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Trimethylfluorosilane

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Trimethylfluorosilane Basic information

Product Name:
Trimethylfluorosilane
Synonyms:
  • (CH3)3SiF
  • fluorotrimethyl-silan
  • Trimethylsilicon fluoride
  • FLUOROTRIMETHYLSILANE
  • TRIMETHYLFLUOROSILANE
  • TRIMETHYLSILYL FLUORIDE
  • TRIMETHYLFLUOROSILANE CYL. WITH 100 G
  • Trimethylfluorosilane 99%
CAS:
420-56-4
MF:
C3H9FSi
MW:
92.19
EINECS:
206-997-0
Product Categories:
  • Alkyl Silanes
  • Blocking Agents
  • Protective Agents
  • Silylating Agents
Mol File:
420-56-4.mol
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Trimethylfluorosilane Chemical Properties

Melting point:
−74 °C(lit.)
Boiling point:
16 °C(lit.)
Density 
0.793 g/mL at 25 °C(lit.)
Flash point:
−22 °F
Specific Gravity
0.793
Hydrolytic Sensitivity
8: reacts rapidly with moisture, water, protic solvents
BRN 
1731132
CAS DataBase Reference
420-56-4(CAS DataBase Reference)
NIST Chemistry Reference
Silane, fluorotrimethyl-(420-56-4)
EPA Substance Registry System
Fluorotrimethylsilane (420-56-4)
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Safety Information

Hazard Codes 
F+,Xi,F
Risk Statements 
12-36/37/38
Safety Statements 
9-16-26-33
RIDADR 
UN 1954 2.1
WGK Germany 
3
4.5-9-21
Hazard Note 
Flammable
TSCA 
Yes
HazardClass 
2.1
HS Code 
2931900090

MSDS

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Trimethylfluorosilane Usage And Synthesis

Chemical Properties

Clear liquid

Uses

Trimethylfluorosilane is used in the pharmaceutical and chemical industry.

Purification Methods

It is a FLAMMABLE gas which is purified by fractional distillation through a column at low temperature and with the exclusion of air [Booth & Suttle J Am Chem Soc 68 2658 1946, Reid & Wilkins J Chem Soc 4029 1955]. [Beilstein 4 IV 4007.]

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