Patent ID: 7279582

Claim:
A process for the preparation of (2S, 3S, 5S)-2-(2,6-dimethylphenoxyacetyl)amino-3-hydroxy-5-(2S-(1-tetrahydro-pyrimid-2-onyl)-3-methyl butanoyl)amino-1,6-diphenylhexane, or a pharmaceutically acceptable salt, ester or prodrug thereof, comprising reacting (2S, 3S, 5S)-2-amino-3-hydroxy-5-(2S-(1-tetrahydro-pyrimid-2-onyl)-3-methyl butanoyl)amino-1,6-diphenylhexane with 2,6-dimethylphenoxyacetic acid, or a salt or an activated ester derivative thereof.