English name:Teflubenzuro
Cas No. 83121-18-0
Product Description:

Information:

Name:：Teflubenzuron

IUPAC name : 1-(3,5-dichloro-2,4-difluorophenyl)-3-(2,6-difluorobenzoyl)urea

Chemical formula: C₁₄H₆Cl₂F₄N₂O₂

Molecular mass (g mol-1) _:381.11

Physical state : White to yellow crystals

Properties :

Melting point (°C) : 221-224°

Bulk density : 1.646±0.06 g/cm³

Vapour pressure at 20°C (mPa)：8 x 10 -7

Degradation point (°C) ：225

Solubility - In water at 20°C (mg l-1) ：0.01

Solubility - In organic solvents at 20°C (mg l-1) ：Acetone：8850 ；Methanol：1060；n-Heptane：10；Toluene：740

ECOTOXICOLOGY

Mammals - Acute oral LD50 (mg kg-1) ：> 5038

Mammals - Short term dietary NOEL(mg kg-1)：> 1

Birds - Acute LD50 (mg kg-1)：> 2250 

Birds - Short term dietary (LC50/LD50)：> 5000 mg kg feed^-1

Fish - Chronic 21 day NOEC (mg l-1)：0.0186  

Fish - Acute 96 hour LC50 (mg l-1) > 0.0065

Earthworms -Acute 14 day LC50 (mg kg-1)> 500

Aquatic invertebrates - Acute 48 hour EC50 (mg l-1)：0.0028

Algae - Acute 72 hour EC50, growth (mg l-1) > 0.02

TOXICOLOGY

Mammals - Acute oral LD50 (mg kg-1) > 5038 Rat

Mammals - Dermal LD50 (mg kg-1 body weight) > 2000 Rat

Mammals - Inhalation LC50 (mg l-1) > 5.04  Rat, 4 hr (nose only)

ADI - Acceptable Daily Intake (mg kg-1bw day-1): 0.01 Mouse 

AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1): 0.016 

Product description:

The insecticide effect on the larvae of the whiteflies family, Diptera, Odonoptera, Hymenoptera, Lepidoptera and Psyllidae at 30-150 g (a.i.) / Ha. Used in cabbage, citrus, cotton, grapes, nuts, potatoes, stone fruits, sorghum, soybeans, trees, tobacco, vegetables. It inhibited the development of young insects and hinder peeling. A suspending agent (150g / L) has no effect on many parasitic insects, predatory insects and spiders. This product also be used to control most young locusts.