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

Chlortoluron

Chlortoluron is colorless crystals and is odorless.

CAS 15545-48-9 C10H13ClN2O 212.67 g/mol Warning

01 · Identification

What Chlortoluron is

Chlortoluron is colorless crystals and is odorless. Its molecular formula is C10H13ClN2O and its molecular weight is 212.67 g/mol. It melts at 148 °C.

Under the GHS it carries the signal word Warning.

CAS number15545-48-9
EC number239-592-2
Index number616-105-00-5
Molecular formulaC10H13ClN2O
Molecular weight212.67 g/mol

Other names for Chlortoluron

  • chlorotoluron (ISO)
  • 3-(3-chloro-p-tolyl)-1,1-dimethylurea

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 Chlortoluron
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>.
H361d Suspected of damaging the unborn child.
H400 Very toxic to aquatic life.
H410 Very toxic to aquatic life with long lasting effects.

Precautionary statements: P201, P273, P280, P308, P313, P391, P501

03 · Physical and chemical properties

Chlortoluron 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 148.1 °C (298.6 °F) ICSC
147.5 °C (297.5 °F) range, midpoint shown HSDB
Density 1.4 g/cm³ ICSC
140 g/cu cm HSDB
Solubility IT IS SOLUBLE IN MOST ORGANIC SOLVENTS HSDB
In acetone 5%, ethyl acetate 2%, benzene 2.4%, isopropanol 1.5%, methylene chloride 4.3% w/v HSDB
In water, 70 mg/L at 25 °C at 25 °C HSDB
Vapor pressure 3.6e-8 mmHg at 20 °C HSDB
Vapor pressure at 20 °C: negligible at 20 °C ICSC
Corrosivity Noncorrosive HSDB

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

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