cyhalofop-butyl
propanoic acid, 2-(4-(4-cyano-2-fluorophenoxy)phenoxy)-, butyl ester, (2R)-
Identification
| Name | cyhalofop-butyl |
| CAS Number | 122008-85-9 |
| FDA UNII | 18HGV9OC6G |
| Molecular Formula | C20 H20 F N O4 |
| Molecular Weight | 357.38160320 |
| MDL Number | MFCD01631151 |
| Nikkaji Number | J738.981G |
Regulatory
Physical Properties
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Melting Point | 49.50 °C. @ 760.00 mm Hg (est) |
| Boiling Point | 449.10 °C. @ 760.00 mm Hg (est) |
| Vapor Pressure | 5.300000 mmHg @ 25.00 °C. (est) |
| Flash Point | 438.00 °F. TCC ( 225.40 °C. ) (est) |
| logP (o/w) | 4.400 (est) |
| Soluble in | water, 4.525 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | herbicides / pesticides |
| Recommendation for cyhalofop-butyl usage levels up to | not for fragrance use. |
| Recommendation for cyhalofop-butyl flavor usage levels up to | not for flavor use. |
Potential Uses
Natural Occurrence
Synonyms
butyl (2R)-2-[4-(4-cyano-2-fluorophenoxy)phenoxy]propanoate
clincher
propanoic acid, 2-(4-(4-cyano-2-fluorophenoxy)phenoxy)-, butyl ester, (2R)-
XDE 537
PubMed:
Mechanism of resistance to fenoxaprop in Japanese foxtail (Alopecurus japonicus) from China.
PubMed:
Determination and study on dissipation and residue determination of cyhalofop-butyl and its metabolite using HPLC-MS/MS in a rice ecosystem.
PubMed:
Soil adsorption studies of a rice herbicide, cyhalofop-butyl, in two texturally different soils of India.
PubMed:
Effects of sprout cutting plus systemic herbicide application on the initial growth of giant reed.
PubMed:
Sequential dispersive liquid-liquid microextraction for the determination of aryloxyphenoxy-propionate herbicides in water.
PubMed:
Evaluation of harvest residues of Cyhalofop-butyl in paddy soil.
PubMed:
Effects of sewage sludge amendments on pesticide sorption and leaching through undisturbed Mediterranean soils.
PubMed:
Novel and highly effective chemoenzymatic synthesis of (2R)-2-[4-(4-cyano-2-fluorophenoxy)phenoxy]butylpropanoate based on lipase mediated transesterification.
PubMed:
Isolation of the fenoxaprop-ethyl (FE)-degrading bacterium Rhodococcus sp. T1, and cloning of FE hydrolase gene feh.
PubMed:
Degradation of cyhalofop-butyl (CyB) by Pseudomonas azotoformans strain QDZ-1 and cloning of a novel gene encoding CyB-hydrolyzing esterase.
PubMed:
Direct and indirect photolysis of cyhalofop in aqueous systems.
PubMed:
Development of methods for multiresidue analysis of rice post-emergence herbicides in loam soil and their possible applications to soils of different composition.
PubMed:
A multi-residue method for pesticide residue analysis in rice grains using matrix solid-phase dispersion extraction and high-performance liquid chromatography-diode array detection.
PubMed:
Comparison of extraction solvents and conditions for herbicide residues in milled rice with liquid chromatography-diode array detection analysis (LC-DAD).
PubMed:
Liquid chromatographic-diode-array detection multiresidue determination of rice herbicides in drinking and paddy-field water.
PubMed:
Hydrolysis and adsorption of cyhalofop-butyl and cyhalofop-acid on soil colloids.
PubMed:
Effect of undesalted dissolved organic matter from composts on persistence, adsorption, and mobility of cyhalofop herbicide in soils.
PubMed:
Morphological and molecular characterization of different Echinochloa spp. and Oryza sativa populations.
PubMed:
Basis of selectivity of cyhalofop-butyl in Oryza sativa L.
PubMed:
Determination of antagonism between cyhalofop-butyl and other rice (Oryza sativa) herbicides in barnyardgrass (Echinochloa crus-galli).
PubMed:
Botanical identification of several Echinochloa biotypes collected in Spanish rice fields with control failures of cyhalofop-butyl.
PubMed:
Alternative control of two biotypes of Echinochloa phyllopogon susceptible and resistant to fenoxaprop-ethyl.
PubMed:
Cross-resistance to ACCase inhibitors of Lolium multiflorum, Lolium perenne and Lolium rigidum found in Chile.
PubMed:
Is it possible to detect Echinochloa spp. tolerance to ACCase-inhibiting herbicides using a simple quick tolerance test?