BENALAXYL

Common name: Benalaxyl

Chemical name: N-(phenylacety)-N--(2,6-dimethylphenyl)-DL-alanine methyl ester

Molecular formula: C₂₀H₂₃NO₃

Molecular eight: 325.4

CAS No.：71626-11-4

Structural formula:

Physical chemistry:Form similar white crystals,M.p.78-80℃,V.p.0.66mPa(25℃). S.g./density: .181(20℃).Solubility:In water 28.6mg/l(20℃).In acetone,methanol,ethyl 1,2-dichloroethane acetate,and xylene>250,n-heptane<20(all in g/kg,22℃),Stability Hydrolysed in concentrated alkaline media,Stable in aqueous solutins at Ph 4-9.DT50 86d(Ph 9,25℃).Thermally stable up to 250℃under nitrogen,Stable to sunlight in aqueous solution.

Use:Control of Oomycetes,parrticularly fungi of the family Peronosporaceae,Phytophthora, plasmopara, Pseudoperonospora, Sclerospora, Bremia, and Pythium spp.Particular used include control of late blights of potatoes and tomatoes;downy mildews of hops,vines,lettuce,onions.soya beans,tobacco,and other crops;diseases caused by phytophthora spp.in strawberries;many diseases of flowers and ornamentals;and pythium spp.on turf.Ofen used in combination with other fungicides.Applied at 100-240g/ha.

Mammalian Toxicology:Oral Acute oral LD50 for rats 4200,mice 680mg/kg.Skin and eye Acute percutaneous LD50 for rats>5000mg/kg.Non-irritating to skin and eyes (rabbits). Non-sensitising to skin(guinea pig).Inhalation LC50(4h) for rats>10mg/l air.

Formulation types:25%,35% Benalaxyl WP,58%,72% Benalaxyl•Mancozeb WP,98% Tech

Packing: 25%,35% WP,98% Tech, 58%,72% Benalaxyl•Mancozeb WP:25kg/Fiber drum.

Specification:    Active in gredient          % ≥            97
                            Water                            % ≤             0.5  
                            Acidity（as H₂SO₄）    %≤              0.3
                            Insoluble in acetone      %≤             0.3