9(S)-benzoylamino-octahydro-6,10-dioxo-6H-pyridazino[1,2-a][1,2]diazepine-1(S)-carboxylic acid → HCID 53667796, compound

Participants

Reaction Steps

was prepared from acid 212e and (3S) t-butyl N-(allyloxycarbonyl)-3-amino-5-(2-chorophenylmethyloxy)-4-oxopentanoate (201) using a method similar to that used for compound 224e, to afford 40 mg (23%) of a glassy solid: 1H NMR (CDCl3) δ7.83-7.73 (2H, m), 7.67-7.10 (9H, m), 5.23-5.09 (2H, m), 4.59 (1H, m), 4.45-4.22 (2H, m), 3.7-3.19, 3.08-2.72, 2.71-2.47, 2.05-1.85, 1.72-1.61, 1.45-1.26 (20H, 6 m).

Provenance & Evidence