Regioselective and efficient synthesis of N -substituted adenines, guanines, and 6-mercaptopurines
                Journal: 
                Monatshefte fur Chemie
            
        
    
        
            
                Year: 
                2013
            
        
        
            
                Volume: 
                144
            
        
        
            
                Issue: 
                4
            
        
        
            
                Pages: 
                501 - 507
            
        
        
            
        
        
            
        
	
    