1-Ethyl-5-methyl-2-oxo-3-(3,4,5-trimethoxybenzyl)indolin-3-yl benzoate → 1-Isobutyl-2-oxo-3-(3,4,5-trimethoxybenzyl)indolin-3-yl benzoate

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Reaction Steps

This compound was made in an analogous fashion to 1-ethyl-5-methyl-2-oxo-3-(3,4,5-trimethoxybenzyl)indolin-3-yl benzoate using 1-isobutyl-2-oxoindolin-3-yl benzoate. 1H-NMR δ 8.05 (d, 2H), 7.57 (dd, 1H), 7.43 (dd, 2H), 7.27 (m, 1H), 7.17 (d, 1H), 7.01 (dd, 1H), 6.73 (d, 1H), 6.17 (2H), 3.78 (s, 3H), 3.66 (s, 6H), 3.51 (m, 2H), 3.25 (m, 2H), 1.97 (m, 1H), 0.82 (dd, 6H). Calculated mass for C29H31NO6, 489.22. Observed 512.3 (M+Na).

Provenance & Evidence