Water → HCID 178440696, compound

Participants

Reaction Steps

The title compound was prepared using Method 4 Steps 1 and 2 followed by the method described for Example 140 using 4-tert-butyl-1,2-diaminobenzene and N-α-t-Butyloxylcarbonyl-O-benzyl-D-homoserine. The residue was diluted with water and washed with EtOAc. Dilute aqueous LiOH solution was added to pH=10 and extracted with EtOAc. The organic layer was collected, dried over Na2SO4 and concentrated in vacuo (56 mg, 79%).

Provenance & Evidence