Imazethapyr
Herbicides

Imazethapyr

CAS Number: 81335-77-5

Formula C15H19N3O3
Mol. Weight 289.33 g/mol
Purity ≥96.0% (HPLC)
Appearance White to light beige crystalline powder

Imazethapyr is an imidazolinone ALS (acetolactate synthase) inhibiting herbicide used for pre-emergence and early post-emergence control of broadleaf and grass weeds in soybean, groundnut, and other legume crops. It acts by blocking the enzyme ALS, disrupting branched-chain amino acid biosynthesis in susceptible plants. Imazethapyr is absorbed by both roots and foliage with good systemic distribution. AB Enterprises supplies Imazethapyr technical grade to agrochemical formulators producing SL, SC, and WDG herbicide products. Its selectivity to legumes and effectiveness against a wide weed spectrum make it a cornerstone product in soybean belt weed management.

Specifications

CAS Number 81335-77-5
Molecular Formula C15H19N3O3
Molecular Weight 289.33 g/mol
Appearance White to light beige crystalline powder
Assay / Purity ≥96.0% (HPLC)
Melting Point 169–173 °C
Solubility 1.4 g/L at 25 °C
pH (1% solution) 7.0–9.0
Storage Store in cool, dry, well-ventilated area in sealed containers away from moisture
Packaging As per requirement

Packaging & Bulk Pricing

Volume-based pricing — larger quantities mean better rates


1 – 5 kg
Sample / Lab HDPE jar, sealed Ships in 1–2 days
25 – 100 kg
Bulk Bulk industrial pack / carboy Ships in 3–7 days
100+ kg
Contract / OEM Custom packaging Lead time on request

All prices are ex-works Mumbai. Freight, GST, and hazmat surcharges (if applicable) quoted separately.

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