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Chemical Identification
Common Name
Fenfuram
中文通用名
甲呋酰胺
IUPAC
2-methyl-3-furanilide
CAS
2-methyl-N-phenyl-3-furancarboxamide
CAS No.
24691-80-3
Molecular Formula
C12H11NO2
Molecular Structure
Category
Activity
Fungicide
Premix
Fenfuram+mancozeb
Physical Properties
Molecular weight:201.2; Physical form:Colourless crystals; ( tech., cream solid). Melting point:109-110 °C ( tech.); Vapour pressure:0.020 mPa (extrapolated to 20 °C); Henry constant:4.02 × 10-5 Pa m3 mol-1 ( calc.); Solubility:In water 0.1 g/l (20 °C). In acetone 300, cyclohexanone 340, methanol 145, xylene 20 (all in g/l, 20 °C).; Stability:Stable to heat and light. Stable in neutral media, but hydrolysed by strong acids and alkalis.;
Toxicology
Oral:Acute oral LD50 for rats 12 900, cats 2450 mg/ kg. Inhalation:LC50 (4 h) for rats >10.3 mg/l air.
Environmental Profile
Ecotoxicology: 
Bees:Not toxic to bees, when used as directed.Fish: LC50 for guppies 11.0 mg/l. 

Environmental fate: 
Animals:In rats, following oral administration, up to 83% is eliminated within 16 hours, principally in the urine.Soil: DT50 in soil c. 42 d.
Transport Information
Signal Word:CAUTION; Hazard Class:III(Slightly hazardous)

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