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Octamethylcyclotetrasilazane

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Octamethylcyclotetrasilazane

Name:Octamethylcyclotetrasiloxane
CAS No.:556-67-2
Appearance: colorless transparent oily liquid
Molecular formula: C8H24O4Si4
EINECS No.: 209-136-7
Molecular Weight: 296.6158
Density: (25℃, g/cm3): 0.9558
Melting point: 17.6°C, boiling point 175.8°C
Refractive index (25℃): 1.3960~1.3970
Boiling point: 175°C at 760 mmHg
Flash point: 63.2°C
Water Soluble: INSOLUBLE
Vapor Pressure: 1.57mmHg at 25°C
  • Product Details

Octamethylcyclotetrasiloxane CAS NO.556-67-2

 

Name:Octamethylcyclotetrasiloxane

CAS No.:556-67-2

Appearance: colorless transparent oily liquid

Molecular formula: C8H24O4Si4

EINECS No.: 209-136-7

Molecular Weight: 296.6158

Density: (25℃, g/cm3): 0.9558

Melting point: 17.6°C, boiling point 175.8°C

Refractive index (25℃): 1.3960~1.3970

Boiling point: 175°C at 760 mmHg

Flash point: 63.2°C

Water Soluble: INSOLUBLE

Vapor Pressure: 1.57mmHg at 25°C

Molecular structure:

image

use】

It is the basic raw material of silicone oil (modified silicone oil), silicone emulsion, silicone rubber, silicone resin and other silicone products, and can also be directly used as rubber filler treatment agent and cosmetic raw material.

 

Precautions】

Vapors are explosive when mixed with air. Fine dispersions are prone to form explosive mixtures in air, are prone to static buildup and may ignite; avoid possible fire hazards by grounding, paralleling or inert gas protection.

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