HCID 54543973, compound → HCID 53841748, compound

Participants

Reaction Steps

100 mg (0.18 mmol) (R)-1-[9-[(R)-2-benzyloxycarbonyl-pyrrolidin-1-yl]-9-oxo- nonanoyl]-pyrrolidine-2-carboxylic acid benzyl ester in 20 ml ethanol were hydrogenated in the presence of 20 mg 5% Pd on carbon for two hours at room temperature. Filtration and evaporation gave 60 mg (R)-1-[9-[(R)-2- carboxy-pyrrolidin-1-yl]-9-oxo-nonanoyl]pyrrolidine-2-carboxylic acid, as a colorless oil. ISP-MS: 383 (MH+).

Provenance & Evidence