6,7-Dimethoxy-2-(4-fluorophenyl)quinazoline-4-carboxylic acid → 2-[[6,7-Dimethoxy-2-(4-fluorophenyl)quinazolin-4-yl]carbonyl]-5,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline

Participants

Reaction Steps

Reaction of 6,7-dimethoxy-2-(4-fluorophenyl)quinazoline-4-carboxylic acid with 5,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride gave compound 112 (49.2% yield). 1H NMR (300 MHz, DMSO-d6) δ 2.76 and 3.02 (2t, 2H), 3.45-4.08 (m, 14H), 4.24 and 4.78 (2s, 2H), 6.34-6.52 (m, 2H), 6.96 and 7.14 (2s, 1H), 7.36-7.41 (m, 1H), 7.52-7.65 (m, 2H), 8.11-8.21 (m, 1H), 8.28-8.35 (m, 1H); MS (ESI) m/z 504 ([M+H]+).

Provenance & Evidence