Substitution von molekularen Klammern an den Naphthalin ...

Experimenteller Teil
meso-59c: 1 H-NMR (500 MHz, CDCl3): δ [ppm] = 2.48 (dt, 2H, 2 J(19i-H, 19a-H)=
8.4 Hz, 3 J (19i-H, 6-H und 17-H)= 1.5 Hz, 19i-H, 20i-H), 2.47/2.49 (s, 6H, H-22, H-
24), 2.70 (dt, 2H, 19a-H, 20a-H), 4.37, 4.38 (d, 4H, 6-H, 9-H, 14-H, 17-H ), 7.62 (s,
2H, 5-H, 9-H), 7.66 (d, 2H, 4-H, 10-H), 7.69 (s, 2H, 14-H, 18-H), 8.03 (dd, 2H, 3-H,
11-H), 8.53/8.54 (s, 2H, 1-H, 13-H).
13 C-NMR (126 MHz, CDCl3): δ [ppm] = 20.98 (q, C-22, C-24), 48.16 (d, C-8, C-17),
48.44 (d, C-6, C-15), 65.17 (t, C-19, C-20), 119.11 (d, C-3, C-11), 120.38 (d, C-5,
C-9), 121.94 (d, C-14, C-18), 124.28 (d, C-1, C-13), 128.99 (d, C-4, C-10), 130.98
(s, C-4a, C-9a), 135.40 (s, C-13a, C-18a), 137.63 (s, C-7, C-16), 140.39 (s, C-15a,
C-16a), 140.69 (s, C-6a, C-7a), 145.31 (s, C-2, C-12), 148.25 (s, C-5a, C-8a),
150.62 (s, C-14a, C-17a), 168.54 (s, C=O).
2D-Spektren
IR (KBr): ν ~ (cm -1 ): 2995-2935 (C-H), 2856 (C-H), 1768 (C=O), 1533 (N=O), 1342
(C=C-N=O), 1173 (C-O).
MS-ESI (480 eV): Molmasse: 556.163 ber. C34H24N2O6
579.149 gef. C34H25N2O6
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