Cyhalofop-Butyl Phenoxycarboxylic Acids Herbicide

Common name: Cyhalofop-Butyl

Chemical name: 

(R)-2-[4-(4-cyano-2-fluorophenoxy)phenoxy] butyl propionate

Molecular formula: C20H20FNO4

Structural formula:

Molecular weight:  357.38

CAS No. : 122008-85-9

Physical and chemical properties:

White solid crystal, melting point 50℃, vapor pressure: 1.2x10^-3mPa (20℃), lipophilic-hydrophilic equilibrium constant KowlogP=3.31, water solubility is 0.7ppm (pH7, 20℃). Stability: stable at pH4, slowly decomposed at pH7, and quickly decomposed at pH1.2 or pH9.

Product description：

Cyhalofop-butyl is a newly developed oxyphenoxypropionic acid systemic conductive herbicide by DowElanw Co. Ltd. The brand name is Clincher and the code name is XED-537. The name is (R)-2-[4-(4-cyano-2-fluorophenoxy)phenoxy] butyl propionate. It is mainly used in rice seedling fields, direct seeding fields, and transplanting fields to prevent barnyard grass, Most vicious gramineous weeds such as Stephanotis and Gooseweed can effectively control weeds that are resistant to quinclorac, sulfonylurea and amide herbicides. It has the characteristics of high efficiency, low toxicity and low residue.

Usage：

Mainly used in rice seedling field, direct seeding field, transplanting field, to control most vicious gramineous weeds such as barnyardgrass, stephengrass, goosegrass, etc., and can effectively control quinclorac, sulfonylureas and amides. Agents produce resistant weeds.