SETHOXYDIM

Common name: Sethoxydim

Chemical name:(±-(EZ)-2-(1-ethoxyiminobutyl)-5-[2-(ethylthio)propyl]-3-hydroxycyclohex-2-enone

Molecular formula: C₁₇H₂₉NO₃S

Molecular weight: 327.5

CAS No.：74051-80-2

Structural formula:

Physical chemistry: Form Oily,odourless liquid. B.p.>90℃/3×10-5mmHg. V.p.<0.013mPa.  S,g,/density1.043 at 25℃.Kow logP=4.51(Ph5), Solubility In water 25(Ph4),4700(Ph7)(both in mg/l,20℃), Soluble in most common organic solvents e.g.acetone, benzene, thyl acetate,  hexane,methanol all>1kg/kg(25℃).Stability The commercial product is stable for at least 2 y under normal storage conditions.At 10mg/l,12h/d illumination with xenon lamp.DT50 IS 5.5d(Ph 8.7,25℃).

Use: Control of annual(at 0.20-0.25kg a.i/ha)and perennial(0.2-0.5kg/ha)grasses (except Poa spp.) in broad-leaved crops,including cotton, oilseed rape, soya beans,sugar beet,fodder beet, sunflowers, spinach, potatoes, tobacco, peanuts. strawberries. alfalfa, flax, and vegetables.

Mammalian toxicology: Oral Acute oral LD50 for male rats 3200,female rats 2676.Skin and eye Acute percutaneous LD50 for rats and mice>5000mg/kg.Non-irritationg to skin and eyes(rabbits);no skin sensitisation. Inhalation LC50(4h) for rats>6.28mg/kg.

Formulation types: 12.5%,20% sethoxydimEC%,92% sethoxydim TECH; 

Packing: 12.5%,20% EC,92% TECH 200L /Iron drum.

Specification:  Active in gredient           % ≥             92
                          Water                             % ≤              0.5  
                          Acidity（as H2SO4）     % ≤              0.3
                           Insoluble in acetone      % ≤              0.3