What are the physical and chemical properties of 2-Ethynyl-5-(trifluoromethyl)pyridine (CAS: 379670-42-5)?

2-Ethynyl-5-(trifluoromethyl)pyridine (CAS: 379670-42-5) is a crystalline solid with a molecular weight of approximately 218.07 g/mol. It has a low solubility in water but is more soluble in organic solvents like dichloromethane and acetone. It is moderately reactive, particularly with nucleophiles. It is prone to undergo substitution reactions and can form stable complexes with certain metal ions.