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Iodosulfuron methyl sodium Structure

Iodosulfuron methyl sodium

Chemical Properties

Melting point 152°
storage temp.  0-6°C
solubility  Solubility in organic solvents (g/l at 20 °C)
Acetonitrile 52
Ethyl acetate 23
n‐Heptane 0.001
Methanol 12
2‐Propanol 4.4
Toluene 2.1
pka Dissociation constant (pKa at 20 °C) 3.22 (Under strong acidic conditions – pH 2 – formation of iodosulfuron‐methyl)
color  Off-White to Pale Beige
Water Solubility  Solubility in water (g/l at 20 °C) 0.16 (pH 5) 25.0 (pH 7) 65.0 (pH 9).
CAS DataBase Reference 144550-36-7(CAS DataBase Reference)
EPA Substance Registry System Iodosulfuron-methyl-sodium (144550-36-7)

Safety Information

Hazard Codes  N
Risk Statements  50/53
Safety Statements  60-61
RIDADR  UN 3077
WGK Germany  2
Toxicity LD50 in rats (mg/kg): 2678 orally; >2000 dermally (Hacker)

Usage And Synthesis

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