1H-Indole-2-carboxylic acid, 1-methyl- → HCID 70144516, compound

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Reaction Steps

from O-(2,6-dichlorobenzyl)-L-tyrosine methyl ester hydrochloride and 1-methylindole-2-carboxylic acid. Freeze drying afforded the title compound as a white amorphous solid (220 mg). δH (DMSO-d6) 11.7 (1H, br s), 8.66 (1H, d, J 8.3 Hz), 7.65 (1H, d, J 7.9 Hz), 7.53 (2H, app.d, J 8/1 Hz), 7.26 (1H, obscured m), 7.09 (2H, app.t, J 7.5 Hz), 6.96 (2H, d, J 8.5 Hz), 5.16 (2H, s), 4.64-4.54 (1H, m), 3.89 (3H, s), 3.16 (1H, dd, J 13.8, 4.3 Hz) and 3.00 (1H, dd, J 13.8, 10.4 Hz); m/z (ESI, 60V) 497 and 499 (MH+).

Provenance & Evidence