2-(2-methyl-4,5-diphenyl-3-(2-(phenylsulfonyl)benzyl)-1H-pyrrol-1-yl)acetic acid → 2-(2-methyl-4,5-diphenyl-3-(2-(pyrrolidin-1-ylsulfonyl)benzyl)-1H-pyrrol-1-yl)acetic acid

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2-(2-methyl-4,5-diphenyl-3-(2-(pyrrolidin-1-ylsulfonyl)benzyl)-1H-pyrrol-1-yl)acetic acid was synthesized according to 2-(2-methyl-4,5-diphenyl-3-(2-(phenylsulfonyl)benzyl)-1H-pyrrol-1-yl)acetic acid using 2-(pyrrolidin-1-ylsulfonyl)benzaldehyde in the general procedure I (step 1). 1H NMR (CDCl3/400 MHz) δ (ppm) 8.00 (d, 1H), 7.50-7.45 (m, 1H), 7.34-7.24 (m, 5H), 7.19-7.16 (m, 2H), 7.05-7.00 (m, 3H), 6.92-6.88 (m, 2H), 4.65 (s, 2H), 4.21 (s, 2H), 3.15 (t, 4H), 2.10 (s, 3H), 1.69-1.65 (m, 4H). MS m/z: 515.34 (M+1).

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