质量标准
外观Appearance Yellow to orange crystals or powder
红外光谱鉴别Infrared spectrometry Conforms to structure
纯度Purity(GC) ≥98.0 %
光学纯度Optical purity(HPLC) ≥98.0 ee%
熔点Melting point 138.0 - 144.0 °C
比旋光度Specific rotation [a]20/D -330.0 to -360.0 °(C=0.5, CHCl3)