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Herbicides

Iodosulfuron-methyl sodium

Chemical Name: IUPAC: sodium ({[5-iodo-2-(methoxycarbonyl)phenyl]sulfonyl}carbamoyl)(4-methoxy-6-methyl-1,3,5-triazin-2-yl)azanide; sodium salt of methyl 4-iodo-2-[[[[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino]carbonyl]amino]sulfonyl]benzoate

Formula: C14H13IN5NaO6S

Molecular Weight: 493.27 g/mol (parent); 529.28 g/mol (iodosulfuron-methyl-sodium)

CAS No.: 185119-76-0 (parent); 144550-36-7 (iodosulfuron-methyl-sodium)

CIPAC No.: 634 (parent); 634.501 (iodosulfuron-methyl-sodium)

Structure:

  iodosulfuron

  iodosulfuron-methyl-sodium

Description:

Appearance: crystalline powder.

Relative density: 1.76g/cm3 (20°C)

Melting Point: 148-152 °C.

Vapour Pressure: 2.6×10-9 Pa (20°C)

Stability: Water solubility: (20°C) PH 4: 20mg/L

PH 5: 160mg/L

PH 7: 25000mg/l

PH 9: 65000 mg/l

Specification: 95%TC

Uses: Sulfonylurea herbicide for post-emergence use in cereals; acetolactate synthase inhibitor.

 

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