4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole → HCID 11324521, compound

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Reaction Steps

2,2-Bis-(4-chloro-phenyl)-2-fluoro-ethylamine was reacted with 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole following the procedure set out in Example 1 except that heating was carried out at 100° C. for 5 minutes using 300 W power in a CEM microwave, to obtain the title compound. LCMS (PS-B4) Rt 6.69 min [M−F−]+296. 1H NMR (Me-d3-OD) δ 4.04 (2H, d), 7.47-7.55 (6H, m), 7.77 (2H, d), 8.41 (2H, d).

Provenance & Evidence