Identify the monosaccharides below and answer the following:
a. Identify the epimers of glucose and write their names.
b. Identify the diastereomers that are not epimers of glucose and write their names.
c. Draw a Fisher projection: enantiomer of D-mannose.
d. Draw a Fisher projection: C3 epimer of talose.
1. Indicate the structures of the monosaccharides below and answer the following:
CHO CHO CHO CHO H OH H- OH HO H HO -H HO -H H OH H- OH HO -H H HO H OH H OH H OH H OH H- OH H OH H- OH CH2OH CH2OH CH2OH CH2OH
glucose
allose
altrose
mannose
CHO H OH H OH HO -H
CHO HO H
CHO H- OH HO -H HO -H H- OH
CHO HO -H HO. -H HO -H
H
OH -H
HO
H
OH
H-
OH
H
OH CH2OH
CHOH
CH2OH
CH2OH
glucose
idose
galactose
a. Identify the epimers of glucose and write the name(s) below.
talose
b. Identify the diastereomers that are not epimers of glucose and write the name(s) below.
c. Draw a Fisher projection of the enantiomer of D-mannose.
d. Draw a Fisher projection of the C3 epimer of talose.