白色结晶粉末。   熔点：184～186℃    比旋光度：-29 º   折射率 -28.5 ° (C=1, DMF)

    
        
            
            
Items 
            
            
            
Standard 
            
        
        
            
            
Appearance 
            
            
            
White powder 
            
        
        
            
            
Specific Rotation [20/D] 
            
(C=1 in DMF) 
            
            
            
-28±2 o 
            
        
        
            
            
IR Spectrum 
            
            
            
In accordance with structure 
            
        
        
            
            
Related Substance (TLC) 
            
            
            
One spot 
            
        
        
            
            
Melting Point (℃) 
            
            
            
184 to 186 ℃ 
            
        
        
            
            
Loss on Drying 
            
            
            
Not more than 0.50% 
            
        
        
            
            
Limit of Isomer 
            
            
            
Not more than 0.5% 
            
        
        
            
            
Purity (PHLC) 
            
            
            
Not less than 98.5%