2-Indancarboxylic Acid → 4-[2-(S)-Methyl-4-(4-trifluoromethoxy-phenyl)-piperazine-1-sulfonyl]-indan-2-carboxylic acid

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Reaction Steps

4-|2-(S)-Methyl-4-(4-trifluoromethoxy-phenyl)-piperazine-1-sulfonyl|-indan-2-carboxylic acid. The compound 4-[2-(S)-Methyl-4-(4-trifluoromethoxy-phenyl)-piperazine-1-sulfonyl]-indan-2-carboxylic acid was prepared from 3-(S)-methyl-1-(4-trifluoromethoxy-phenyl)-piperazine and 4-chlorosulfonyl-indan-2-carboxylic acid methyl ester following the procedure outlined in Example 79. 1H NMR (400 MHz, DMSO-d6): δ 7.65 (d, 1H), 7.53 (d, 1H), 7.38 (t, 1H), 7.18 (d, 2H), 6.98-6.92 (m, 2H), 4.15-4.00 (m, 1H), 3.60-3.12 (m, 9H), 2.83-2.75 (m, 1H), 2.64-2.50 (m, 1H), 1.18 (d, 3H); MS (ESI): 485.3 (M+H).

Provenance & Evidence