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

α,α,α-trifluorotoluene

α,α,α-trifluorotoluene is a water white liquid with an aromatic odor.

CAS 98-08-8 C7H5F3 146.11 g/mol Danger

01 · Identification

What α,α,α-trifluorotoluene is

α,α,α-trifluorotoluene is a water white liquid with an aromatic odor. Its molecular formula is C7H5F3 and its molecular weight is 146.11 g/mol. It boils at 103 °C, melts at -29 °C, is miscible with water.

Under the GHS it carries the signal word Danger. It is classed as flammable agents - 3rd degree.

CAS number98-08-8
EC number202-635-0
Index number602-056-00-7
Molecular formulaC7H5F3
Molecular weight146.11 g/mol
Chemical class Flammable agents - 3rd degree

Other names for α,α,α-trifluorotoluene

  • benzotrifluoride

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 α,α,α-trifluorotoluene
CodeHazard statement
H225 Highly flammable liquid and vapour.
H411 Toxic to aquatic life with long lasting effects.

Precautionary statements: P210, P233, P241, P242, P273, P391, P403, P501

03 · Physical and chemical properties

α,α,α-trifluorotoluene 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 103.46 °C (218.2 °F) HSDB
102.1 °C (215.8 °F) at 760 mmHg DOE PAC
98.33 °C (209 °F) range, midpoint shown, at 760 mmHg CAMEO
Melting point -29.05 °C (-20.3 °F) HSDB
-29.11 °C (-20.4 °F) CAMEO
-28.95 °C (-20.1 °F) DOE PAC
Density 1.1886 g/cm³ at 20 °C HSDB
1.189 g/cm³ at 20 °C DOE PAC
1.1812 g/cm³ at 25 °C CAMEO
Solubility SOL IN ALL PROPORTIONS IN ETHANOL, BENZENE, ETHER, ACETONE HSDB
Miscible in n-heptane, carbon tetrachloride. HSDB
Water solubility = 451.5 mg/L at 25 °C at 25 °C HSDB
Vapor pressure 38.83 mmHg at 25 °C HSDB
11 mmHg at 0 °C HSDB
Flash point 12.22 °C (54 °F) HSDB
Vapor density 5.04 (air = 1) HSDB

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

04 · Handling and storage

Storing and handling α,α,α-trifluorotoluene

Storage conditions

Store in a cool, dry, well-ventilated location. Inside storage should be in a standard flammable liquids storage warehouse, room, or cabinet. Separate from oxidizing materials.

Source: Hazardous Substances Data Bank (HSDB)

Incompatible materials

Reacts with water or moisture in air to form benzoic acid and hydrogen fluoride.

Source: Hazardous Substances Data Bank (HSDB)

Reactivity

BENZOTRIFLUORIDE may react with oxidizing materials, strong bases and reducing agents. (NTP, 1992)

Source: CAMEO Chemicals

Planning storage for a mix of chemicals? Check α,α,α-trifluorotoluene in the storage compatibility matrix →

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