| Name | cis-cyclo(Pro-Pro) |
| Synonyms | cis-cyclo(Pro-Pro) Vildagliptin Impurity 41 |
| CAS | 19943-27-2 |
| Molecular Formula | C10H14N2O2 |
| Molar Mass | 194.23 |
| Density | 1.32±0.1 g/cm3(Predicted) |
| Melting Point | 240 °C |
| Boling Point | 413.5±25.0 °C(Predicted) |
| pKa | -0.85±0.20(Predicted) |