(g) When treated with HNO3, this monosaccharide will form an optically inactive aldaric acid. (h) Structures and are enantiomers. (i) Structures and are a pair of epimers. G) Structures and are another pair of epimers.

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter25: Carbohydrates
Section: Chapter Questions
Problem 25.36P
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Subunit G-J please

(d) Draw the cyclic beta form of structure I.
(e) Identify the hemiacetal in cyclic beta form of structure I.
(f) Is the cyclic form of structure I a reducing sugar or a nonreducing sugar?
(g) When treated with HNO3, this monosaccharide will form an optically inactive aldaric acid.
(h) Structures
and
are enantiomers.
(i) Structures
and
are a pair of epimers.
G) Structures
and
are another pair of epimers.
Transcribed Image Text:(d) Draw the cyclic beta form of structure I. (e) Identify the hemiacetal in cyclic beta form of structure I. (f) Is the cyclic form of structure I a reducing sugar or a nonreducing sugar? (g) When treated with HNO3, this monosaccharide will form an optically inactive aldaric acid. (h) Structures and are enantiomers. (i) Structures and are a pair of epimers. G) Structures and are another pair of epimers.
1. Please refer to the monosaccharides below when answering questions (a)- (1).
CHO
CHO
CHO
CHO
CHO
HO
но-
H-
HO
H-
OH
H-
HO
H-
H-
OH HO-
-H-
OH HO-
H-
OH HO-
H-
OH HO
но-
H-
OH HO-
H HO-
H HO-
H-
OH
CH2OH
ČH2OH
ČH2OH
CH2OH
ČH2OH
II
III
IV
V
(a) Draw the monosaccharide that results when III is treated with Brz/H2O.
(b) Draw the monosaccharide that results when III is treated with 1. NaBH4/ 2. H2O.
(c) Draw the monosaccharide that results when II is treated with the following reagents:
1. Br/H20
2. Ca(ОН)2
3. H2O2/Fe3*
Transcribed Image Text:1. Please refer to the monosaccharides below when answering questions (a)- (1). CHO CHO CHO CHO CHO HO но- H- HO H- OH H- HO H- H- OH HO- -H- OH HO- H- OH HO- H- OH HO но- H- OH HO- H HO- H HO- H- OH CH2OH ČH2OH ČH2OH CH2OH ČH2OH II III IV V (a) Draw the monosaccharide that results when III is treated with Brz/H2O. (b) Draw the monosaccharide that results when III is treated with 1. NaBH4/ 2. H2O. (c) Draw the monosaccharide that results when II is treated with the following reagents: 1. Br/H20 2. Ca(ОН)2 3. H2O2/Fe3*
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