4-Methoxyphenylacetic Acid → HCID 897877, compound

Participants

Reaction Steps

The title compound was prepared from 4-methoxyphenyl acetic acid (6.65 g, 40.2 mmol) and methyl-3-amino-2-thiophene carboxylate (6.30 g, 40.08 mmol) using protocol A to afford the coupled intermediate (7.40 g, 60%). Method [7] m/z 306.0 (M+H); retention time=5.907. 1H-NMR (CDCl3) δ 10.04 (broad s, 1H), 8.07 (d, J=5.5 Hz, 1H), 7.38 (d, J=5.5 Hz, 1H), 7.22 (d, J=8.3 Hz, 2H,), 6.88 (d, J=8.3 Hz, 2H), 3.76 (s, 3H), 3.75 (s, 3H), 3.65 (s, 2H).

Provenance & Evidence