Table 2.
Concentrations and identification of FDOPA and L-DOPA (g/l) and side products in FDOPA-L and FDOPA-H batches analyzed with UPLC-MS (both n = 6)
| FDOPA-L | ||||
| MC17- cyclotron | FDOPA 214.052 Da (g/L) |
L-DOPA 196.061 Da (g/L) |
6-hydroxy-DL-DOPA 212.056 Da |
FDOPA-quinone 212.036 Da |
| X ± SD | 1.21 ± 0.15 | 0.04 ± 0.04 | - | + |
| FDOPA-H | ||||
| Cyclone 18 twin cyclotron | FDOPA 214.052 Da (g/L) |
L-DOPA 196.061 Da (g/L) |
6-hydroxy-DL-DOPA 212.056 Da |
FDOPA- quinone 212.036 Da |
| X ± SD | 0.53 ± 0.10 | 0.007 ± 0.003 | - | - |
+ = side product detected and – means not detectable