Main products

 

Tebuthiuron

 

【Product name】: Tebuthiuron

【CAS RN.】: 34014-18-1

【Alias】: 1-(5-tert-Butyl-1,3,4-thiadiazol-2-yl)-1,3-dimethylurea

【Molecular formula】: C9H16N4OS

【Structural formula】: 

【Molecular weight】: 228.31224

【Appearance】: white powdery crystal.

Technical index

Item	Index
Tebuthiuron, ％	≥97.0
Moisture（%）	≤0.5
Acetone, ％	≤0.5

Preparations: 50% suspending agent, 75% water dispersible granule agent, 80% wettable powder, 80% water dispersible granule agent.

Physical and chemical properties: the appearance of TECH is white powder, melting point 162.85 ℃, vapor pressure 0.04 mPa (25 ℃), water solubility at 25 ℃ 2.57 g/l (twenty ℃), dissolved in many organic solvents. Solubility in other solvents (25 ℃, g / 100 g), benzene 3.7, hexane 6.1, acetone 70, methanol 170, chloroform 250. Stable in the pH value 5 and 9 water, can slow dissolution in pH9, good thermal stability. DT50 (25 ℃) > 64 d (pH3, 6, 9) hydrolysis.

Uses: a kind of sterilant carbamide herbicide, with good control effect to annual and perennial grass and broadleaf weed, can be used to control weeds in non-cultivated land, shrubs in pasture, gramineae and broadleaf weeds in sugarcane fields.