Fenfuram
Action/Use:
- Fungicide
Use:
Seed dressing for smuts, bunts of temperate cereals.
Identification
Common Name(s): Fenfuram (BSI, ISOE); ; Fenfurame (ISOF)
Chemistry
Properties: Tech: light brown crystalline solid. Melting point 109°-110°C. High thermal stability. Fairly stable at neutral pH but hydrolyzes under strongly alkaline, strongly acid conditions. Solubility at 20°C: in methanol 145 g/l; acetone 300 g/l; cyclohexanone 340 g/l.
Mode of Action / Resistance Management
Chemical Group: furan- carboxamides
Taget Site: C2: complex II succinate-dehydro-genase
Mode of Action: respiration
Action Group: FRAC Code 7
Comments / Risk Notes: Medium risk
Environmental Guidelines
Hazards: Fish: LC50 11 mg/l (guppy). Bee: Nontoxic
Soil Particle Adsorption: Half-life in soil ca. 42 days
Water Solubility: 0.1 g/l at 20°C
Safety Guidelines
Signal Word: CAUTION
Toxicity Class: III
Toxicity: (Rat): Oral LD50 12,900 mg/kg. Inhalation LC50 >10.3 gr/m3 of air. No-effect level of 17 mg/kg body wt./day for 3-month feeding study. Negative Ames mutagenicity test
Handling/storage: Handle with adequate ventilation
Suppliers and Branded Products
Basic Producers:
Bayer CropScience (Pano-ram*)
Premix Products:
+ Guazatine
- Panoctine Super*
