FLUPYRSULFURON-METHYL SODIUM Property

Melting point:

172-173°

solubility 

Solubility in organic solvents (g/l at 20 °C) Acetone 3.1 (93.4%) Acetonitrile 4.3 Benzene 0.028 Dichloromethane 0.60 Hexane <0.001 Methanol 5.0 n‐Octanol 0.19

pka

4.9(at 25℃)

Water Solubility 

Solubility in water (g l?1at 20 °C) 0.06 (93.4%) (pH 5) 0.61 (pH 6) Instability of the solution (pH 7)

LogP

0.960

EPA Substance Registry System

3-Pyridinecarboxylic acid, 2-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-6-(trifluoromethyl)-, methyl ester, sodium salt (1:1) (144740-54-5)

Safety

Hazard Codes 

N

Risk Statements 

50/53

Safety Statements 

60-61

RIDADR 

UN 3077 9 / PGIII

WGK Germany 

3

Toxicity

LD50 in rats, Japanese quail, mallard duck (mg/kg): >5000, >2250, >2250 orally; in rabbits (mg/kg): >2000 dermally; LC50 (96hr) in rainbow trout, carp (mg/l): 470, 820; LC50 in rats (mg/l): >5.8 by inhalation (Teaney)

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P273Avoid release to the environment.

FLUPYRSULFURON-METHYL SODIUM Chemical Properties,Usage,Production

Uses

Herbicide.

Agricultural Uses

Flupyrsulfuron‐methyl‐sodium (DPX‐KE459) is a post‐emergent cereal herbicide designed for the control of problem grass weeds, such as Alopecurus myosuroides and Apera spica‐venti, as well as a wide range of broadleaf weeds.