Chlorodimethyloctadecylsilane Chemical Properties

Melting point:

28-31 °C

Boiling point:

145-155 °C0.005 mm Hg(lit.)

Density 

0.86 g/mL at 20 °C(lit.)

vapor pressure 

0-4220000Pa at 20-25℃

refractive index 

1.4530

Flash point:

>230 °F

form 

Solid

Specific Gravity

0.854

color 

White

Water Solubility 

Reacts with water.

Sensitive 

Moisture Sensitive

Hydrolytic Sensitivity

8: reacts rapidly with moisture, water, protic solvents

BRN 

2246012

InChIKey

GZGREZWGCWVAEE-UHFFFAOYSA-N

LogP

9

CAS DataBase Reference

18643-08-8(CAS DataBase Reference)

EPA Substance Registry System

Silane, chlorodimethyloctadecyl- (18643-08-8)

Safety Information

Hazard Codes 

C,F

Risk Statements 

34-67-65-63-48/20-11-10

Safety Statements 

26-36/37/39-45-62

RIDADR 

UN 2987 8/PG 2

WGK Germany 

2

F 

10-21

TSCA 

Yes

HazardClass 

8

PackingGroup 

III

HS Code 

29319090

MSDS

• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich
• Language:English Provider:ALFA

Chlorodimethyloctadecylsilane Usage And Synthesis

Chemical Properties

white to off-white crystalline powder or

Uses

Chlorodimethyl-n-octadecylsilane is used for preparation of hydrophobic surfaces and chain terminator.

Uses

Silylating reagent

Flammability and Explosibility

Not classified

Synthesis

Octadecyldimethylchlorosilane is prepared by reacting 1-Octadecene with Chlorodimethylsilane heated at 65℃.

Chlorodimethyloctadecylsilane(18643-08-8)Related Product Information

• Chlorodimethyloctadecylsilane
• N-BUTYLSILANE
• N-BUTYLDIMETHYLCHLOROSILANE
• Tetradecane
• n-Heptadecane
• N-OCTADECYLSILANE
• N-OCTYLSILANE
• N-PENTYLSILANE
• n-Tridecane
• Chlorotrimethylsilane
• ETHYLDIMETHYLCHLOROSILANE
• n-Hendecane
• N-BUTYLDIMETHYLSILANE
• N-PENTADECANE
• Chlorodimethylsilane
• Octadecane
• ETHYLDIMETHYLSILANE
• TRIACONTYLDIMETHYLCHLOROSILANE