5-Chloro-2,3-difluoropyridine CAS 89402-43-7
  • 5-Chloro-2,3-difluoropyridine CAS 89402-43-75-Chloro-2,3-difluoropyridine CAS 89402-43-7

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

5-Chloro-2,3-difluoropyridine CAS 89402-43-7 Meta-bromobenzoic acid is a kind of very important chemical intermediates, which are widely used in analysis and detection (chemical reagents), organic synthesis and pharmaceutical intermediates (anti-rheumatic drug ketoprofen, etc.), curing accelerators.

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Product Description

Believe Chemical is a leading China 5-Chloro-2,3-difluoropyridine CAS 89402-43-7 manufacturer, supplier and exporter. Adhering to the pursuit of perfect quality of products, so that our 5-Chloro-2,3-difluoropyridine CAS 89402-43-7 have been satisfied by many customers. Shandong Believe Chemical Pte. Ltd. is a high-tech enterprise integrating R &D and sales of chemical technology. 

We are good at the advantages of chemical products in the field. Our products are exported to Europe, the United States, Japan, South Korea, Southeast Asia and other countries and regions. With science and technology as the guide, honesty as the foundation, quality as the life, and relying on the enterprise concept of innovation and development, we sincerely hope to establish exchanges and extensive cooperation with domestic and foreign customers to create prosperity!

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

Product Name 




Molecular Weight 










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Melting point

 47-49 °C 47℃


The result conform with standard

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.

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