No. | Schiff base | method | Temp (˚C) | Config. in R2 | Yield of Ala (%) | S (e.e. %) |
1 | 8a | A | 30 | R | 49 | 62 |
2 | A | 30 | S | 29 | 56 | |
3 | A | 10 | R | 47 | 67 | |
4 | A | 10 | S | 33 | 55 | |
5 | A | –10 | R | 32 | 42 | |
6 | A | –10 | S | 20 | 28 | |
7 | 8b | B | 30 | R | 33 | 71 |
8 | B | 30 | S | 31 | 39 | |
9 | 8c | A | 30 | R | 34 | 64 |
10 | A | 30 | S | 31 | 25 | |
11 | B | 30 | R | 62 | ||
12 | B | 30 | S | 30 | 47 | |
13 | A | 10 | R | 30 | 66 | |
14 | A | 10 | S | 36 | 52 | |
15 | A | –10 | R | 22 | 57 | |
16 | A | –10 | S | 25 | 55 | |
17 | 8d | B | 30 | R | 22 | 74 |
18 | B | 30 | S | 19 | 53 |