3-Pyridinecarboxaldehyde → HCID 67230852, compound

Participants

Reaction Steps

Prepared according to the imine formation condition used in Example 18 step b) from 1-amino-4-chloro-1H-pyrrole-2-carboxylic acid methyl ester and pyridine-3-carbaldehyde in refluxing methanol for 12 h. 1H NMR (CDCl3, δ in ppm): 8.43 (s, 1H), 8.29-8.13 (m, 2H), 7.51-7.43 (m, 2H), 7.23 (d, 1H, J=1.8 Hz), 6.91 (d, 1H, J=1.8 Hz), 3.84 (s, 3H).

Provenance & Evidence