Metobromuron

Description

Metobromuron · CAS 3060-89-7 · C9H11BrN2O2. UNII 4251089P3L. Melting Point: 95-96 °C; Vapor Pressure: 0.000003 [mmHg]; Vapor Pressure: 3X10-6 MM HG @ 20 °C.

Identification

Computed Descriptors

Physical & Chemical Properties

Physical description & handling notes

• Colorless solid; [Hawley] White solid; [HSDB]
• CRYSTALS FROM CYCLOHEXANE
• WHITE CRYSTALS
• IN WATER: 320 PPM AT 20 °C; SOL IN METHANOL, ETHANOL, ACETONE, CHLOROFORM
• At 20 °C, in water 0.88 mg/100 g; in acetone more than 100 g/100 g; in ethanol 18.2 g/100 g; in chloroform 62.5 g/100 g
• Very stable in neutral, weakly acidic and weakly alkaline media; hydrolyzed by strong acids and bases; the formulated product is stable up to 50 °C for at least 2 yr.

Regulatory Status

GHS Hazard Classification

Documented 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]
• Used on beans, soybeans, tomatoes, tobacco, potatoes, flax, and sunflowers.
• /IT IS A/ SELECTIVE PRE-EMERGENT ANNUAL BROADLEAFED WEED AND GRASS CONTROL IN POTATOES, WHITE (FIELD) AND SNAP (BUSH) BEANS, AT 1.5-2.5 KG AI/HECTARE … /IT IS/ SOMEWHAT LESS EFFECTIVE AGAINST GRASSES, PARTICULARLY AT LOW RATES.
• … RECOMMENDED FOR PRE-EMERGENCE USE ON POTATOES, BEANS, GROUNDNUTS AT RATES OF 1.5-2.0 KG AI/HECTARE, ON TOBACCO PRIOR TO TRANSPLANTING AT 1.5-2.5 KG AI/HECTARE.
• PREPARED BY BROMINATION OF N-PHENYL-N'-METHOXY-N'-METHYLUREA: H MARTIN ET AL, SWISS PATENT 405,821 CORRESP TO US PATENT 3,288,851 (BOTH 1966 TO CIBA).
• BY BROMINATION OF 1-METHOXY-1-METHYL-3-PHENYLUREA OR BY REACTION OF 4-BROMOPHENYL ISOCYANATE WITH O,N-DIMETHYLHYDROXYLAMINE. … BRITISH PATENT 965,313; US PATENT 3,223,721.

Synonyms

METOBROMURON; 3060-89-7; Metbromuron; Monobromuron; Pattonex; 3-(4-Bromophenyl)-1-methoxy-1-methylurea; N'-(4-Bromophenyl)-N-methoxy-N-methylurea; 3-(p-Bromophenyl)-1-methoxy-1-methylurea; DTXSID6042157; Urea, 3-(p-bromophenyl)-1-methoxy-1-methyl-; 3-(p-Bromophenyl)-1-methyl-1-methoxyurea; 4251089P3L; DTXCID4022157; N-(4-Bromophenyl)-N'-methyl-N'-methoxy-harnstoff; RefChem:158371; 221-301-5

Frequently Asked Questions

What are the CAS number and molecular formula of Metobromuron?

CAS 3060-89-7; molecular formula C9H11BrN2O2; molecular weight — g/mol.

What other names is Metobromuron known by?

METOBROMURON, 3060-89-7, Metbromuron, Monobromuron, Pattonex, 3-(4-Bromophenyl)-1-methoxy-1-methylurea.

Is Metobromuron classified as hazardous?

5.1% of GHS notifications report no hazard classification (3 of 59).

What are the key physical properties of Metobromuron?

Melting Point: 95-96 °C; Vapor Pressure: 0.000003 [mmHg]; Vapor Pressure: 3X10-6 MM HG @ 20 °C; LogP: 2.41.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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