Isoxaben

Action/Use:

Herbicide

Use: A preemergence herbicide for certain broadleaf weeds and annual grasses. Gallery* and Snapshot* for use in ornamentals (container/field grown, landscape) turf, noncropland, Christmas tree/conifer plantations, non-bearing nut and fruit trees and vineyards. Showcase* for use on field and container grown ornamentals, nonbearing fruit and nut trees, noncropland. Skirmish* for use on peas. Trellis* for use on bearing and non-bearing tree nuts, grapes, and non-bearing pome and stone fruits.

Identification

Common Name(s): Isoxaben (ANSI, BSI, WSSA, ISO draft)

Chemistry

Class: Benzamide.

Properties: Light tan granule; mild aromatic odor. Slight solubility in organic solvents (methanol, ethyl acetate, dichloromethane, acetonitrile).

Mode of Action / Resistance Management

Chemical Group: Benzamide

Mode of Action: Inhibition of cell wall (cellulose) synthesis

Action Group: HRAC Group L; WSSA Group 21

Environmental Guidelines

Water Solubility: 1 ppm

Safety Guidelines

Signal Word: CAUTION

Toxicity Class: III

Toxicity: Tech: (Rat): Oral LD₅₀ >5000 mg/kg

Handling/storage Cautions: Stable under moderate conditions. Avoid temperatures above 120°F

Suppliers and Branded Products

Basic Producers:

Dow AgroSciences LLC (Gallery*, Trellis*)

Premix Products:

+ Oxyfluorfen+ Trifluralin

Showcase* — Dow AgroSciences LLC

+ Terbuthylazine

Skirmish* — Syngenta

+ Trifluralin

Snapshot* 2.5TG — Dow AgroSciences LLC

Discontinued Names:

Snapshot*