Concept explainers
(a)
Interpretation: The given Haworth projection is to be labeled as an
Concept introduction: The structural representation of sugar molecule in cyclic form is known as Haworth projection. A compound in which the hydroxyl group of first and sixth carbon atom is on the same side is known as
(b)
Interpretation: The given Haworth projection is to be labeled as an
Concept introduction: The structural representation of sugar molecule in cyclic form is known as Haworth projection. A compound in which the hydroxyl group of first and sixth carbon atom is on the same side is known as
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Organic Chemistry (6th Edition)
- Answer the following questions about monosaccharide B.a. Draw the β anomer of B in a Haworth projection.b. Draw the α anomer of B in a three-dimensional representation using a chair conformation.c. What products are formed when B undergoes the Kiliani–Fischer synthesis?d. What product is formed when B is treated with NaBH4 in CH3OH?e. Draw the disaccharide formed when two molecules of B are joined by a 1→4-β-glycosidic linkage.arrow_forwarda.Label the four stereogenic centers in sorbitol as R or S. b.How are sorbitol and A related? c. How are sorbitol and B related?arrow_forward(a) Label compounds A, B, and C as D- or L-sugars. (b) How are compounds A and B related? A and C? B and C? Choose from enantiomers, diastereomers, or constitutional isomers.arrow_forward
- Draw both pyranose anomers of each aldohexose using a three-dimensional representation with a chair pyranose. Label each anomer as α or β.arrow_forwardConvert each compound to a Fischer projection, and label eachstereogenic center as R or S.arrow_forwardFor D-arabinose:a. Draw its enantiomer.b. Draw an epimer at C3.c. Draw a diastereomer that is not an epimer.d. Draw a constitutional isomer that still contains a carbonyl group.arrow_forward
- Draw a Haworth projection for each compound using the structures. α-D-tagatofuranosearrow_forwardAnswer the following questions about monosaccharide A.a. Draw the α anomer of A in a Haworth projection.b. Draw the β anomer of A in a three-dimensional representation using a chair conformation.c. What two aldoses yield A in a Wohl degradation?d. What product is formed when A undergoes a Wohl degradation?e. What product is formed when A reacts with Ag2O in NH4OH?arrow_forwardA. Assign each chiral center as R or S B. draw a diastereomer of ephedrine.arrow_forward
- Convert each compound to a Fischer projection, and label each stereogenic center as R or S.arrow_forwardGive the IUPAC name for attached compound, including the R,S designationfor each stereogenic center.arrow_forward(a) Convert each cyclic monosaccharide into a Fischer projection of its acyclic form. (b) Name each monosaccharide. (c) Label the anomer as α or β.arrow_forward
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