HCID 11729701, compound → HCID 11811525, compound

Participants

Reaction Steps

4-(4-methoxy-benzenesulfonyl) 1-(2-phenyl-ethyl)-piperidine-4-carboxylic acid was prepared starting from 4-(4-methoxy-benzenesulfonyl)-1-(2-phenyl-ethyl)-piperidine-4-carboxylic acid ethyl ester (3.0 g, 6.9 mmol) dissolved in THF:methanol 3:1 and 10 N NaOH (40 ml). The resulting reaction mixture was worked up as outlined in example 83. Yield 2.0 g (72%); off white powder; mp 208° C.; MS: 404.5 (M+H)+.

Provenance & Evidence