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

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

Molecular Formula: C5H2ClF2N
Molecular Weight: 149.53
EINECS: 410-090-7
Purity: 97% Min.
Package: 100 g / 1 kg / 25 kg
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Product Introduction

Introduction
2,3-Difluoro-5-chloropyridine is an important intermediate for the synthesis of high-efficiency pesticide clodinafop-propargyl.


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

ITEMS

SPECIFICATION

Melting point 

47-49 C

Storage temp. 

2-8°C

Fp 

135°C

Refractive index 

1.4738

Density 

1.442 g/mL at 25 °C

Boiling point 

135°C

pka

-5.14±0.20(Predicted)

BRN 

4177319

CAS DataBase Reference

89402-43-7(CAS DataBase Reference)


Synthesis of CAS 89402-43-7 | 5-Chloro-2,3-difluoropyridine

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Conditions

With potassium fluoride; C6H10BNO4 In dimethyl sulfoxide at 60℃; for 5h; Solvent; Temperature

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