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Acaricides

Fenpyroximate

Chemical Name: (E)-α-[(1,3-dimethyl-5-phenoxy-1H-pyrazol-4-yl)methylene]amino]oxy]methyl]benzoate

Formula: C24H27N3O4

Molecular Weight: 421.5

CAS No.: 134098-61-6

Structure:

Description:
Appearance: White, crystalline powder.
Melting Point: 101.1-102.4°C.
Vapour Pressure: 0.0075 mPa (25°C)
Stability: Stability Stable in acid and alkali. Solubility In water 1.46×0-2 mg/l (20°C). In methanol 15, acetone 150, dichloromethane 1307, chloroform 1197, tetrahydrofuran 737 (all in g/l, 25°C). Stability Stable in acid and alkali.
Toxicity: Oral Acute oral LD50 for male rats 480, female rats 245 mg/kg. Skin and eye Acute percutaneous LD50 for male and female rats >2000 mg/kg. Non-irritating to skin; slightly irritating to eyes (rabbits). Inhalation LC50 (4 h) for male rats 0.33, female rats 0.36 mg/l. NOEL for male rats 0.97, female rats 1.21 mg/kg b.w. ADI (JMPR) 0.01 mg/kg b.w. [1995]. Other Not carcinogenic, teratogenic or mutagenic in long-term studies.

Specification: 95%TC, 5%SC, 28%SC.

Uses: Control of important phytophagous mites. Effective against Tetranychidae (spider mites), Tarsonemidae, Tenuipalpidae (false spider mites) and Eriophyidae in citrus, apple, pear, peach, grapes, etc.

 

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