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Chlorinated and fluorinated solvents

Acetyl fluoride

Also known as Fluorid kyseliny octove, ethanoyl fluoride, 4-02-00-00393 (Beilstein Handbook Reference)

CAS 557-99-3Formula C2H3FOMolar mass 62.04 g/molEC 209-188-0
GHS signal word: Danger. Pictograms: Corrosive
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Acetyl fluoride chemical structure, C2H3FO, CAS 557-99-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
557-99-3
Formula
C2H3FO
Molar mass
62.04 g/mol
EC number
209-188-0
HS code
291590
Category
Chlorinated and fluorinated solvents

What is Acetyl fluoride?

Plain description, key identifiers and synonyms

Acetyl fluoride is an acyl fluoride that is fluoroethane carrying an oxo group at position 1. It is an organofluorine compound and an acyl fluoride.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
acetyl fluoride
CAS number
557-99-3 CAS number cross-checked
EC number
209-188-0
Molecular formula
C2H3FO
UNII
SFP6JT54SF
MDL number
MFCD00000365
InChIKey
JUCMRTZQCZRJDC-UHFFFAOYSA-N
InChI
InChI=1S/C2H3FO/c1-2(3)4/h1H3
SMILES (canonical and isomeric)
CC(=O)F

Synonyms

  • Fluorid kyseliny octove
  • ethanoyl fluoride
  • 4-02-00-00393 (Beilstein Handbook Reference)
  • Methylcarbonyl fluoride
  • acetic fluoride

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
62.04 g/molcalc.
Exact mass
62.0168 Dacalc.
LogP (octanol/water)
0.5calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
4calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
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
GHS05: Corrosive
Corrosive

Hazard statements

  • H314Causes severe skin burns and eye damage.
Precautionary statements (12)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P330 + P331If swallowed: Rinse mouth. Do not induce vomiting.
  • P302 + P361 + P354If on skin: Take off immediately all contaminated clothing. Immediately rinse with water for several minutes.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P363Wash contaminated clothing before reuse.
  • 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

Acetyl fluoride suppliers

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Acetyl fluoride 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

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2915.90Indicative HS code

Saturated acyclic monocarboxylic acids, anhydrides, halides, peroxides, peroxyacids and halogenated…

World exports in 2024
$3.42B
+5.6% vs 2023, imports $3.55B
2019 to 2024
Top exporters
  1. Indonesia15.9%
  2. Germany13.0%
  3. Malaysia12.4%
Top importers
  1. China14.4%
  2. Netherlands11.7%
  3. United States11.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Acetyl fluoride, based on the data on this page

What is Acetyl fluoride?

Acetyl fluoride is an acyl fluoride that is fluoroethane carrying an oxo group at position 1. It is an organofluorine compound and an acyl fluoride.

What is the CAS number of Acetyl fluoride?

The CAS registry number of Acetyl fluoride is 557-99-3.

What is the molecular formula and weight of Acetyl fluoride?

The molecular formula of Acetyl fluoride is C2H3FO and its molar mass is 62.04 g/mol.

Is Acetyl fluoride hazardous?

Acetyl fluoride carries the GHS signal word "Danger". Main hazards: causes severe skin burns and eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Acetyl fluoride?

Acetyl fluoride is usually classified under HS code 291590 (Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Acetyl fluoride?

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What is the price of Acetyl fluoride?

Suppliers quote Acetyl fluoride 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 Acetyl fluoride

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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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