HERBICIDE >>Desmedipham (DMP)

Desmedipham (DMP)

Common name: Desmedipham(bsi,e-iso,ansi,wssa)

Molecular weight: 240

Molecular formula: C₁₆H₁₆N₂O₄

Structural formula:

Chemical name: ethyl[3-phenylamino canbonyl oxy]phenyl carbamate

Physical and Chemical Properties:

Colourless crystals M.P.120℃, V.P＜1.30umPa(25℃), Solubility: in water 7mg/L(PH7,20℃)Readily soluble in polar organic Solvents: acetone 400, isophorone 400, methanol 180 chloroform 78, Benzene 1.6(all in g/L, 20℃)Stability: Two years at room tempterature. Water 91 mg/ml at 20℃ Water 0.9mg/ml at 27.7℃ Organic solvents g/L Organic solvents(%) Acetone 41.6 acetone over 4 Chloroform and dichloromethane over 50 Distribution coefficient in n-octyl alcohol and water: Pure 55:1, technical 6140:1.

Stability: stable in aqueous acidic media, but hydrolysed in neutral and alkaline use media.

Usage: Used post-emergeme to control broad-leaved weeds in beet crops, in particular sugar beet. Usually sprayed in combination with phen medipham.

Toxicity: Oral LD50(Rat)＞9.5g/kg;

Dermal LD50(Rabbit)＞2g/kg.

Specifications: 95%Tech.

Packing: Iron drums with plastic linling of 50kg net each

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