16 



CARBOHYDRATES 



HC=0 



I 

 HCOH 



I 

 HCOH 



I 

 HOCH 



I 

 HOCH 



I 



CHo 



2-deoxy -D-erythro-pentoiura.nose 

 (2-deoxy-D-ribose) 



aldehy do -h-rha-mnose 



HC=0 



I 

 HOCH 



HCOH 



I 

 HCOH 



I 

 HOCH 



I 



CHo 



OH OH 



aldehy do -Is-iucose 

 (6-deoxy-L-galactose) 



a-L-rhamnopyranose 



FIGURE 2-5: SOME DEOXY SUGARS 



