DL-Pyroglutamic acid
- Product NameDL-Pyroglutamic acid
- CAS149-87-1
- MFC5H7NO3
- MW129.11
- EINECS205-748-3
- MOL File149-87-1.mol
Chemical Properties
| Melting point | 183-185 °C(lit.) |
| Boiling point | 239.15°C (rough estimate) |
| Density | 1.3816 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.4220 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | 52g/l |
| pka | 3.48±0.20(Predicted) |
| form | Crystalline Powder |
| color | White |
| PH | 1.7 (50g/l, H2O, 20℃) |
| Water Solubility | 5.67 g/100 mL (20 ºC) |
| BRN | 82131 |
| InChIKey | ODHCTXKNWHHXJC-UHFFFAOYSA-N |
| LogP | 0.065 at 21.1℃ |
| CAS DataBase Reference | 149-87-1(CAS DataBase Reference) |
| NIST Chemistry Reference | DL-5-Oxoproline(149-87-1) |
Safety Information
| Hazard Codes | Xn,Xi |
| Risk Statements | 22-36/37/38 |
| Safety Statements | 26-37/39 |
| WGK Germany | 3 |
| HazardClass | IRRITANT |
| HS Code | 29337900 |
