反应详情

Synthesized using compound 1a (0.20 g, 0.84 mmol) and phenylboronic acid (0.20 g, 1.68 mmol) according to Method B. Yellow solid. Yield: 0.10 g, 57%. 1H NMR (CDCl3, 500 MHz): δH (ppm)=5.19 (s, 2H), 6.94 (t, J=1.3 Hz, 1H), 7.13 (s, 1H), 7.48-7.50 (m, 4H), 7.60 (s, 1H), 7.72 (d, J=8.2 Hz, 1H), 7.97-7.99 (m, 1H); 13C NMR (CDCl3, 125 MHz): δC (ppm)=48.1, 119.0, 120.6, 126.9, 128.8, 130.0, 130.4, 135.7, 137.3, 138.6, 148.6, 157.7; MS (ESI): m/z=236.0 [M+H]+.

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