Methanol → HCID 23513914, compound

Participants

Reaction Steps

4-(4-But-2-ynyloxy-benzenesulfonyl)-1-(4-cyano-benzyl)-piperidine-4-carboxylic acid was prepared starting from 4-(4-But-2-ynyloxy-benzenesulfonyl)-1-(4-cyano-benzyl)-piperidine-4-carboxylic acid ethyl ester (4 g, 8.3 mmol) dissolved in THF:Methanol (60:30 ml) and 10 N NaOH (10 ml). The resulting reaction mixture was worked up as outlined in Example 1 (Step 7). Yield 1.8 g (48%); off white solid; MS: 441.9 (M+H)+.

Provenance & Evidence