Desmedipham

Name and Structure

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

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

Structural formula:

Physical and Chemical Properties

colourless crystals M.P.120°C,V.P<1.30umPa(25°C),Solubility:in water 7 mg/L(PH7,20°C)Readily soluble in polar organic Solvents:acetone 400, isophorone 400, methanol 180 chloroform 78,Benzene 1.6 (all in g/L,20°C) Stability:Two years at room tempterature. Water 91 mg/ml at 20°C Water 0.9mg/ml at 27.7°C 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

Uses

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% TC,16%EC

Package

Technical:Iron drums with plastic linling of 50kg net each;

16%EC:Iron drums with plastic lining of 200L each.

manufacturer ZheJiang DongFeng Chem.Ind Co.,Ltd.

Add:Xiaodoumen,airport Road,Wenzhou,Zhejiang,China

Tel:0086-577-86880611

Fax:0086-577-86880616

P.C.:325024

Contact:Zhang Chunbiao

E-mail:zjdf@hi2000.com