Ethyl 2-bromopropionate → HCID 11589717, compound

Participants

Reaction Steps

Prepared from (5-bromo-2-hydroxyphenyl)-(1-phenyl-1H-pyrazol-4-yl)ketone and ethyl 2-bromopropionate according to GP2 and GP3: LC/MS (an 10p8) Rt 2.51 min, m/z 415 [M+H]+; 1H NMR (CDCl3): δ 1.65 (d, J=6.8 Hz, 3H), 4.93 (q, J=6.8 Hz, 1H), 6.96 (d, J=8.9 Hz, 1H), 7.35-7.43 (m, 1H), 7.46-7.53 (m, 2H), 7.62 (dd, J=8.9, 2.5 Hz, 1H), 7.70-7.76 (m, 3H), 8.17 (s, 1H), 8.52 (s, 1H); 13C NMR (CDCl3): δ18.8, 75.2, 114.8, 116.7, 120.1, 124.4, 128.3, 130.0, 133.3, 136.2, 139.2, 143.3, 155.0, 173.1, 187.8.

Provenance & Evidence