Fungicide:Penconazole 10% EC

Detailed Product Description

Fungicide:Penconazole 10% EC

Mol. wt. 284.2 

M.f. C13H15Cl2N3 

Form Fine white powder. 

M.p. 57.6-60.3  

V.p. 0.17 mPa (20 ); 0.37 mPa (25 ) 

KOW logP = 3.72 (pH 5.7, 25 ).  Henry 6.6 ?10-4 Pa m3 mol-1 (20 , calc.).  S.g./density 1.30 (20 ) 

Solubility In water 73 g/m3 (

20 ). In ethanol 730, acetone 770, toluene 610, n-hexane 22, n-octanol 400 (all in g/l, 25 ). 

Stability Stable to hydrolysis (pH 1-13), and to temperatures up to 350 .  pKa 1.51, v. weak base 

Biochemistry

Sterol demethylation inhibitor; inhibits cell membrane ergosterol biosynthesis, stopping development of the fungi. 

Mode of action

Systemic fungicide with protective and curative action. Absorbed by the leaves, with translocation acropetally. 

Uses

Control of powdery mildew, pome fruit scab and other pathogenic Ascomycetes, Basidiomycetes and Deuteromycetes on vines, pome fruit, stone fruit, ornamentals, hops and vegetables, at 25-75 g/ha.