تفاعل #59612

معادلة التفاعل

5-nitro-2-(2-phenylchroman-6-yloxy)pyridine

2-(2-methoxyphenyl)chroman-4,6-diol

→

2-(2-Methoxyphenyl)-6-(5-nitropyridin-2-yloxy)chroman-4-ol

ظروف التفاعل

الإجراء التجريبي

2-(2-Methoxyphenyl)-6-(5-nitropyridin-2-yloxy)chroman-4-ol was prepared as described for 5-nitro-2-(2-phenylchroman-6-yloxy)pyridine in Example 1(b) starting from 2-(2-methoxyphenyl)chroman-4,6-diol. 1H NMR (400 MHz, d6-DMSO) δ: 9.04 (d, 1H, J 2.9 Hz), 8.61 (dd, 1H, J 9.1, 2.9 Hz), 7.49 (dd, 1H, J 7.6, 1.7 Hz), 7.34 (dt, 1H, J 8.3, 7.5, 1.7 Hz), 7.24 (d, 1H, J 2.8 Hz), 7.22 (d, 1H, J 9.1 Hz), 7.07 (d, 1H, J 8.3 Hz), 7.03 (d, 1H, J 7.5 Hz), 7.01 (dd, 1H, J 8.7, 2.8 Hz), 6.88 (d, 1H, J 8.7 Hz), 5.62 (d, 1H, J 6.3 Hz), 5.52 (d, 1H, J 10.4 Hz), 4.93-4.99 (m, 1H), 3.84 (s, 3H), 2.30-2.35 (m, 1H), 1.85-1.94 (m, 1H).

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