HCID 18332550, compound → HCID 70144487, compound

Participants

Reaction Steps

from O-(2,6-dichlorobenzyl)-L-tyrosine methyl ester hydrochloride and 2,5-dimethyl-4-acetyl-pyrrole-3-carboxylic acid. Freeze drying afforded the title compound as a white amorphous solid (203 mg). δH (DMSO-d6) 11.2 (1H, s), 8.83 (1H, d, J 8.0 Hz), 7.56 (2H, app.d. J 8.0 Hz), 7.45 (1H, app.t, J 8.0 Hz), 7.21 (2H, d, J 8.5 Hz), 6.95 (2H, d, J 8.5 Hz), 5.17 (2H, s), 4.61-4.52 (1H, m), 3.11 (1H, dd, J 13.8, 4.3 Hz), 2.86 (1H, dd, J 13.8, 10.4 Hz), 2.31 (3H, s), 2.08 (3H, s), 2.07 (3H, s); m/z (ESI, 60V) 503 and 505 (MH+).

Provenance & Evidence