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

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Reaction Steps

Reaction of 2-(4-methoxylphenyl)quinazoline-4-carboxylic acid with 5,6-dimethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride gave compound 24 (13% yield) as a light yellow solid. 1H NMR (300 MHz, DMSO-d6) δ 2.72 and 2.98 (2t, 2H), 3.48 and 4.03 (2t, 2H), 3.69-3.87 (5s, 9H), 4.41 and 4.93 (2s, 2H), 6.63 and 7.01 (2d, 1H), 6.80 and 7.08 (2d, 1H), 7.11-7.14 (m, 2H), 7.71-7.74 (m, 1H), 7.83-7.95 (2d, 1H), 8.03-8.10 (m, 2H), 8.45-8.51 (m, 2H); MS (ESI) m/z 456 ([M+H]+).

Provenance & Evidence