1-Methylcyclopropane-1-sulfonyl chloride → N-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)phenyl)-1-methylcyclopropane-1-sulfonamide

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Reaction Steps

According to the general procedure B, 5,6-difluoro-N1-(2-fluoro-4-iodophenyl)benzene-1,2-diamine was reacted with 1-methyl-cyclopropanesulfonylchloride to obtain the desired product. 1H NMR (300 MHz, CDCl3): δ 7.42 (dd, J=1.8 & 10.5 Hz, 1H), 7.36 (ddd, J=2.4, 4.5 & 9.0 Hz, 1H), 7.27 (d, J=6.0 Hz, 1H), 7.07 (dd, J=9.3 & 17.7 Hz, 1H), 6.24 (dt, J=2.1, 8.7 & 17.4 Hz, 1H), 5.86 (br s, 1H), 1.43 (s, 3H), 1.33 (t, J=5.4 Hz, 2H), 0.75 (dd, J=5.1 & 6.3 Hz, 2H); m/z=481 [M−1]−.

Provenance & Evidence