See All ProductsMesotrione

Action

Herbicide

Use

A synthetic relative of natural herbicides produced by the plant Callistemon citrinus. For use on field corn, seed corn, sweet corn, yellow popcorn, and grain sorghum.

Formulation

Suspension concentrate.

Identification

Common Names

Mesotrione (BSI, ISO); Mésotrione (ISO-F)

Exp. Code Number

ZA 1296 (Syngenta)

CAS Code

104206-82-8

Chemistry

Compositions

2-(4-mesyl-2-nitrobenzoyl)cyclohexane-1,3-dione (IUPAC); 2-[4-(methylsulfonyl)-2-nitrobenzoyl]-1,3-cyclohexanedione (CAS)

Class

Callistemone.

Properties

Beige to tan liquid with a faint pleasant odor.

Molecular Formula

C14H13NO7S.

Mode of Action / Resistance Management

Chemical Group

triketone

Mode of Action

bleaching inhibition of 4-hydroxyphenyl-pyruvate-dioxygenase (4-HPPD)

Action Group

HRAC Group F2; WSSA Group 27

Environmental Guidelines

Hazard

Fish: LC50 (96 h) >120 mg/l (bluegill sunfish, rainbow trout). Bird: Oral LD50 >2000 (bobwhite quail); >5200 mg/kg (mallard duck)

Soil Particle Adsorption

Not persistent in soil. Stable in water. Moderately mobility in soil

Water Solubility

15,000 ppm

Safety Guidelines

Signal Word

CAUTION

Toxicity Class

III

Toxicity

(Rat): Oral LD50 >5000 mg/kg. Dermal LD50 >2000 mg/kg. Inhalation LC50 >5 mg/l

Handling/Storage Caution

Can be stored as low as 20°F

Spill Control/Cleanup

Control spill at its source and contain to prevent from spreading, contaminating soil, or entering sewage and drainage systems or any body of water. Clean up immediately. Solid; Sweep up material and place in compatible disposal container. Liquid: Cover entire spill with absorbing material and place into compatible disposal container. Scrub area with hard water detergent. Pick up wash liquid with additional absorbent and place in container. Seal container and arrange disposition

Product/Waste Disposal

Do not reuse product containers. Dispose of product containers, waste containers, and residues according to local, state, and federal health and environmental regulations

Protective Clothing

Long-sleeved shirt and long pants. Chemical-resistant gloves. Shoes plus socks.

Emergency Guidelines

First Aid

Get medical aid. Eyes: irrigate with eyewash solution or clean water, holding eyelids apart for at least 15 minutes. Skin: wash with soap and water. Ingestion: Do NOT induce vomiting. Inhalation: remove to fresh air. Keep warm and at rest