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Suggested structures of thymopentin degradation products in TP5-G1 formulations at week 8.
| Products | Retention time in RP-HPLC (min) | Suggested structures of degradation products | Molecular weight (Da) |
|---|---|---|---|
| 5 | 14.7 |  |
679.8 |
| 6 | 15.8 |  |
691.8 |
| 7 | 16.7 |  |
523.6 |
| 8a/8b | 17.4 |  |
751.8 |
| 9a/9b | 17.6 |  |
751.8 |
| 10 | 17.7 |  |
733.8 |
| 11 | 19.8 |  |
661.8 |
| 12 | 23.0 |  |
733.8 |
| 13 | 23.5 |  |
733.8 |
TP5-G1: thymopentin formulations with degraded glycerol; RP-HPLC: reversed-phase high-performance liquid chromatography.
