Organic Chemistry
9th Edition
ISBN: 9781305080485
Author: John E. McMurry
Publisher: Cengage Learning
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Chapter 25.6, Problem 20P
Interpretation Introduction
Interpretation:
To determine the active aldaric acid and inactive aldaric acid.
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classify the following monosaccharides as aldoses/ketoses, triose/tetrose/pentose/hexose/ L/D enantiomer, and a-/Banomer when applicable.
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Chapter 25 Solutions
Organic Chemistry
Ch. 25.1 - Prob. 1PCh. 25.2 - Prob. 2PCh. 25.2 - Prob. 3PCh. 25.2 - Prob. 4PCh. 25.2 - Prob. 5PCh. 25.3 - Prob. 6PCh. 25.3 - Prob. 7PCh. 25.4 - Prob. 8PCh. 25.4 - Prob. 9PCh. 25.4 - Prob. 10P
Ch. 25.5 - Prob. 11PCh. 25.5 - Prob. 12PCh. 25.5 - Prob. 13PCh. 25.5 - Prob. 14PCh. 25.5 - Prob. 15PCh. 25.6 - Prob. 16PCh. 25.6 - Prob. 17PCh. 25.6 - Prob. 18PCh. 25.6 - Prob. 19PCh. 25.6 - Prob. 20PCh. 25.6 - Prob. 21PCh. 25.6 - Prob. 22PCh. 25.6 - Prob. 23PCh. 25.7 - Prob. 24PCh. 25.8 - Show the product you would obtain from the...Ch. 25.SE - Prob. 26VCCh. 25.SE - Prob. 27VCCh. 25.SE - Prob. 28VCCh. 25.SE - Prob. 29VCCh. 25.SE - Prob. 30MPCh. 25.SE - Prob. 31MPCh. 25.SE - Glucosamine, one of the eight essential...Ch. 25.SE - D-Glicose reacts with acetone in the presence of...Ch. 25.SE - Prob. 34MPCh. 25.SE - Prob. 35MPCh. 25.SE - Prob. 36APCh. 25.SE - Prob. 37APCh. 25.SE - Prob. 38APCh. 25.SE - Prob. 39APCh. 25.SE - Prob. 40APCh. 25.SE - Assign R or S configuration to each chirality...Ch. 25.SE - Prob. 42APCh. 25.SE - Prob. 43APCh. 25.SE - Prob. 44APCh. 25.SE - Prob. 45APCh. 25.SE - Prob. 46APCh. 25.SE - Prob. 47APCh. 25.SE - Prob. 48APCh. 25.SE - Prob. 49APCh. 25.SE - Prob. 50APCh. 25.SE - Prob. 51APCh. 25.SE - Prob. 52APCh. 25.SE - Prob. 53APCh. 25.SE - Prob. 54APCh. 25.SE - Prob. 55APCh. 25.SE - Prob. 56APCh. 25.SE - Prob. 57APCh. 25.SE - Prob. 58APCh. 25.SE - Prob. 59APCh. 25.SE - Prob. 60APCh. 25.SE - Prob. 61APCh. 25.SE - Prob. 62APCh. 25.SE - Prob. 63APCh. 25.SE - D-Mannose reacts with acetone to give a...Ch. 25.SE - Prob. 65APCh. 25.SE - Prob. 66APCh. 25.SE - Prob. 67APCh. 25.SE - Prob. 68APCh. 25.SE - Prob. 69APCh. 25.SE - Prob. 70APCh. 25.SE - Prob. 71AP
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- Classify the following monosaccharides as an aldose or ketose. I need help on number 5, a-d.arrow_forwardSugar alcohols (alditols) are formed by chemically reducing aldoses or ketoses. Which one of the following sugars will give a negative Benedict's Test? aldopentoses alditols 2- Ketopentoses an aldose undergoing mutarotation in solutionarrow_forwardWhich structures represent ketose, aldose, and alditol?arrow_forward
- what is the structure digested by and how many reducing sugars are present ОН ОН Но OH HO Но HO- OH HO, The trisaccharide pictured could be completely digested (ie into monomers) by a beta-galactosidase and an alpha-glucosidase an alpha-galactosidase and sucrase lactase and sucrase a beta-fructosidase and lactasearrow_forwardHumans are able to digest amylose, but not cellulose. What structural features of these polysaccharides might be responsible for this? O amylose contains only beta glycosidic bonds where cellulose contains alpha glycosidic bonds O amylose contains only beta glycosidic bonds where cellulose contains alpha glycosidic bonds amylose contains only alpha peptide bonds where cellulose contains beta peptide bonds amylose contains only alpha glycosidic bonds where cellulose contains beta glycosidic bondsarrow_forwardThere are four d-aldopentoses (Table 25.1). If each is reduced with NaBH4, which yield optically active alditols? Which yield optically inactive alditols?arrow_forward
- If lactose is first hydrolyzed (by addition of sulfuric acid) into its constituent monosaccharide, and then subjected to complete methylation, what methylated products do you expect?arrow_forwardα-D-glucuronic acid and α-D-mannuronic acid are examples of epimers, enantiomers, aldose-ketose pair, or anomers?arrow_forwardFor the following sugar structure, indicate if it is an aldose or ketose, hexose or other “numbered ose”, and if it is D- or L-. Given that it is a furanose, draw its Haworth structure.arrow_forward
- a) Draw Haworth projections of both - and -anomers of D-fructose. Indicate which carbon is the anomeric carbon.b) Sucrose is a disaccharide made up of a molecule of D-fructose and D-glucose. Draw the structure of sucrose clearly indicating the linkage between the two monosaccharides and its biological significance.c) Tollen’s reagent is a very mild oxidizing agent which normally oxidize aldehydes but not ketones. However, both glucose and fructose give positive results with Tollen’s reagent and are classified as reducing sugars. Explain how fructose can also give positive results with Tollen’s reagent (illustrate using structures).arrow_forwardRegarding the following monosaccharides, indicate the CORRECT alternative: a) Only Gulosa, Idosa and Mannose can produce alditols because they are aldoses. b) There is only one pair of epimers. c) The reaction of Idosa with HNO3 converts it into a product without optical activity. d) Only two monosaccharides will give a positive result with Fehling's reagent. e) Mutarotation converts D-psychose into an aldose.arrow_forwardWhich aldopentose gives the same aldaric acid as D-xylose? Which aldopentose gives the same aldaric acid as D-arabinose?arrow_forward
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