Chemical Name: 3-(3,4-dichlorophenyl)-1,1-dimethylurea

Formula: C₉H₁₀Cl₂N₂O

Molecular Weight: 233.10

CAS No.: 330-54-1

Structure:

Description:

Appearance: colorles to white crystaline.

Melting Point: 158-159°C

Vapour Pressure: 0.41 mPa at 50°C.

Stability: Stable in water 42 mg/L at 25°C, it is easy to soluble in hot alcohol. Its solubility in acetone at 27°C is 5.3g/l.It is steady in air, its hydrolysis in normal temperature is very slight, the speed of hydrolysis will rise on the terms of raising of temperature and alkali.

Specification: 97%TC,50%SC,80WP,80%WDG..

Toxicity: Oral LD₅₀ (Rat)>3,400 mg/kg. Dermal LD₅₀ (Rabbit) >2,000 mg/kg..

Specification: 97%TC,80%WDG, 80%WP, 500SC, 800SC

Uses: It can be used for farmland and crops: cotton, maize, soybean, tea-plantation, rubber plantation etc to get rid of weeds: crabgrass barnyardgrass, bottle grass, wild amaranth, flatsedge, goosefoot etc. it also can prevent and cure dog pondweed of paddy rice.