Triethylamine → (2R*,4S*)-2-benzyl-1-(3,5-dichlorobenzoyl)-N-(3-indolylcarbonyl)-4-piperidinamine

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Reaction Steps

200 mg (0.550 mmol) of (2R*,4S*)-2-benzyl-1-(3,5-dichlorobenzoyl)-4-piperidinamine are reacted in analogy to Example 4a with 106 mg (0.661 mmol) of indole-3-carboxylic acid, 168 mg (0.661 mmol) of bis(2-oxo-3-oxazolidinyl)phosphinic chloride and 169 μl (1.21 mmol) of triethylamine. The title compound ##STR86## is obtained (92 mg, 33%) as oil. TLC:methylene chloride/methanol/cone. ammonia (350:50:1) Rf =0.61, FD-MS:M+ =505, 507; IR:3450, 3260, 1770, 1635 cm-1.

Provenance & Evidence