| Product | No Additive | Glycerol | L-Glutamate | ||||||
| Conv. (%) | e.e. (%) | R/S | Conv. (%) | e.e. (%) | R/S | Conv. (%) | e.e. (%) | R/S | |
| 2a | 41 | 40 | S | 30 | 41 | S | >99 | 46 | S |
| 2b | 96 | 15 | S | 78 | 22 | S | 80 | 54 | S |
| 2c | >99 | 18 | S | 89 | 15 | S | >99 | 86 | S |
| 2d | 82 | 54 | S | 77 | 38 | S | >99 | >99 | S |
| 2e | 65 | 28 | S | 38 | 17 | S | 92 | >99 | S |
| 2f | 59 | 35 | R | 44 | 24 | R | 60 | 44 | R |
| 2g | 84 | 56 | S | 78 | 88 | S | >99 | 45 | R |
| 2h | 91 | >99 | R | 30 | >99 | R | 54 | 36 | S |
| 2i | 16 | 25 | R | 10 | 20 | R | 3 | 21 | R |