Abstract Chlorantraniliprole is one of the most widely used broad-spectrum pesticides. This paper studied three solid forms of chlorantraniliprole, among which two novel solvates were introduced, as well as their… Click to show full abstract
Abstract Chlorantraniliprole is one of the most widely used broad-spectrum pesticides. This paper studied three solid forms of chlorantraniliprole, among which two novel solvates were introduced, as well as their crystal structures. Form 2 and form 3 are defined as DME solvate in the triclinic space group P‾1 (Z = 4) and pyridine solvate in the triclinic space group P‾1 (Z = 2), respectively. All of the three forms were characterized and identified by powder X-ray diffraction, thermal analysis (DSC and TG), vibrational spectroscopy (IR and Raman), electron microscopy and particle size distribution. Solid-state stability and transformation relationship of the solid forms were also investigated. Besides, the insecticidal activities of form 1 and form 2 were examined.
               
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