2-Phenylquinazoline-4-carboxylic acid → 2-[[2-Phenylquinazolin-4-yl]carbonyl]-5-hydroxy-6-dimethylamino-1,2,3,4-tetrahydroisoquinoline

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Reaction Steps

Reaction of 2-phenylquinazolin-4-carboxylic acid with 5-hydroxy-6-dimethylamino-1,2,3,4-tetrahydroisoquinoline hydrochloride gave compound 20 (9% yield) as a brown solid. 1H NMR (300 MHz, CDCl3) δ 2.66 and 3.18 (2d, 6H), 2.85 and 3.09 (2t, 2H), 3.60 and 4.21 (2t, 2H), 4.50 and 5.09 (2s, 2H), 6.35 and 6.82 (2d, 1H), 6.96 and 7.15 (2d, 1H), 7.53-7.64 (m, 4H), 7.92-8.18 (m, 3H), 8.62-8.68 (m, 2H); MS (ESI) m/z 425 ([M+H]+).

Provenance & Evidence