Pyraclostrobin
Molecular formula: C19H18ClN3O4
Physical & chemical property:
Physical State: White or light beige, crystalline solid.
Melting point: 63.765.2°C
Density: 1.367 (20 °C)
Solubility: In water 1.9 mg/l (20 °C). In n-heptane 3.7, isopropanol 30.0, octanol 24.2, olive oil 28.0,
methanol 100.8, acetone, ethyl acetate, acetonitrile,
dichloromethane and toluene >500 (all in g/l, 20 °C).
Stability: Stable >30 d (pH 57, 25 °C). Photolysis DT50 in water
1.7 d.
Specification: TC; EC; SE; WG.
Uses: Control of major plant pathogens, such as Septoria tritici,
Puccinia spp., Drechslera tritici-repentis and Pyrenophora teres in
cereals, Mycosphaerella spp. in peanuts, Septoria glycines,
Cercospora kikuchii and Phakopsora pachyrhizi in soya beans,
Plasmopara viticola and Uncinula necator in grapes, Phytophthora
infestans and Alternaria solani in potatoes and tomatoes,
Mycosphaerella fijiensis in bananas, Elsino fawcettii and
Guignardia citricarpa in citrus, and Rhizoctonia solani and Pythium
aphanidermatum in turf.
