Lithium Hydroxide → HCID 66770718, compound

Participants

Reaction Steps

In analogy to the procedure described in example 253e, 4-benzenesulfonyl-2-(2-benzenesulfonyl-ethyl)-5-(4-tert-butyl-phenyl)-pyrrolidine-2-carboxylic acid ethyl ester was saponified in the presence of lithium hydroxide to give the title compound as yellow solid which was used in the next step without further purification. MS (ESI): m/z=556.2 [M+H]+.

Provenance & Evidence