Dimethylformamide → HCID 178422774, compound

Participants

Reaction Steps

The title compound was prepared following the procedure as described for Example-1 using 2-[(2-chlorophenyl)amino]-7,7-dimethyl-7,8-dihydro-1H-furo[3,2-e]benzimidazole-5-carboxylic acid (Intermediate-12, 0.050 g, 0.139 mmol), O-(benzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium tetrafluoroborate (0.089 g, 0.277 mmol), TEA (1.0 mL), DMF (1.0 mL), THF (5.0 mL) and 4-chloro aniline (0.035 g, 0275 mmol) to afford 0.015 g of the desired product. 1HNMR (DMSO-d6): δ 1.60 (s, 6H), 3.17 (s, 2H), 7.05 (t, J=7.5 Hz, 1H), 7.36-7.43 (m, 2H), 7.49 (d, J=7.8 Hz, 2H), 7.75 (d, J=8.1 Hz, 2H), 8.58-8.60 (m, 1H), 9.07 (s, 1H), 9.87 (s, 1H), 11.02 (s, 1H), 11.36 (s, 1H); MS [M+H]+: 467.23.

Provenance & Evidence