Chemical Properties
| Melting point | 266-270°; mp 206-208° |
| alpha | D20 -27° (c = 1.075 in pyridine); D19 -1.4° (c = 0.85 in methanol) |
| Boiling point | 622.41°C (rough estimate) |
| Density | 1.1645 (rough estimate) |
| refractive index | 1.6130 (estimate) |
| storage temp. | 2-8°C |
| pka | 12.85±0.70(Predicted) |
| form | solid |
| biological source | plant |