1,4-Dioxane hydrochloride → HCID 59512260, compound

Participants

Reaction Steps

4N HCl/dioxane (4 mL) is added to a solution of (3R*,4R*)-3-({isopropyl-[4-methoxy-3-(3-methoxy-propoxy)-benzoyl]-amino}-methyl)-4-[(isobutyl-phenylsulfonyl-amino)-methyl]-pyrrolidine-1-carboxylic acid tert-butyl ester (0.804 g, 1.17 mmol) in dioxane (5 mL). After 3 h the solution is lyophilized to give the title compound a colorless powder. MS (LC-MS): 590.3 [M+H]+; tR (HPLC, Macherey-Nagel Nucleosil C18 column, 10-100% CH3CN/H2O/5 min, 100% CH3CN/3 min, CH3CN and H2O containing 0.1% TFA, flow: 1.5 mL/min): 4.91 min.

Provenance & Evidence