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

Bifenthrin

Bifenthrin is a light brown viscous oil with a very faint, slightly sweet odor.

CAS 82657-04-3 C23H22ClF3O2 422.9 g/mol Danger

01 · Identification

What Bifenthrin is

Bifenthrin is a light brown viscous oil with a very faint, slightly sweet odor. Its molecular formula is C23H22ClF3O2 and its molecular weight is 422.9 g/mol. It melts at 69 °C.

Under the GHS it carries the signal word Danger. It is classed as flammable agents - 2nd degree.

CAS number82657-04-3
Index number607-699-00-7
Molecular formulaC23H22ClF3O2
Molecular weight422.9 g/mol
Chemical class Flammable agents - 2nd degree

Other names for Bifenthrin

  • bifenthrin (ISO)
  • (2-methylbiphenyl-3-yl)methyl rel-(1R,3R)-3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-en-1-yl]-2,2-dimethylcyclopropanecarboxylate

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 Bifenthrin
CodeHazard statement
H351 Suspected of causing cancer <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H300 Fatal if swallowed.
H331 Toxic if inhaled.
H372 Causes damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>.
H317 May cause an allergic skin reaction.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P201, P260, P261, P270, P271, P272, P273, P280, P301, P304, P308, P310, P313, P314, P330, P333, P391, P501

03 · Physical and chemical properties

Bifenthrin 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
Melting point 69 °C (156.2 °F) HSDB
Density 1.2 g/cm³ at 125 °C HSDB
Solubility Solubility in water: <0.1 ppb HSDB
Soluble in methylene chloride, chloroform, acetone, ether, toluene; slightly soluble in heptane, methanol HSDB
In water, <1.0 ug/L /<1.0X10-3 mg/L/ at 20 °C at 20 °C HSDB
Vapor pressure 1.335e-8 mmHg OSHA
13.3511 mmHg at 20 °C HSDB
1.8e-7 mmHg Haz-Map
Flash point 165 °C (329 °F) HSDB
151 °C (303.8 °F) Pensky Martens closed cup HSDB

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

04 · Handling and storage

Storing and handling Bifenthrin

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

Source: Hazardous Substances Data Bank (HSDB)

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

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