2-methoxy-5-(1H-tetrazol-1-yl)benzoyl-3-phenyl-3-(2-methanesulfonyloxyethyl)-pyrrolidine → 1-(2-Methoxy-5-(1H-tetrazol-1-yl)benzoyl)-3-(2-(4-(1-(4-fluorobenzyl)-1H-benzimidazol-2-yl)[1,4]diazepan-1-yl)ethyl)-3-phenylpyrrolidine

Participants

Reaction Steps

Prepare by the method of Example 47.3 using 1-(2-methoxy-5-(1H-tetrazol-1-yl)benzoyl)-3-phenyl-3-(2-methanesulfonyloxyethyl)pyrrolidine (prepared from (−)-3-phenyl-3-(2-hydroxyethyl)pyrrolidine (R,R)-di-p-anisoyltartaric acid salt)(2.2 g, 4.67 mmol) and 4-(1-(4-fluorobenzyl)-1H-benzimidazol-2-yl)[1,4]diazepane hydriodic acid salt (2.82 g, 4.86 mmol) to give the title compound: Rf=0.37 (silica gel, dichloromethane/methanol/concentrated aqueous ammonia 90/10/0.1).

Provenance & Evidence