Diuron CAS 330-54-1 is an organic compound with the molecular formula C9H10Cl2N2O. This pure product is a colorless crystalline solid with a melting point of 158-159 ℃. It is easily soluble in hot alcohol and has a solubility of 5.3% in acetone at 27 ℃. It is slightly soluble in ethyl acetate, ethanol, and hot benzene. Insoluble in water, with a solubility of 42 ppm at 25 ℃. Low solubility in hydrocarbons. Stable for oxidation and hydrolysis. This product is used to control general weeds in non cultivated areas and prevent the re spread of weeds. This product is also used for weeding asparagus, citrus, cotton, pineapple, sugarcane, temperate trees, and shrub fruits.

Chinese name: Dicao Long

Foreign name: Diuron; N – (3,4-Dichlorophenyl) – N ‘, N’ – dimethyllurea; Dichrorfenidim; Karmex; 3- (3,4-Dichlorophenyl) -1,1 dimethylurea; DCMU

Nickname: N – (3,4-dichlorophenyl) – N ‘, N’ – dimethylurea; N ‘- (3,4-dichlorophenyl) – N, N-dimethylurea, 3- (3,4-dichlorophenyl) -1,1-dimethylurea; Dichlorophenol dimethyl urea

Chemical formula: C9H10Cl2N2O

Molecular weight: 233.10

CAS login number: 330-54-1

Melting point: 158 to 159 ℃

Boiling point: 180 to 190 ℃

Water solubility: 42 ppm (25 ℃)

Density: 1.48 g/cm ³

Appearance: The pure product is white odorless crystal

Physical and chemical properties

Steam pressure: 0.04 × 10-6kPa (50 ℃)

Solubility: Slightly soluble in water and hydrocarbons

Relative density (air=1): 8.04

Stable and stable

Hazard label 15 (hazardous materials, keep away from food)

physical property

Content,% ≥ First class product: 98; Qualified product: 97

The solubility in water at 25 ℃ is 42mg/L, and in organic solvents at 27 ℃ is 53glL of acetone, 1.4g/L of butyl stearate, and 1.2g/L of benzene. It is slightly soluble in hydrocarbons. Stable in neutral solution at room temperature, hydrolysis occurs as the temperature increases, hydrolysis occurs in acidic and alkaline media, and decomposition occurs at 180 ℃ to 190 ℃.

Application

Used for weeding

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