714 CARBOHYDRATES (b) Proceed in the same manner as in part(a)and unravel the furanose sugar by disconnecting the CHOH H-HOH H CH,CH,OHO Ch C3-C4bond' HO OH The Fischer projection is H H CHOH (c) By disconnecting and unraveling as before, the Fischer projection is revealed HO H H-OH H equivalent to H H;C CHO H CHOH (d) Remember in disconnecting cyclic hemiacetals that the anomeric carbon is the one that bears two oxygen substituents HOCH, HOCH H,OH H OH CH,O C=O CHOH HO OH OH CHOH Back Forward Main Menu TOC Study Guide Toc Student OLC MHHE Website(b) Proceed in the same manner as in part (a) and unravel the furanose sugar by disconnecting the hemiacetal function. The Fischer projection is (c) By disconnecting and unraveling as before, the Fischer projection is revealed. (d) Remember in disconnecting cyclic hemiacetals that the anomeric carbon is the one that bears two oxygen substituents. HO HOCH2 CH2OH HO HO OH O C CH2OH CH2OH H OH OH H H H OH OH O H H CH2OH HO HO H OH H HOCH2 O rotate about C-5 C-6 bond H CH2OH HO HO OH CH2OH H H O OH OH HO H3C CHO H HO HO OH H CHO CH2OH H OH H H3C HO OH HO HO HO H3C OH O equivalent to H OH H OH CHO CH2OH H OH H H H HO H HO H OH CH2CH2OH C O CH H HO H OH OH CH OH O H H H CH2OH H H H CH2OH H H H HO OH O rotate about C-3 C-4 bond 714 CARBOHYDRATES Back Forward Main Menu TOC Study Guide TOC Student OLC MHHE Website