Boron Trichloride → HCID 90205505, compound

Participants

Reaction Steps

Prepared from 3-[2-(2-{4-[tert-Butoxycarbonyl-(2-tert-butoxycarbonylamino-ethyl)-amino]-1-hydroxy-cyclohexyl}-acetylamino)-2-(2,9,9-trimethyl-3,5-dioxa-4-bora-tricyclo[6.1.1.02,6]dec-4-yl)-ethyl]-2-methoxy-benzoic acid tert-butyl ester and BCl3 following the procedure described in Step 2 of Example 1. The crude product was purified by reverse phase preparative HPLC and dried using lyophilization. ESI-MS m/z 406 (MH)+.

Provenance & Evidence