5-Chloro-2,3-difluoropyridine CAS 89402-43-7

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5-Chloro-2,3-difluoropyridine CAS 89402-43-7 Chemical Specification 

5-Chloro-2,3-difluoropyridine CAS 89402-43-7 Chemical Properties

Melting point 47-49c
Boiling point 135 ° C
Density 1.442g/ml25 ° C
Refractive index 1.4738
Flash point 135 ° C
Storage condition 2-8 ° C
Soluble chloroform (slight), dimethyl sulfoxide (slight), methanol (slight)
Forming oil
Acidity coefficient (PKA) -5.14 ± 0.20 (predicted)

5-Chloro-2,3-difluoropyridine CAS 89402-43-7 Application

2,3-difluoro-5-chloropyridine is an important intermediate for the synthesis of high-efficiency pesticide acetochlor. In recent ten years, fluorinated pesticides have developed rapidly, and have become the focus of the development of the world's pesticide industry. Among them, fluorinated pyrethroids and fluorinated benzoylurea pesticides are more developed and applied.