Product Identification

Product Name

Rimsulfuron

Synonyms

1-(4,6-Dimethoxypyrimidin-2-yl)-3-(3-ethylsulfonyl-2-pyridylsulfonyl)urea
3-(4,6-Dimethoxypyrimidin-2-yl)-1-(3-ethylsulfonylpyridin-2-yl)sulfonylurea
N-(((4,6-Dimethoxy-2-pyrimidinyl)amino)carbonyl)-3-(ethylsulfonyl)-2-pyridinesulfonamide

CAS

122931-48-0

Formula

C14H17N5O7S2

Molecular Weight

431.45

RTECS

UT7900000

RTECS Class

Agricultural Chemical and Pesticide; Mutagen

Merck

12,10356

Beilstein/Gmelin

7501778

Beilstein Reference

6-25

Physical and Chemical Properties

Appearance

Off white to tan with no distinct odor.

Solubility in water

7.3 g/L (25 C)

pKa/pKb

3.07 (pKa)

Usage

Substance is used as a herbicide.

First Aid Measures

Ingestion

No specific intervention is indicated, as the compound is not likely to be hazardous by ingestion. Consult a physician if necessary.

Inhalation

No specific intervention is indicated, as the compound is not likely to be hazardous by inhalation. Consult a physician if necessary.

Skin

Take off contaminated clothing. Rinse skin immediately with plenty of water for 15-20 minutes. Call a poison control center or doctor for treatment advice.

Eyes

Hold eye open and rinse slowly and gently with water for 15-20 minutes. Remove contact lenses, if present after the first 5 minutes, then continue rinsing eye. Call a poison control center or doctor for treatment advice.

Handling and Storage

Storage

Store product in original container only. Do not contaminate water, other pesticides, fertilizer, food or feed in storage.

Hazards Identification

Eyes

Irritation with discomfort, tearing, or blurring of vision.

Hazards

Not a fire or explosion hazard.

Exposure Controls/Personal Protection

Personal Protection

Long-sleeved shirt and long pants. Chemical Resistant Gloves Category A (such as butyl rubber, natural rubber, neoprene rubber, or nitrile rubber) greater than or equal to 14 mils. Shoes plus socks.

Poison Class

5

Fire Fighting Measures

Fire Fighting

Evacuate personnel to a safe area. Wear self-contained breathing apparatus. Wear full protective equipment. Use water spray. Extinguish using water, foam dry chemical or CO2.

Accidental Release Measures

Small spills/leaks

Dike spill. Prevent material from entering sewers, waterways, or low areas. Shovel or sweep up.

Stability and Reactivity

Stability

Stable at normal temperatures and pressures.

Incompatibilities

Strong oxidizing agents.