S. Yu et al.
(75 MHz, CDCl3) δ 155.6 (2C, C7 and C7′), 130.4 (2C, C1 and C3), 129.2
(1C, C2), 128.0 (2C, C4 and C6), 124.7 (1C, C5), 86.6 (2C, C9 and C9′),
80.2 (2C, C10 and C10′), 68.8 (5C, C15–C19), 68.7(5C, C15′–C19′), 67.5
(4C, C11, C14, C11′and C14′), 66.1 (4C, C12, C13, C12′ and C13′), 41.2
(2C, C8 and C8′) ppm; IR: 3001, 2380, 1643, 1250, 1048, 803, 680
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+
cmÀ1; EI-MS: m/z = 607 [M+ Na] ; Anal. calcd for C32H28Fe2N2O2:
C, 65.78; H, 4.83; N, 4.79; found: C, 65.69; H, 4.64; N, 4.72.
3-Pyridyl-5-ferrocenyl-isoxazoline 5
1
83% yield; light-yellow solid; m.p. 203–205°C; H NMR (300 MHz,
CDCl3) δ = 8.64 (s, 1H, H1), 8.06 (d, J = 7.8 Hz, 1H, H4), 7.73 (t, J = 7.8
Hz, 1H, H3), 7.26–7.32 (m, 1H, H2), 5.59 (t, J = 9.9 Hz, 1H, H8),
4.18–4.25 (m, 9H, H10–H13 and H14–H18), 3.80 (dd, J = 17.5 Hz, 10.8
Hz, 1H, H7a), 3.61 (dd, J = 9.0 Hz, 17.5 Hz, 1H, H7b) ppm; 13C NMR
(75 MHz, CDCl3) δ 156.9 (1C, C6), 148.5 (1C, C5), 148.3 (1C, C1),
135.4 (1C, C4), 123.2 (1C, C2), 120.7 (1C, C3), 85.1 (1C, C8), 79.8 (1C,
C9), 67.8 (7C, C11, C12 and C14–C18 ), 67.1 (1C, C10), 65.0 (1C, C13),
39.4 (1C, C7) ppm; IR (cmÀ1): 3100, 1651, 1450, 1274, 1000, 930,
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+
817, 703; EI-MS: m/z = 333 [M+ H] ; Anal. calcd for C18H16FeN2O:
C, 65.08; H, 4.85; N, 8.43; found: C, 65.19; H, 4.95; N, 8.51.
Acknowledgments
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The work was partially supported by the National Natural Science
Foundation of China (Nos. 21172001, 21372008) and the Program
for the NCET (NCET-10-0004).
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