Which pair of carbohydrates is epimeric at C-2? CHO CHO H OH H- OH HO -H H- -OH H- OH H- -OH H- OH 40 HO H CH₂OH CH₂OH CHO CHO H- OH H- OH HO 40 -H HO H H- OH H -OH H- OH HO H CH₂OH CH₂OH CHO CHO H OH HO -H HO- H HO H H OH H OH H OH H -OH CH₂OH CH₂OH CHO CHO H -OH H OH HO H HO -H H OH HO -H HO H H OH CH₂OH CH₂OH

Which pair of carbohydrates is epimeric at C-2? CHO CHO H OH H- OH HO -H H- -OH H- OH H- -OH H- OH 40 HO H CH₂OH CH₂OH CHO CHO H- OH H- OH HO 40 -H HO H H- OH H -OH H- OH HO H CH₂OH CH₂OH CHO CHO H OH HO -H HO- H HO H H OH H OH H OH H -OH CH₂OH CH₂OH CHO CHO H -OH H OH HO H HO -H H OH HO -H HO H H OH CH₂OH CH₂OH

Introduction to General, Organic and Biochemistry

11th Edition

ISBN:9781285869759

Author:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Publisher:Frederick A. Bettelheim, William H. Brown, Mary K. Campbell, Shawn O. Farrell, Omar Torres

Chapter20: Carbohydrates

Section: Chapter Questions

Problem 20.14P

See similar textbooks

Similar questions

When the following carbohydrate cyclizes, which of the following Haworth Projections is formed? CHO но - H- OH HO - HO -H- CH2OH CH2OH OH HO 1
Liv
H Identify the epimer of D-allose at C-2, C-3, and C-4. O=J H O=J H C 0= H C H-C-OH HO-C-H H-C-OH HO-C-H H-C-OH H-C-OH HO-C-H HO-C-H H-C-OH H-C-OH H. H =0 H =α H-C-OH H-C-OH H-C-OH H-C-OH HO-C-H HO-C-H HO-C-H HO-C-H H-C-OH H-C-OH HO-C-H HO-C-H =O =0 H C C C C Answer Bank H-C-OH HO-C-H H-C-OH HO-C-H C-2 epimer C-3 epimer H-C-OH H-C-OH | CH₂OH CH₂OH | CH₂OH CH₂OH C-4 epimer CH,OH CH₂OH D-Allose CH₂OH D-Altrose CH₂OH D-Glucose D-Mannose D-Gulose D-Idose D-Galactose D-Talose E H-C-OH H-C-OH H-C-OH H-C-OH
Identify the epimer of D-ribose at C-2 and C-3. H H H H H -OH HO C-H H -OH HO-C-H H -C OH H-C-OH HO -C-H HO-C-H H-C-OH H-C-OH H -C-OH H-C-OH CH₂OH CH₂OH D-Ribose D-Arabinose CH₂OH D-Xylose CH₂OH D-Lyxose Answer Bank C-2 epimer C-3 epimer
The structures of four isomers of a ketopentose carbohydrate are shown. OH Но C-H но- HO- -c-H H-C-H A Н- H-C- -OH -H HO- OH H— OH B Which of the structures are diastereomers of structure D? Н- OH H-C-OH H-C-OH H-C-H OH C OH HO-C-H H-C- -OH OH D
None
Which of the terms explain the relationship between the two compounds? CH2OH Он Он Он Он α-D-galactose anomers enantiomers diastereomers epimers CH2OH ОН O он Он ОН B-D-galactose
Classify the structures as being either an enantiomer, diastereomer or diastereomer/epimer of D-glucose. Structure A: CH H- -OH Structure B: но- H- H- OH Structure C: H- он H- -H D-Glucose: OH || CH CH CH он H- он но -H H- он но он но но- H- но H- OH OH но -- H- -H H -Ç-H Structure A: OH Structure B: OH Structure C: OH
Indicate whether each of the following compounds is a carbohydrate or not using the dropdown on the right. Compound A: Compound B: Compound C: H HO H CH₂OH H OH ОН, H H CH3 H HO-C-H H-C-OH H-C-OH NH₂ CH₂CH3 H H CH3 CH3 OH H H CH3 H
Name the reaction that results in the chemical transformation of galactose shown below. CH₂OH CH₂OH OH H H H OH :0 H OH OH H H galactose O C1 oxidation Reduction C6 oxidation Amination Anomeric anhydration O H OH OH H O H OH
Given below is the Haworth structure of a stereoisomer of maltose. Which of the following names correctly denotes this stereoisomer? CH₂OH CH₂OH O H HO H OH H H O y-maltose B-maltose OH O cis/trans-maltose O a-maltose H H H OH H H OH H OH hp
O- alpha (1->4) ОН The name of this disaccharide is ribofuranose CH2OH It is a non-reducing ОН + ОН - -D- glucopyranosyl alpha sugar. CH2OH ОН ОН - -D-