HCID 131722669, compound → HCID 70180896, compound

Participants

Reaction Steps

0.50 g (0.85 mmol) of methyl (S)-3-[5-[7-chloro-8-[[(phenylmethoxy)carbonyl]amino]-2,3-dihydro-1,4-benzodioxin-5-yl]2-oxo-2,3-dihydro-1,3,4-oxadiazol-3-yl]pyrrolidine-l-pentanoate dissolved in 5 ml of concentrated aqueous hydrochloric acid is placed in a 25 ml round-bottomed flask and the reaction medium is refluxed for 22 h.

Provenance & Evidence