The disaccharide α, β-trehalose differs from the α, α structure in Figure 9.14(a) by having an (a1†’β1) linkage. Draw its structure as a Haworth projection.
In Figure 9.14

Disaccharides with a-connections Disaccharides with B-connections CH OH CH,OH Maltose a-D-glucopyranosyl (14)a-D-glucopyranose Cellobiose B-D-glucopyranosyl (1- 4 -D-glucopyranose OH H HO OH HO -D-Glc H OH B-D-Glc H OH -D-Glc H OH -D-Glc CH OH CH,OH ,-Trehalose a-D-glucopyranosyl (11)a-D-glucopyranose Lactose B-D-galactopyranosyl OH HOC 4)B-D-glucopyranose OH H OH H H OH B-D-Gal H OH B-D-Glc -D-Glc a-D-Glc CH,, CH.OH Sucrose CH2OH Gentiobiose B-D-glucopyranosyl 16)B-D-glucopyranose a-D-glucopyranosyl ( 1-. 2)-D-fructofuranoside OH H HO CH., H OH H OHH -D-Glc B-D-Fru H OH B-D-Glc B-D-Glc (a) Disaccharides linked through the C-1 of the anomer: (b) Disaccharides with B linkage maltose, trehalose, and sucrose cellobiose, lactose, and gentiobiose