Table 1.
Entry | 1 | R | 2 | R′ | Product 3 | Yield (%) |
---|---|---|---|---|---|---|
1 | a | Bn | a | Me | a | 85 |
2 | b | Cy | b | 90 | ||
3 | b | t-Bu | c | 95 | ||
4 | b | Ph | a | Me | d | 78 |
5 | b | Cy | e | 80 | ||
6 | c | t-Bu | f | 83 | ||
7 | c | a | Me | g | 80 | |
8 | b | Cy | h | 88 | ||
9 | c | t-Bu | i | 95 |
Entry | 1 | R | 2 | R′ | Product 3 | Yield (%) |
---|---|---|---|---|---|---|
1 | a | Bn | a | Me | a | 85 |
2 | b | Cy | b | 90 | ||
3 | b | t-Bu | c | 95 | ||
4 | b | Ph | a | Me | d | 78 |
5 | b | Cy | e | 80 | ||
6 | c | t-Bu | f | 83 | ||
7 | c | a | Me | g | 80 | |
8 | b | Cy | h | 88 | ||
9 | c | t-Bu | i | 95 |