Specifications
Common name: Flazasulfuron
Chemical Name: N-[[(4, 6-dimethoxy-2-pyrimidinyl) amino] carbonyl]-3-(trifluoromethyl)-2- pyridinesulfonamide
Formula: C13H12F3N5O5S
Molecular Weight: 407.3
CAS No.: 104040-78-0
Specification: 95%TC, 25%WDG
Physical & Chemical Properties
Appearance: Odourless, white crystaline powder.
Melting Point: 180 º C.
Vapour Pressure: <0.013MPa (25 º C).
Solubility: In water 2.1 g/l (pH7, 25 º C). In octanol 0.2, methanol 4.2, acetone 22.7, toluene 0.56, acetonitrile 8.7(all in g/l, 25º C); In hexane 0.5mg/l(25º C).
Stability: DT50 in water 17.4h (pH 4); 16.6h (pH 7); 13.1h (pH 9) (all 22º C) pKa 4.37 (20º C)
Application
Pre- and post- emergency control of grass and broad-leave weeds and sedges(especially Cyperus brevifolius and Cyperrus rotundus) in warm-season turf (Zoysia and Cynodon spp. ), at 25-100 g/ha. Also used in vines and sugar cane, at 35-75 g/ha; And in citrus, olives and on railways and other non-crop land.
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