Substitution von molekularen Klammern an den Naphthalin ...

Experimenteller Teil
8.5
8.15 8.10 7.80 7.75 7.70 7.65 7.60 7.55 7.50 3.85 3.80 3.75
8.0
7.5
7.0
+ - K OOC
2
3
1
6.5
18
6.0
17
5.5
5.0
21
OCH3 16 15
19 20
4.5
4.0
4 5 6 7
OCH3 8 9 10
14
13
3.5
3.0
COO
12
11
-K +
meso-rac-93: 1 H-NMR (500 MHz, DMSO-d6): δ [ppm] = 2.32 (dt, 2H, 2 J(19i-H,
19a-H) = 8 Hz, 19i-H, 20i-H), 2.43 (dt, 2H, 19a-H, 20a-H), 3.79, 3.80, 3.81 (s, 6H,
21-H, 22-H), 4.53 (s, 4H, 6-H, 8-H, 15-H, 17-H), 7.52 (dd, 2H, 3 J(4-H, 3-H) = 8.7
Hz, 4-H, 10-H), 7.62 (s, 2H, 5-H, 9-H), 7.76 (d, 2H, 3-H, 11-H), 8.13, 8.14 (s, 2 H,
1-H, 13-H).
2.5
290
2.0