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Silanes and silicones

Triethylfluorosilane

Also known as Fluorotriethylsilane, Silane, triethylfluoro-, Triethylsilyl fluoride

CAS 358-43-0Formula C6H15FSiMolar mass 134.27 g/molEC 206-617-3
GHS signal word: Danger. Pictograms: Flammable, Harmful or irritant
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Triethylfluorosilane chemical structure, C6H15FSi, CAS 358-43-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
358-43-0
Formula
C6H15FSi
Molar mass
134.27 g/mol
Physical form
Liquid
HS code
293190
Category
Silanes and silicones
Illustrative photo, closed amber glass reagent bottles on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Triethylfluorosilane?

Plain description, key identifiers and synonyms

Triethylfluorosilane is a chemical substance with the molecular formula C6H15FSi and a molar mass of 134.27 g/mol. Its CAS registry number is 358-43-0. The IUPAC name is triethyl(fluoro)silane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
triethyl(fluoro)silane
CAS number
358-43-0 CAS number cross-checked
EC number
206-617-3
Molecular formula
C6H15FSi
UNII
W38ZR5CD7Y
MDL number
MFCD00053170
InChIKey
QVMRVWAOMIXFFW-UHFFFAOYSA-N
InChI
InChI=1S/C6H15FSi/c1-4-8(7,5-2)6-3/h4-6H2,1-3H3
SMILES (canonical and isomeric)
CC[Si](CC)(CC)F

Synonyms

  • Fluorotriethylsilane
  • Silane, triethylfluoro-
  • Triethylsilyl fluoride
  • triethyl(fluoro)silane
  • C6H15FSi
  • triethyl-fluoro-silane

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Physical form
Liquidexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
134.27 g/molcalc.
Exact mass
134.0927 Dacalc.
LogP (octanol/water)
2.96calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
3calc.
Heavy atoms
8calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H225Highly flammable liquid and vapour.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (20)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P337 + P317If eye irritation persists: Get medical help.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Triethylfluorosilane suppliers

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Triethylfluorosilane price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Triethylfluorosilane is traded under.

HS 2931.90Indicative HS code

Organo-inorganic compounds, other than tetramethyl lead, tetraethyl lead, tributyltin compounds…

World exports in 2024
$3.97B
+5.3% vs 2023, imports $3.93B
2019 to 2024
Top exporters
  1. China28.3%
  2. United States15.6%
  3. Germany15.1%
Top importers
  1. United States14.6%
  2. China13.0%
  3. South Korea8.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Triethylfluorosilane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Triethylfluorosilane, based on the data on this page

What is Triethylfluorosilane?

Triethylfluorosilane is a chemical substance with the molecular formula C6H15FSi and a molar mass of 134.27 g/mol. Its CAS registry number is 358-43-0. The IUPAC name is triethyl(fluoro)silane.

What is the CAS number of Triethylfluorosilane?

The CAS registry number of Triethylfluorosilane is 358-43-0.

What is the molecular formula and weight of Triethylfluorosilane?

The molecular formula of Triethylfluorosilane is C6H15FSi and its molar mass is 134.27 g/mol.

Is Triethylfluorosilane hazardous?

Triethylfluorosilane carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Triethylfluorosilane?

Triethylfluorosilane is usually classified under HS code 293190 (X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Triethylfluorosilane?

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What is the price of Triethylfluorosilane?

Suppliers quote Triethylfluorosilane on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Triethylfluorosilane

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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