2-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-(trifluoromethyl)pyridine

2-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-(trifluoromethyl)pyridine, identified by CAS 2377611-69-1, is an organoboron compound featuring a pyridine core substituted with a chlorine atom, a trifluoromethyl group, and a pinacol boronate ester. Its molecular formula is C12H14BClF3NO2 and its molecular weight is 307.50 g/mol. This compound serves as a key intermediate in synthetic chemistry, offering a reactive boronate group for cross-coupling reactions and a halogen for further functionalization. The trifluoromethyl group provides electron-withdrawing properties, influencing the reactivity and electronic profile of the pyridine ring. It is typically employed in the synthesis of complex organic molecules, including potential pharmaceutical intermediates and agrochemicals, where precise structural modifications are required for research purposes.

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