Diuron

White, odorless crystalline solid

• CAS No：

  330-54-1

• Molecular Formula ：

  C9H10Cl2N2O

• Molecular Mass ：

  233.09400

• Exact Mass ：

  232.01700

• PSA ：

  32.34000

• LogP ：

  3.15990

• EINECS ：

  206-354-4

• InChIKeys ：

  XMTQQYYKAHVGBJ-UHFFFAOYSA-N

• H-bond Acceptor ：

  1

• H-bond Donor ：

  1

• RBN ：

  1

• Appearance ：

  Diuron is a white crystalline solid. It is a wettable powder. The primary hazard is the threat to the environment. Immediate steps should be taken to limit its spread to the environment. It can cause illness by inhalation, skin absorption and/or ingestion. It is used as a herbicide.

• Density ：

  1.369 g/cm3

• Melting Point ：

  158-159ºC

• Bolling Point ：

  385.2ºC at 760 mmHg

• Flash Point ：

  186.7ºC

• Refractive Index ：

  1.605

• Solubility ：

  Slightly soluble. 0.0042 g/100 mL

• Storage Condition ：

  APPROX 4ºC

• Vapor Pressure ：

  2(x 10 -7 mmHg) at 30 °C (Hawley, 1981)

• Stability ：

  Stable. Incompatible with strong acids, strong bases, strong oxidizing agents.

• Packing Group ：

  III

• Hazard Class ：

  9

• HS Code ：

  2924299032

• UN No. ：

  UN 2767

• WGK_Germany ：

  3

• Risk Code ：

  R22; R40; R48/22; R50/53

• Safety Instructions ：

  S13; S22; S23; S37; S46; S60; S61; S2; S36/37; S26

• RTECS No. ：

  YS8925000

• Dangerous Mark ：

  O; C

• P Code ：

  P260-P280-P301 + P312 + P330

• Hazard Statements ：

  H302-H351-H373-H410

• Flammability ：

  Noncombustible Solid

• Toxicity ：

  LD50 orally in rats: 1690 mg/kg (Boyd, Krupa)

A phenyl urea herbicide. Pre-emergent herbicide. Diuron is a urea compound used as a preemergence herbicide in soils to control germinating broad-leaved grasses and weeds in crops such as apples, cotton, grapes, pears, pineapple and alfalfa; sugar cane ?owering depressant.