21. The following molecule can be classified as the: СН,ОН ОН H ОН, H CH OH...

Question

Question

21. The following molecule can be classified as the: СН,ОН ОН H ОН, H CH OH ОН H D-isomer L-isomer

Answer 1

Answer #1

This molecule can be classified as

- D - fructofuranose

So it is a D -isomer (dextro rotatory) as OH group of the penultimate carbon is positioned on right side.

If it is L isomer than OH group positioned on left side

Answer 2

Similar Homework Help Questions

The carbons involved in the glycosidic bond for this disaccharide are: Сн,он CH,OH H H H...

The carbons involved in the glycosidic bond for this disaccharide are: Сн,он CH,OH H H H Н ОН Н н но но CH,OH H ОН x-p-Glc ОН Н B-D-Fru
8. What is the major product of the following reaction? Cн, CH Cl (solvent) C сн, a сн, CH CH H OH H OH OH 9. What...

8. What is the major product of the following reaction? Cн, CH Cl (solvent) C сн, a сн, CH CH H OH H OH OH 9. What is the degree of unsaturation of C10H12N203? a 4 b.5 c. 6 d.7 10. Which of the following statement about using curved arrows in polar reaction mechanism is true? a. The nucleophile can be either negatively charged or positively charged. b. The electrophile must be neutral. c. Electrons move from a nucleophilic source...
Question 1 (1 point) Choose the reducing sugars (select all that apply): СН,ОН СН,ОН не —...

Question 1 (1 point) Choose the reducing sugars (select all that apply): СН,ОН СН,ОН не — о он н ОН НА // Н v H ОН НА у н н н ОН н ОН CH,OH 1 ОНОН а снион и онон н СН,ОН ОН —0, ОН ОН ОН CH2OH -о- слъ We were unable to transcribe this imageQuestion 2 (1 point) Monosaccharide B can be cat Сн,ОН н Дон ү0 р. Н ОН HOCH2 ОН HV СН,ОН В. Г ОН...

R3 R4 он он R5 R6 amino group OH carboxyl CH сн, R1 group н сн,...

R3 R4 он он R5 R6 amino group OH carboxyl CH сн, R1 group н сн, н сн, н сн, сн, —CH H,N C OH N-C -N-C-C-N-C NICIC-N-C H O HOHH O HO H CIO HICIH I-N Search... How many amino acids are shown in the polypeptide below? (Hint: count the R groups) How many peptide bonds are shown in the (Hint: peptide bonds are polypeptide below? between which two atoms?) R3 R4 Он он R5 O R6 amino group...
HCI HCI Сн,он TOH CH,CH OH TsOH ОН CH,OH НО о

HCI HCI Сн,он TOH CH,CH OH TsOH ОН CH,OH НО о
C=O 2. Which of the following is an example of an aldopentose? Circle your answer. СН,ОН...

C=O 2. Which of the following is an example of an aldopentose? Circle your answer. СН,ОН CH,он CH н-с-он H-6-H H-C-OH HO-C-H. H-C-H H-C-OH H-C-OH H-6-H H-C-OH CH,OH CH,OH CH OH 3. In the L- isomer of a Fischer projection of a monosaccharide, the -OH group furthest from the carbonyl is written. Circle your answer. on the left of the top chiral carbon. on the left of the middle chiral carbon. on the left of the bottom chiral carbon. on...

1) + NaOH J) OH PCC CH,C1, K) H СН,ОН L) 1. Mg, ether -Br o...

1) + NaOH J) OH PCC CH,C1, K) H СН,ОН L) 1. Mg, ether -Br o 2. 3. H,0 M) OH Na Cr 0 H2SO4 4. Propose Mechanism (Show your work) (14 pts) A) CH,CH,CH,OH CHỊCH CHỊCHCHỊCOH
Select the product for the following reaction: HO+H нон нон н +он CH,OH он ноо нонно...

Select the product for the following reaction: HO+H нон нон н +он CH,OH он ноо нонно он нон HO+H нон н+он н+он нон н он н +он нон нон н-он нон нон CH OH сн,он CH OH CH,OH 4 оооо
Write the correct IUPAC name for the following molecule. CH2-OH Hзс HC- CH2-CH=CH-CH2 CH₂ H₃Ć сн,...

Write the correct IUPAC name for the following molecule. CH2-OH Hзс HC- CH2-CH=CH-CH2 CH₂ H₃Ć сн, CH3 СН3 IUPAC name:

• Is the following disaccharide a reducing sugar? Explain. CH OH OHO ОН СН,ОН OH OH...

• Is the following disaccharide a reducing sugar? Explain. CH OH OHO ОН СН,ОН OH OH ОН 2. The following test results were observed in a lab experiment: • A reddish-orange solid with the Benedict test • A reddish precipitate with the Barfoed's test • A red color within 1 minute with the Seliwanoffs test • A yellow color with the iodine test Name the carbohydrate that you would expect to show these results.