L-Phenylalanine, N-[(1,1-dimethylethoxy)carbonyl]- → HCID 136242931, compound

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Reaction Steps

Compound 63 was prepared from 2,3,4,9-tetrahydro-2,4,9,10-tetraazacyclohepta[def]fluoren-8(1H)-one and (S)-2-((tert-butoxycarbonyl)amino)-3-phenylpropanoic acid to the procedure similar to that for Compound 62. 1H NMR (DMSO-d6) δ 11.8 (s, 1H), 10.0 (s, 1H), 7.51 (d, 1H, J=8.0 Hz), 7.05-7.47 (m, 7H), 4.96-5.02 (m, 1H), 4.25-4.81 (m, 4H), 2.62-2.88 (m, 2H), 1.27 (s, 6H), and 1.16 (s, 3H). MS (ESI) m/e [M+1]+ 474.

Provenance & Evidence