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

Difenoconazole

Difenoconazole is a white crystalline solid and is odorless.

CAS 119446-68-3 C19H17Cl2N3O3 406.3 g/mol Warning

01 · Identification

What Difenoconazole is

Difenoconazole is a white crystalline solid and is odorless. Its molecular formula is C19H17Cl2N3O3 and its molecular weight is 406.3 g/mol. It boils at 101 °C, melts at 78.6 °C.

Under the GHS it carries the signal word Warning.

CAS number119446-68-3
Index number613-347-00-3
Molecular formulaC19H17Cl2N3O3
Molecular weight406.3 g/mol

Other names for Difenoconazole

  • difenoconazole (ISO)
  • 1-({2-[2-chloro-4-(4-chlorophenoxy)phenyl]-4-methyl–1,3-dioxolan-2-yl}methyl)-1H-1,2,4-triazole
  • 3-chloro-4-[(2RS,4RS
  • 2RS,4SR)-4-methyl-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-2-yl]phenyl 4-chlorophenyl ether

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 wordWarning
Hazard statements assigned to Difenoconazole
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>.
H302 Harmful if swallowed.
H319 Causes serious eye irritation.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P201, P264, P270, P273, P280, P301, P305, P308, P312, P313, P330, P337, P338, P391, P501

03 · Physical and chemical properties

Difenoconazole 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 100.8 °C (213.4 °F) at 27752.3 mmHg HSDB
Melting point 78.6 °C (173.5 °F) HSDB
Density 1.5 g/cm³ at 20 °C HSDB
Solubility Very soluble in most organic solvents HSDB
In water, 5 mg/L at 20 °C at 20 °C HSDB
In water, 15 mg/L at 25 °C at 25 °C HSDB
Vapor pressure 9.001e-10 mmHg at 20 °C HSDB
2.5e-10 mmHg at 25 °C HSDB

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

04 · Handling and storage

Storing and handling Difenoconazole

Storage conditions

Always use original container to store pesticides in a cool, dry secured warehouse or storage building. DO NOT store near food and feed. Containers should be opened in well-ventilated areas. Keep container tightly sealed when not in use.

Source: Hazardous Substances Data Bank (HSDB)

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

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