1,1,1-Trifluoro-3-iodopropane → 5-fluoro-3-iodo-1-(3,3,3-trifluoropropyl)-1H-indazole

Participants

Reaction Steps

The title compound was prepared in 46% yield from 5-fluoro-3-iodo-indazole and 1,1,1-trifluoro-3-iodopropane according to the general procedure for Preparation 10A. The minor isomer was not isolated or characterized. 1H NMR (400 MHz, CDCl3): δ 2.75-2.83 (2H, m), 4.60 (2H, t, J=7.2 Hz), 7.14 (1H, dd, J=2.0, 8.0 Hz), 7.26 (1H, td, J=2.4, 9.2 Hz), 7.34 (1H, dd, J=4.0, 9.2 Hz).

Provenance & Evidence