KF 955;D 5 (siloxane);Siloxane D 5;PMX 345;D 5
Categories:
Cosmetic Ingredient > Dissolving Agent

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Description

liquid

Decamethylcyclopentasiloxane Basic Attributes

Molecular Weight：

370.77000

Exact Mass：

370.77

EC Number：

208-764-9

HScode：

29310095

Characteristics

PSA：

46.15000

XLogP3：

8.03 (LogP)

Appearance：

Liquid

Density：

0.9593 g/cm³ @ Temp: 20 °C

Melting Point：

-38 °C

Boiling Point：

210 °C

Flash Point：

162 °F

Refractive Index：

1.396

Water Solubility：

In water, 1.7X10-2 mg/L at 25 deg C

Storage Conditions：

Conditions for safe storage, including any incompatibilities: Keep container tightly closed in a dry and well-ventilated place. Storage class (TRGS 510): Combustible liquids.

Vapor Pressure：

30.002 mmHg @ -6.6°C

Toxicity：

LD50 oral in rat: > 24134mg/kg

Safety Information

Transport codes：

NONH for all modes of transport

wgk germany：

hazard class code：

R36/37/38

safety instructions：

S23-S24/25

RTECS Number：

GY5945200

Marks：

Stability/Shelf Life：

Stable. Incompatible with strong oxidizing agents.

Precautionary statement(s)：

P210, P260, P280, P314, P370+P378, P403+P235, P501

Hazard Statements：

H227

Decamethylcyclopentasiloxane Use and Manufacturing

A cyclic volatile methylsiloxane (cVMS) used in cosmetic and personal care products. Used in dermal exposure and inhalation toxicity study.

Computed Properties

Molecular Weight:370.77
Hydrogen Bond Acceptor Count:5
Exact Mass:370.09395673
Monoisotopic Mass:370.09395673
Topological Polar Surface Area:46.2
Heavy Atom Count:20
Complexity:258
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

Hexamethyldisiloxane

Methyl ether

Trimethyl phosphate

Dimethyl sulfoxide

Silicon

Sulfuric acid

α-Methylstyrene

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Guide of Decamethylcyclopentasiloxane

Description
Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Material
Recommended Suppliers
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Decamethylcyclopentasiloxane

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