HCID 19697802, compound → HCID 131720521, compound

Participants

Reaction Steps

Starting from 78 mg of 5(S)-tert-butoxycarbonylamino-4(S)-hydroxy-2(R),7,7-trimethyl-8-3(R,S)-methoxycarbonyl-3,4-dihydro-2H-1,4-benzoxazin-4-ylcarbonyl]-octanoic acid (N-butyl)amide (Example 80)) in a manner analogous to that described in Example 1): Rf (S)=0.37; FAB-MS: (M+H)+ =492.

Provenance & Evidence