6-Methoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride → 2-[[2-(3,4,5-Trimethoxyphenyl)quinazolin-4-yl]carbonyl]-6-methoxy-1,2,3,4-tetrahydroisoquinoline

Participants

Reaction Steps

Reaction of 2-(3,4,5-trimethoxyphenyl)quinazoline-4-carboxylic acid with 6-methoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride gave compound 91 (57.1% yield). 1H NMR (300 MHz, DMSO-d6) δ 2.86 and 3.03 (2t, 2H), 3.51 and 4.04 (2t, 2H), 3.72-3.78 (m, 6H), 3.87 and 3.92 (2s, 6H), 4.43 and 4.94 (2s, 2H), 6.65-7.27 (m, 3H), 7.68-8.18 (m, 6H); MS (ESI) m/z 486 ([M+H]+).

Provenance & Evidence