Clodinafop-propargyl
Chemical Name: Propynyl (R)-2-[4-[(5-chloro-3-fluoro-2-pyridinyl)oxy] phenoxy]propanoate
Formula: C14H11ClFNO4
Molecular Weight: 311.7
CAS NO.: 105512-06-9
Description: Melting Point: 48.2-57.1°C. Stability: under standard conditions .
Toxicity:        
Mammalian toxicity: WHO Classification: Class III slightly hazardous     
Environmental toxicity: It is non-toxic to fish, birds and bees.
Shelf life: Two years under normal storage conditions              
     
Main application:       
Fatty acid synthesis inhibitor, by inhibition of acetyl CoA carboxylase (ACCase).
Mode of action:Post-emergence, systemic grass herbicide. Phytotoxic symptoms appear within 1-3 weeks, affecting meristematic tissue.
Uses:Used for post-emergence control of annual grasses, including Avena, Lolium, Setaria, Phalaris and Alopecurus spp., in cereals, at 30-60 g/ha.   
 
Cloquintocet-mexyl
CAS No: 99607-70-2 
Molecular formula: C18H22ClNO3 
Molecular weight: 335.8252
Appearance : light yellow powder, M.p. 69.4 ºC; (tech., 61.4-69.0 ºC) V.p. 5.31 ´ 10-3 mPa (25 ºC) (OECD 104) KOW logP = 5.03 (25 ºC) Henry 3.02 ´ 10-3 Pa m3 mol-1 (calc.) S.g./density 1.05 g/cm3 (20 ºC) Solubility In water 0.59 mg/l (25 ºC). In ethanol 190, acetone 340, toluene 360, n-hexane 0.14, n-octanol 11 (all in g/l, 25 ºC). Stability Stable in acidic and neutral media, hydrolysed in alkaline media. DT50 (25 ºC) 133.7 d (pH 7). pKa 3.5-4 (weak base, est.)
May cause sensitization by skin contact. , Oral Acute oral LD50 for rats and mice >2000 mg/kg. Skin and eye Acute percutaneous LD50 for rats >2000 mg/kg. Non-irritating to eyes and skin (rabbits). May cause skin sensitisation (guinea pigs). Inhalation LC50 (4 h) for rats >0.935 mg/l air. NOEL (2 y) for rats 4 mg/kg b.w. daily; (18 mo) for mice 106.5 mg/kg b.w. daily; (1 y) for dogs 44 mg/kg b.w. daily. ADI 0.04 mg/kg b.w. Toxicity class WHO (a.i.) III EC hazard (R43)