Table 3: 1H, and 31P -N.M.R. chemical shifts and 2J (31P-1H), 1J (103Rh-1H) and 1J (1Rh-31P) coupling constants of complexes (No.21-31). (In CDCl3).
Comp. No. |
X |
Y |
δ1H Hydride(p.p.m.) |
δ31P{1H}(p.p.m.) |
2J(31P-1H)(Hz) |
1J(103Rh-1H)(Hz) |
1J(103Rh-31P)(Hz) |
21. |
H |
H |
-12.09 |
28.7 |
12.0 |
12.4 |
102 |
22. |
2-OH |
H |
-12.30 |
31.4 |
12.0 |
12.4 |
107 |
23. |
4-NO2
|
H |
-12.05 |
29.0 |
12.0 |
12.7 |
107 |
24. |
4-Br |
H |
-12.16 |
28.2 |
12.0 |
12.5 |
103 |
25. |
3-OH |
4-Me |
-12.36 |
32.35 |
12.0 |
12.50 |
111 |
26. |
H |
4-Me |
-13.27 |
29.51 |
12.0 |
12.45 |
108 |
27. |
4-NO2
|
4-Me |
-13.27 |
29.60 |
12.0 |
12.54 |
111 |
28. |
H |
5-Me |
-12.15 |
32.30 |
11.0 |
12.50 |
111 |
29. |
2-OH |
5-Me |
-12.36 |
32.33 |
11.0 |
12.45 |
111 |
30 |
2-OH |
- |
-13.08 |
29.20 |
11.0 |
13.3 |
120 |
31 |
2-OH |
- |
-11.49-12.36 |
37.8729.54 |
11.011.0 |
12.5012.80 |
111118 |