Table 3.
Isomerisation of Z‐olefins catalysed by rhodium complexes.
|
| ||||||
|---|---|---|---|---|---|---|
|
Entry[a] |
Substrate |
Cat. |
t |
T |
Yield[b] |
|
|
|
R |
R’ |
|
[h] |
[°C] |
[%] |
|
1 |
Ph |
Ph |
2 |
24 |
80 |
100 |
|
2 |
Ph |
Me |
2 |
12 |
80 |
77 |
|
3 |
Me |
Et |
2 |
24 |
120 |
75 |
|
4 |
Me |
t Bu |
2 |
6 |
80 |
100 |
|
5 |
Ph |
Ph |
5 |
24 |
80 |
0 |
|
6 |
Ph |
Ph |
6 |
24 |
80 |
0 |
|
7 |
Ph |
Ph |
7 |
24 |
80 |
<10 |
|
8 |
Ph |
Ph |
8 |
24 |
80 |
0 |
|
9 |
Ph |
Ph |
9 |
24 |
80 |
0 |
|
10 |
Ph |
Ph |
10 |
24 |
80 |
0 |
[a] Reaction conditions: alkene (0.03 mmol), catalyst (0.003 mmol; 10 mol%), C6D6 (0.5 mL). [b] Yields determined by 1H NMR spectroscopy using C6Me6 as internal standard.