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1. Which of the following is an aldohexose? 2. Which of the following is a cetopentose? 3. Which of the following best d...
What is the identify of compound A and B? D-allose L-allose D-altrose L-altrose D-arabinose L-arabinose D-erythrose...
What is the identify of compound A and B?
D-allose
L-allose
D-altrose
L-altrose
D-arabinose
L-arabinose
D-erythrose
L-erythrose
D-erythrulose
L-erythrulose
D-fructose
L-fructose
D-galactose
L-galactose
D-glucose
L-glucose
D-glyceraldehyde
L-glyceraldehyde
D-gulose
L-gulose
D-idose
L-idose
D‐lyxose
L‐lyxose
D-mannose
L-mannose
D‐psicose
L‐psicose
D-ribose
L-ribose
D-ribulose
L-ribulose
D-sorbose
L-sorbose
D-tagatose
L-tagatose
D-talose
L-talose
D-threose
L-threose
D‐xylose
L‐xylose
D-xylulose
L-xylulose
None of the above
What is the identify of compound A? CH2OH HO OH OH OH Compound A
Report Sheet A.2 Fischer projection of D-glucose Haworth (cyclic) formulas B-D-glucose Q-D-glucose Bouwbedeus A.3 Fischer projection...
Report Sheet A.2 Fischer projection of D-glucose Haworth (cyclic) formulas B-D-glucose Q-D-glucose Bouwbedeus A.3 Fischer projection of D-fructose Haworth (cyclic) formula for C-D-fructose Fischer projection of D-galactose Haworth (cyclic) formula for a-D-galactose Questions and Problems Q.1 How does the structure of D-glucose compare to the structure of D-galactose?
Ch. 15 Carbohydrates 1) How many stereocenters are in: a) Glucose b) Fructose c) Galactose 2)...
Ch. 15 Carbohydrates 1) How many stereocenters are in: a) Glucose b) Fructose c) Galactose 2) Area-D-glucose and B-D-glucose anomers? Are they enantiomers? Explain 3) Draw Haworth structure of B-D-galactose and B-D-fructose. 4) Convert each Haworth projection to a Fisher projection
4) Take a look at these structures of monosaccharides (3 pts) *CHOH CHOH CH,OH OH CH,OH...
4) Take a look at these structures of monosaccharides (3 pts) *CHOH CHOH CH,OH OH CH,OH SH HOM HO OH OH H H OH OH H . H OH GLUCOSE HOH GALACTOSE OH FRUCTOSE What is the molecular formula for the the following monosaccharides? a. glucose: C b. fructose: C c. galactose: C 5) A. Show the anomeric carbon. (1 pts) B. Draw B-D-Fructopyranose (2 pts) Fructose Isomers 6) Identify monosaccharide (M), disaccharide (D) or Polysaccharide (P) (3 pts) a....
1. For D-glucose and D-fructose provide the following information: a) Molecular formula b) Fischer projection of...
1. For D-glucose and D-fructose provide the following information: a) Molecular formula b) Fischer projection of the open chain and specified cyclic structure c)Type of carbohydrate (Prefix: aldo or keto + number of carbons + "ose"; e.g. aldohexose) D-glucose Molecular formula: Type of carbohydrate: Fischer projection a- cyclic structure D-fructose Molecular formula: Type of carbohydrate: Fischer projection B-cyclic structure O
A) Starting with the linear form shown in Figure 7-3a, show the cyclization reaction(s) of D-xylose...
A) Starting with the linear form shown in Figure 7-3a, show the cyclization reaction(s) of D-xylose to create all possible cyclized forms. Name the cyclized forms. Note: you can ignore the less stable four and seven membered rings. (4 marks) B) Draw and name two cyclic epimers of the D-xylose, highlighting the chiral center involved. (2 marks) C) How many asymmetric carbons (chiral centers) are there for each of the cyclised D-xylose structures in part A compared to the linear...
Part D Glucose can be classified as an aldohexose. Name the following monosaccharide to indicate its...
Part D Glucose can be classified as an aldohexose. Name the following monosaccharide to indicate its carbonyl group and the number of carbon atoms. но он он н -C- C-C-C-C OH HHHH Spell out the name of the monosaccharide, including the carbonyl group and the number of carbon atoms. View Available Hint(s) (3R 4R)-1,3,4,5-tetrahydroxyponta Submit Previous Answers X Incorrect; Try Again; 3 attempts remaining Part B Indicate the chiral carbon(s). Identify the appropriate atom by selecting each atom and assigning...
18. Which of the following compound(s) would undergo mutarotation in aqueous solution? 19. Draw the chair...
18.
Which of the following compound(s) would undergo mutarotation in
aqueous solution?
19. Draw the chair conformation of a-D-galactopyranose.
20. Which of the following compound(s) is a glycoside?
21. Provide the reagents neccesary to carry out the following
conversion.
22. Predict the product(s) for the following reaction.
23. D-glucose & D-galactose are ______epimers of each
other.
24. Predict the product(s) for the following reaction.
25. Which of the following compound(s) would produce D-glucose
and D-mannose when treated with HCN followed...
CH401 Biochemistry I Homework Assignment #6, Carbohydrates 1. Indicate whether each of the following pairs of...
CH401 Biochemistry I Homework Assignment #6, Carbohydrates 1. Indicate whether each of the following pairs of sugars consists of anomers, epimers, enantiomers, or none of these relationships. a. D-glyceraldehyde and dihydroxyacetone. annos b. D-glucose and D-mannose - epimers c. D-erythrose and L-erythrose er m ers d. a-D-glucose and B-D-glucose - enoshowers e. D-ribose and D-arabinose - f. D-galactose and D-glucose - 2. What does the enzyme mutarotase catalyze? Show by an equation using the glucose isomers. 3. Draw the Haworth...
3. Ribose isan) Carbohydrates a) aldotetrose b) aldopentose c) ketotriose 1. The monosaccharide that is also...
3. Ribose isan) Carbohydrates a) aldotetrose b) aldopentose c) ketotriose 1. The monosaccharide that is also called blood sugar 4. In the following Fischer projection, which chiral carbon is used to determine whether the sugar is。er L? a) ribulose b) galactose c) glucose d) bose a) The green carbon b) The yellow carbon c) The blue carbon d) The red carbon он но но CH2OH 2. All of the following monosaccharides are aldoses &. In the following Flscher projection, is...
What is the identify of compound A and B?
D-allose
L-allose
D-altrose
L-altrose
D-arabinose
L-arabinose
D-erythrose
L-erythrose
D-erythrulose
L-erythrulose
D-fructose
L-fructose
D-galactose
L-galactose
D-glucose
L-glucose
D-glyceraldehyde
L-glyceraldehyde
D-gulose
L-gulose
D-idose
L-idose
D‐lyxose
L‐lyxose
D-mannose
L-mannose
D‐psicose
L‐psicose
D-ribose
L-ribose
D-ribulose
L-ribulose
D-sorbose
L-sorbose
D-tagatose
L-tagatose
D-talose
L-talose
D-threose
L-threose
D‐xylose
L‐xylose
D-xylulose
L-xylulose
None of the above
What is the identify of compound A? CH2OH HO OH OH OH Compound A
Report Sheet A.2 Fischer projection of D-glucose Haworth (cyclic) formulas B-D-glucose Q-D-glucose Bouwbedeus A.3 Fischer projection of D-fructose Haworth (cyclic) formula for C-D-fructose Fischer projection of D-galactose Haworth (cyclic) formula for a-D-galactose Questions and Problems Q.1 How does the structure of D-glucose compare to the structure of D-galactose?
Ch. 15 Carbohydrates 1) How many stereocenters are in: a) Glucose b) Fructose c) Galactose 2) Area-D-glucose and B-D-glucose anomers? Are they enantiomers? Explain 3) Draw Haworth structure of B-D-galactose and B-D-fructose. 4) Convert each Haworth projection to a Fisher projection
4) Take a look at these structures of monosaccharides (3 pts) *CHOH CHOH CH,OH OH CH,OH SH HOM HO OH OH H H OH OH H . H OH GLUCOSE HOH GALACTOSE OH FRUCTOSE What is the molecular formula for the the following monosaccharides? a. glucose: C b. fructose: C c. galactose: C 5) A. Show the anomeric carbon. (1 pts) B. Draw B-D-Fructopyranose (2 pts) Fructose Isomers 6) Identify monosaccharide (M), disaccharide (D) or Polysaccharide (P) (3 pts) a....
1. For D-glucose and D-fructose provide the following information: a) Molecular formula b) Fischer projection of the open chain and specified cyclic structure c)Type of carbohydrate (Prefix: aldo or keto + number of carbons + "ose"; e.g. aldohexose) D-glucose Molecular formula: Type of carbohydrate: Fischer projection a- cyclic structure D-fructose Molecular formula: Type of carbohydrate: Fischer projection B-cyclic structure O
A) Starting with the linear form shown in Figure 7-3a, show the cyclization reaction(s) of D-xylose to create all possible cyclized forms. Name the cyclized forms. Note: you can ignore the less stable four and seven membered rings. (4 marks) B) Draw and name two cyclic epimers of the D-xylose, highlighting the chiral center involved. (2 marks) C) How many asymmetric carbons (chiral centers) are there for each of the cyclised D-xylose structures in part A compared to the linear...
Part D Glucose can be classified as an aldohexose. Name the following monosaccharide to indicate its carbonyl group and the number of carbon atoms. но он он н -C- C-C-C-C OH HHHH Spell out the name of the monosaccharide, including the carbonyl group and the number of carbon atoms. View Available Hint(s) (3R 4R)-1,3,4,5-tetrahydroxyponta Submit Previous Answers X Incorrect; Try Again; 3 attempts remaining Part B Indicate the chiral carbon(s). Identify the appropriate atom by selecting each atom and assigning...
18.
Which of the following compound(s) would undergo mutarotation in
aqueous solution?
19. Draw the chair conformation of a-D-galactopyranose.
20. Which of the following compound(s) is a glycoside?
21. Provide the reagents neccesary to carry out the following
conversion.
22. Predict the product(s) for the following reaction.
23. D-glucose & D-galactose are ______epimers of each
other.
24. Predict the product(s) for the following reaction.
25. Which of the following compound(s) would produce D-glucose
and D-mannose when treated with HCN followed...
CH401 Biochemistry I Homework Assignment #6, Carbohydrates 1. Indicate whether each of the following pairs of sugars consists of anomers, epimers, enantiomers, or none of these relationships. a. D-glyceraldehyde and dihydroxyacetone. annos b. D-glucose and D-mannose - epimers c. D-erythrose and L-erythrose er m ers d. a-D-glucose and B-D-glucose - enoshowers e. D-ribose and D-arabinose - f. D-galactose and D-glucose - 2. What does the enzyme mutarotase catalyze? Show by an equation using the glucose isomers. 3. Draw the Haworth...
3. Ribose isan) Carbohydrates a) aldotetrose b) aldopentose c) ketotriose 1. The monosaccharide that is also called blood sugar 4. In the following Fischer projection, which chiral carbon is used to determine whether the sugar is。er L? a) ribulose b) galactose c) glucose d) bose a) The green carbon b) The yellow carbon c) The blue carbon d) The red carbon он но но CH2OH 2. All of the following monosaccharides are aldoses &. In the following Flscher projection, is...
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