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

Isoxathion

Isoxathion is a yellowish liquid with an ester-like odor.

CAS 18854-01-8 C13H16NO4PS 313.31 g/mol Danger

01 · Identification

What Isoxathion is

Isoxathion is a yellowish liquid with an ester-like odor. Its molecular formula is C13H16NO4PS and its molecular weight is 313.31 g/mol.

Under the GHS it carries the signal word Danger.

CAS number18854-01-8
EC number242-624-8
Index number015-131-00-9
Molecular formulaC13H16NO4PS
Molecular weight313.31 g/mol

Other names for Isoxathion

  • isoxathion (ISO)
  • O,O-diethyl O-5-phenylisoxazol-3-ylphosphorothioate

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 Isoxathion
CodeHazard statement
H311 Toxic in contact with skin.
H301 Toxic if swallowed.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P270, P273, P280, P301, P302, P310, P330, P352, P391, P501

03 · Physical and chemical properties

Isoxathion 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 160 °C (320 °F) at 0.15 mmHg (reduced pressure) HSDB
Solubility Readily soluble in organic solvents. HSDB
In water, 1.9 mg/l @ 25 °C at 25 °C HSDB
Vapor pressure 0.00000222 mmHg Haz-Map

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

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