Common name: Pyraclostrobin
Chemical name:
methyl [2-[[[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy]methyl]phenyl]methoxycarbamate
Chemical class: Fungicide
Molecular formula: C15H14ClN3O4
CAS NO.: 175013-18-0
Properties:
Form: White or light beige crystalline solid.
M.p.: 63.7-65.2°C
V.p.: 2.6×10-5 mPa (20°C)
KOW logP = 3.99 (22 °C)
Henry: 5.3 ?10-6 Pa m3 mol-1 (calc.)
Solubility: In water 1.9 mg/l (20°C).
Stability: Stable >30 d (pH 5-7, 25°C), Photolysis DT50 in water <2 h.
Mode of action:
Fungicide with protectant, curative, and translaminar properties.
Usage:
Under development for control of major plant pathogens, such as Septoria tritici, Puccinia spp., and Drechslera tritici-repentis, Pyrenophora teres in cereals, Mycosphaerella spp. in peanuts, Septoria glycines, Cercospora kikuchi, and Phakopsora pachyrhizi in soya beans, Plasmopara viticola, Uncinula necator in grapes, Phytophthora infestans, 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. Application rates are expected to be 50-250 g/ha for food crops and 280-560 g/ha for turf.
Normal Formulations:
98% Tech, 250g/l EC
