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2-Chloro-5-trichloromethylpyridine

CAS Number: 69045-78-9

Molecular Formula: C6H3Cl4N

Molecular Weight: approximately 230.90 g/mol

Appearance: Colorless to brown solid or liquid.

It is commonly used as an intermediate in pesticides, pharmaceuticals, and industrial production.

AttributeDetails
Chemical Name 2-Chloro-5-trichloromethylpyridine
CAS Number 69045-78-9
Molecular Formula C6H3Cl4N
Molecular Weight 230.9067 g/mol
Appearance White crystal or colorless to light yellow liquid/crystal
Melting Point 62~63°C (alternative source: not specified, but within the range of pyridine derivatives)
Boiling Point 136~138°C (alternative source: 281.8°C at 760 mmHg)
Density 1.582 g/cm³
Flash Point 151.2°C (alternative source: 65°C for a related compound)
Vapor Pressure 0.00596 mmHg at 25°C
Solubility Not soluble in water
Stability Stable under normal conditions
Primary Uses Intermediate in the production of agricultural chemicals (e.g., imidacloprid and acetamiprid) and pharmaceuticals
Production Method Synthesis from 3-methylpyridine using azobisisobutyronitrile as a catalyst through photochlorination
Safety Information Xi (Irritant), R-phrases and S-phrases as per standard chemical safety data

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