2-Methylpropane-2-sulfonyl chloride → N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)phenyl)-2-methylpropane-2-sulfonamide

関与物質

反応手順

According to the general procedure B, 5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene-1,2-diamine was reacted with 2-methylpropane-2-sulfonyl chloride (synthesized according to the literature procedure) to obtain the desired product. 1H NMR (300 MHz, CDCl3): δ 7.50 (m, 1H), 7.43 (dd, J=1.8 & 10.5 Hz, 1H), 7.28 (br s, 1H), 7.10 (dd, J=9.0 & 17.7 Hz, 1H), 6.48 (br s, D2O exchangeable, 1H), 6.19 (t, J=7.8 & 9.6 Hz, 1H), 5.58 (br s, D2O exchangeable, 1H), 1.39 (s, 9H); m/z=383 [M−1]−.

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