metazachlor

acetamide, 2-chloro-N-(2,6-dimethylphenyl)-N-(1H-pyrazol-1-ylmethyl)-

CAS: 67129-08-2 C14 H16 Cl N3 O MW: 277.75372000

Identification

Namemetazachlor
CAS Number67129-08-2
EINECS266-583-0
FDA UNIITPY2K437O4
Molecular FormulaC14 H16 Cl N3 O
Molecular Weight277.75372000
MDL NumberMFCD00055509
Nikkaji NumberJ19.048I
Beilstein0621550

Regulatory

Physical Properties

Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Melting Point 85.00 °C. @ 760.00 mm Hg
Boiling Point 439.20 °C. @ 760.00 mm Hg (est)
Flash Point 427.00 °F. TCC ( 219.40 °C. ) (est)
logP (o/w) 2.130
Soluble in water, 430 mg/L @ 20 °C (exp)

No sensory data available

Safety Information

Oral/Parenteral Toxicityoral-rat LD50 1000 mg/kg
Dermal Toxicityskin-rat LD50 > 6810 mg/kg
Inhalation ToxicityNot determined

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryherbicides / pesticides
Recommendation for metazachlor usage levels up tonot for fragrance use.
Recommendation for metazachlor flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

acetamide, 2-chloro-N-(2,6-dimethylphenyl)-N-(1H-pyrazol-1-ylmethyl)- 2- chloro-N-(2,6-dimethyl phenyl)-N-(1H-pyrazol-1-yl methyl)acetamide 2- chloro-N-(2,6-dimethylphenyl)-N-(1H-pyrazol-1-ylmethyl)-acetamide 2- chloro-N-(2,6-dimethylphenyl)-N-(1H-pyrazol-1-ylmethyl)acetamide 2- chloro-N-(2,6-dimethylphenyl)-N-(pyrazol-1-ylmethyl)acetamide 2- chloro-N-(pyrazol-1-ylmethyl)acet-2',6'-xylidide N-(2,6- dimethylphenyl)-2-chloro-N-(pyrazolylmethyl)acetamide metazachlor [BSI] [ISO] N-((1H- pyrazol-1-yl)methyl)-2-chloro-N-(2,6-dimethylphenyl)acetamide PubMed: Investigating the dynamics of two herbicides at a karst spring in Germany: Consequences for sustainable raw water management. PubMed: Sorption of polar herbicides and herbicide metabolites by biochar-amended soil. PubMed: Influence of formulation on mobility of metazachlor in soil. PubMed: Dynamics and mitigation of six pesticides in a "Wet" forest buffer zone. PubMed: Accumulation and half-lives of 13 pesticides in muscle tissue of freshwater fishes through food exposure. PubMed: Risk assessment of herbicides and booster biocides along estuarine continuums in the Bay of Vilaine area (Brittany, France). PubMed: Pesticide pressure and fish farming in barrage pond in Northeastern France. Part II: residues of 13 pesticides in water, sediments, edible fish and their relationships. PubMed: Low molecular weight poly(lactic acid) microparticles for controlled release of the herbicide metazachlor: preparation, morphology, and release kinetics. PubMed: Pesticide pressure and fish farming in barrage pond in northeastern France. Part III: how management can affect pesticide profiles in edible fish? PubMed: Inhibition of saturated very-long-chain fatty acid biosynthesis by mefluidide and perfluidone, selective inhibitors of 3-ketoacyl-CoA synthases. PubMed: Non-targeted analysis of wastewater treatment plant effluents by high performance liquid chromatography-time slice-solid phase extraction-nuclear magnetic resonance/time-of-flight-mass spectrometry. PubMed: Multiresidue method for the determination of 13 pesticides in three environmental matrices: water, sediments and fish muscle. PubMed: Development of an enzyme-linked immunosorbent assay for determination of pretilachlor in water and soil. PubMed: Selected pesticides adsorption and desorption in substrates from artificial wetland and forest buffer. PubMed: Multiresidue method to quantify pesticides in fish muscle by QuEChERS-based extraction and LC-MS/MS. PubMed: Herbicide effects of metazachlor on duckweed (Lemna minor and Spirodela polyrhiza) in test systems with different trophic status and complexity. PubMed: Specific interactions of chloroacetanilide herbicides with human ABC transporter proteins. PubMed: Measurement and modelling of glyphosate fate compared with that of herbicides replaced as a result of the introduction of glyphosate-resistant oilseed rape. PubMed: Response of plankton communities in freshwater pond and stream mesocosms to the herbicide metazachlor. PubMed: Effects of the herbicide metazachlor on macrophytes and ecosystem function in freshwater pond and stream mesocosms. PubMed: Comparison of different sorbents for multiresidue solid-phase extraction of 16 pesticides from groundwater coupled with high-performance liquid chromatography. PubMed: Environmental fate of herbicides trifluralin, metazachlor, metamitron and sulcotrione compared with that of glyphosate, a substitute broad spectrum herbicide for different glyphosate-resistant crops. PubMed: Glyphosate adsorption in soils compared to herbicides replaced with the introduction of glyphosate resistant crops. PubMed: Wet deposition of pesticides and nitrophenols at two sites in Denmark: measurements and contributions from regional sources. PubMed: The very-long-chain fatty acid synthase is inhibited by chloroacetamides. PubMed: Pesticide pollution remains severe after cleanup of a stockpile of obsolete pesticides at Vikuge, Tanzania. PubMed: Pesticide residues on the external surfaces of field crop sprayers: occupational exposure. PubMed: Pesticide residues on the external surfaces of field-crop sprayers: environmental impact. PubMed: Effects of pesticides on yeasts isolated from agricultural soil. PubMed: Covalent binding of chloroacetamide herbicides to the active site cysteine of plant type III polyketide synthases. PubMed: Predictability of combined effects of eight chloroacetanilide herbicides on algal reproduction. PubMed: Effects of transgenic glufosinate-tolerant oilseed rape (Brassica napus) and the associated herbicide application on eubacterial and Pseudomonas communities in the rhizosphere. PubMed: Determination of polar pesticides with atmospheric pressure chemical ionisation mass spectrometry-mass spectrometry using methanol and/or acetonitrile for solid-phase desorption and gradient liquid chromatography. PubMed: An immunoassay for metolachlor detection in river water and soil.