Tributylvinyltin → 2-(4-Hydroxyphenyl)-4-vinylquinolin-6-ol

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This compound was prepared from 6a and tributyl(vinyl)tin according to method J. Yellow solid; Yield: 69%; mp>200° C. (dec.); 1H-NMR (400 MHz, DMSO-d6) δ 5.69 (d, J=11.7 Hz, 1H), 6.23 (dd, J=18.3, 1.0 Hz, 1H), 6.90 (d, J=8.5 Hz, 2H), 7.31 (dd, J=9.0, 2.7 Hz, 1H), 7.35 (d, J=2.2 Hz, 1H), 7.40 (dd, J=17.3, 11.0 Hz, 1H), 7.88 (d, J=8.8 Hz, 1H), 8.01 (s, 1H), 8.11 (d, J=8.8 Hz, 2H), 9.73 (s, 1H), 9.98 (s, 1H); MS (ESI) m/z 262 ([M−H]−), 264 ([M+H]+); Anal. Calcd for C17H13NO2: C, 77.55; H, 4.98; N, 5.32. Found: C, 74.26; H, 5.38; N, 4.82.

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