high-efficiency cloquintocet-mexyl 97%TC CAS No.:99607-70-2 Herbicide CAS NO.99607-70-2

specifications

1. name: cloquintocet-mexyl
2. cas: 99607-70-2
3. it's a kind of organic synthetic and medicine intermediate.

specification:technical:content≥97%,moisture≤0.3%, ph :4¬7, insoluble in acetone 0.5%

appearance : faint 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)

cloquintocet-mexyl 97%tc

quality index:

physicochemical property: it is a kind of field gray powder with its melting point:68~70

notice of storage and transportation: stored in cool warehouse, far from fire, heat and insolation, and keep the vessel closed.

toxicity:15% topik wp[clodinafop-propargyl:cloquintocet-mexyl=4:1]

uses:

[appplication]effective to alopecurus aequalis sobol, wild oat and annual bluegrass. non-effective to broad-leaf weed.