White to off white powder 熔点70-73 °C
Items | Standard |
Appearance | White crystal powder |
Specific Rotation [20/D] (C=2 in DMF) | -12 to -14 Degree |
IR Spectrum | In accordance with structure |
Related Substance (TLC) | One spot |
Melting Point (℃) | 70 to 73Celsius Degree |
Loss on Drying | Not more than0.50% |
Purity (HPLC) | Not less than 98.5% |