Phenacyl bromide → HCID 59699621, compound

Participants

Reaction Steps

This compound was prepared from 2-oxo-4-[4-(thiophene-2-carbonyl)-piperazin-1-yl]-1,2-dihydro-[1,6]-naphthyridin-3-carboxylic acid ethyl ester (121) and 2-bromoacetophenone according to General Procedure B. Yield 127 mg (24%), MP 157° C.; 1H-NMR (DMSO-d6): δ 1.27 (t, J=6.8 Hz, 3H), 3.24 (m, 4H), 3.93 (m, 4H), 4.26 (q, J=7.2 Hz, 2H), 5.85 (s, 2H), 7.15 (dd, J=3.6, 5.2 Hz, 1H), 7.47 (m, 2H), 7.62 (m, 2H), 7.74 (m, 1H), 7.80 (d, J=5.2 Hz, 1H), 8.13 (d, J=5.2 Hz, 1H), 8.32 (d, J=7.2 Hz, 2H), 8.56 (d, J=6.0 Hz, 1H), 9.12 (s, 1H); EIMS: 531 (M+1). Anal. (C28H26N4O5S) C, H, N.

Provenance & Evidence