2-(3-Methoxylphenyl)quinazoline-4-carboxylic acid → 2-[[2-(3-Methoxylphenyl)quinazolin-4-yl]carbonyl]-5-hydroxy-6-methoxy-1,2,3,4-tetrahydroisoquinoline

Participants

Reaction Steps

Reaction of 2-(3-methoxylphenyl)quinazoline-4-carboxylic acid with 5-hydroxy-6-methoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride gave compound 47 (17% yield) as a white solid. 1H NMR (300 MHz, DMSO-d6) δ 2.67 and 2.90 (2t, 2H), 3.50 and 4.04 (2t, 2H), 3.74-3.88 (4s, 6H), 4.39 and 4.92 (2s, 2H), 6.32 and 6.77 (2d, 1H), 6.70 and 6.91 (2d, 1H), 7.15-7.18 (m, 1H), 7.46-7.53 (m, 1H), 7.77-8.19 (m, 6H), 8.68-8.72 (2s, 1H); MS (ESI) m/z 442 ([M+H]+).

Provenance & Evidence