Agent Name

Metobromuron

CAS Number

3060-89-7

Formula

C9-H11-Br-N2-O2

Major Category

Pesticides

Synonyms

3-(4-Bromophenyl)-1-methoxy-1-methylurea; 3-(p-Bromophenyl)-1-methoxy-1-methylurea; 3-(p-Bromophenyl)-1-methyl-1-methoxyurea; C-3126; CIBA-3126; Metbromuron; Monobromuron; N'-(4-Bromophenyl)-N-methoxy-N-methylurea; N-(4-Bromophenyl)-N'-methyl-N'-methoxy-harnstoff [German]; Patoran; Pattonex; Urea, 3-(p-bromophenyl)-1-methoxy-1-methyl-; Urea, N'-(4-bromophenyl)-N-methoxy-N-methyl-; [ChemIDplus]

Category

Herbicides, Urea Derivative

Description

Colorless solid; [Hawley] White solid; [HSDB]

Sources/Uses

Used as pre-emergence herbicide to control annual broad-leaved weeds and grasses in beans, soybeans, tomatoes, tobacco, potatoes, flax, and sunflowers; Not sold in the US; [HSDB] Used in the EU as herbicide on potatoes; [ExPub: EC: EFSA]

Comments

Urea-derived herbicides have low toxicity in animal feeding studies; May induce methemoglobinemia; [HSDB] Systemic toxicity unlikely unless large amounts ingested; [EPA Pesticides, p. 122] An eye irritant; Harmful by ingestion and inhalation; [Sigma-Aldrich MSDS]

Exposure Assessment
Vapor Pressure

3.0E-6 mm Hg

Lethal Concentration

LC50 (rat) > 1,100 mg/m3/4hr

Adverse Effects
Methemoglobinemia

Methemoglobinemia, Secondary

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: