What is the correct relative configuration for each of the following monosaccharides? H Сно сно но- но- OH OH но- -H H- OH ČH2OH ČH2OH ČH2OH Он I II III (a) I, II and III D-sugars (b) I and III are D-sugars but II is an L-sugar. (c) I, II and III are L-sugars. (d) I is an L-sugar but II and III are D-sugars. (e) I and III are L-sugars but II is a D-sugar.
What is the correct relative configuration for each of the following monosaccharides? H Сно сно но- но- OH OH но- -H H- OH ČH2OH ČH2OH ČH2OH Он I II III (a) I, II and III D-sugars (b) I and III are D-sugars but II is an L-sugar. (c) I, II and III are L-sugars. (d) I is an L-sugar but II and III are D-sugars. (e) I and III are L-sugars but II is a D-sugar.
Chapter25: Biomolecules: Carbohydrates
Section25.4: Configurations Of The Aldoses
Problem 10P
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Transcribed Image Text:Which of the following statements about the monosaccharide shown below is correct?
CH2OH
IV
III
OH
II
OH
ÓH
(a) This monosaccharide is a reducing sugar which has an a-glycosidic bond.
(b) This monosaccharide is hemiacetal and therefore a reducing sugar.
(c) This monosaccharide is a reducing sugar but III is not a glycosidic bond.
(d) This monosaccharide is a non-reducing sugar with a B-glycosidic bond.
(e) This monosaccharide is a non-reducing sugar but does not have a glycosidic bond.
Transcribed Image Text:What is the correct relative configuration for each of the following monosaccharides?
H
CHO
CHO
it
OH
OH
Но
H-
но
но-
-H-
H-
HO.
CH2OH
ČH2OH
ČH2OH
OH
ОН
I
II
III
(a) I, II and III D-sugars
(b) I and III are D-sugars but II is an L-sugar.
(c) I, II and III are L-sugars.
(d) I is an L-sugar but II and III are D-sugars.
(e) I and III are L-sugars but II is a D-sugar.
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