Provenance

Reference data from EU CLP Annex VI and published regulations — verify against your supplier's SDS before use.

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Substance profile

Fluoroacetic acid

Fluoroacetic acid is needles.

CAS 144-49-0 C2H3FO2 78.04 g/mol Danger

01 · Identification

What Fluoroacetic acid is

Fluoroacetic acid is needles. Its molecular formula is C2H3FO2 and its molecular weight is 78.04 g/mol. It boils at 168 °C, melts at 35.2 °C, is miscible with water.

Under the GHS it carries the signal word Danger.

CAS number144-49-0
EC number205-631-7
Index number607-081-00-7
Molecular formulaC2H3FO2
Molecular weight78.04 g/mol

02 · GHS classification

Hazards and label elements

Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.

Signal wordDanger
Hazard statements assigned to Fluoroacetic acid
CodeHazard statement
H300 Fatal if swallowed.
H400 Very toxic to aquatic life.

Precautionary statements: P270, P273, P301, P310, P330, P391, P501

03 · Physical and chemical properties

Fluoroacetic acid properties

Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.

Property Value Conditions Source
Boiling point 168 °C (334.4 °F) HSDB
165 °C (329 °F) at 760 mmHg CAMEO
165 °C (329 °F) ICSC
Melting point 35.2 °C (95.4 °F) HSDB
35.22 °C (95.4 °F) CAMEO
Density 1.37 g/cm³ ICSC
1.3693 g/cm³ at 36 °C HSDB
1.393 g/cm³ at 36 °C DOE PAC
Solubility Soluble in ethanol HSDB
Solubility in water: freely soluble ICSC
Miscible with water (1.0X10+6 mg/L) at 25 °C at 25 °C HSDB
Vapor pressure 4.0053 mmHg at 20 °C ICSC
1.27 mmHg at 25 °C HSDB
1.9 mmHg at 25 °C DOE PAC
Lower explosive limit (LEL) Burns. (EPA, 1998) CAMEO
Upper explosive limit (UEL) Burns. (EPA, 1998) CAMEO

Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.

04 · Handling and storage

Storing and handling Fluoroacetic acid

Storage conditions

Keep container tightly closed in a dry and well-ventilated place. Storage class (TRGS 510): Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials.

Source: Hazardous Substances Data Bank (HSDB)

Incompatible materials

Incompatible materials: Strong oxidizing agents, bases.

Source: Hazardous Substances Data Bank (HSDB)

Planning storage for a mix of chemicals? Check Fluoroacetic acid in the storage compatibility matrix →

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