CHO H--OH ?? -? CH2OH pyranose form b) ?? ?? most stable chair conformation c) ??...
5. Convert the following Fischer projection to a pyranose). CHO HOH но-н H- H НЕОН CH2OH acyclic pyranose scaffold a-pyranose Haworth
Convert the Fischer projection to the Haworth projection of the B-pyranose form by moving the substituents to the appropriate positions. The anomeric carbon is shown. EK Cyclization } CH2OH Answer Bank CH,OH OH H
A Fischer projection of a monosaccharide is shown below: CHO H- ОН HO -H CH2OH to forma ring. Note that the numbering of When this monosaccharide cyclizes, carbon bonds to the oxygen on carbon the carbons begins at the top of the Fischer projection. Submit Answer Retry Entire Group 6 more group attempts remaining [Review Toples [References A Fischer projection of a monosaccharide is shown below: CH2OH C=0 H- OH HO H CH2OH to form a ring. Note that the...
3) a) Draw the Fischer projection of the following sugars and label them D or L. HO b) Draw the most stable chair conformation of the b-anomer of the hemiacetal of the following aldohexose: 3) a) Draw the Fischer projection of the following sugars and label them Dor L. НО. H CHO он НО H он Н. ОН НО. CHO ли нон н он b) Draw the most stable chair conformation of the B-anomer of the hemiacetal of the following...
hapter 4:Chair Conformation Worksheet Directions: Draw the most stable chair conformation on the template below OH NH2
11. Build the chair and boat conformations and identify the most stable conformation. Identify the 1,3-diaxial interactions. 12. Draw the most stable conformation of (a) ethylcyclohexane (b) 3-isopropyl-1,1-dimethylcyclohexane (c) cis-1-tert-butyl-4-isopropylcyclohexane 13. Draw all possible conformations of 1,4-dimethylcyclohexane and identify the most stable conformation 14. (a) Draw both chair conformations of cis-1,2-dimethylcyclohexane, and determine which conformer is more stable. (b) Repeat for the trans isomer. (c) Predict which isomer (cis or trans) is more stable. 15. (a) Draw both chair conformations...
7. Draw the Most stable chair conformation for the following. Cl HICD C) Cl C) OH Cl
18. Draw the product of the following Dieckmann cyclization: 1) NaOCH2CH3 CH3CH2OH 2) H30* 19. Glucosamine is a product of the fermentation of corn and is shown below. Draw the Fischer projection of glucosamine: OH H ОН NH2 OH 20. Draw the most stable chair conformation of the D-idose, whose Fisher projection is shown below. Is it an a-or B-anomer? CHO HO -H H- -OH HO Н H -OH CH2OH
19. Glucosamine is a product of the fermentation of corn and is shown below. Draw the Fischer projection of glucosamine: 20. Draw the most stable chair conformation of the D-idose, whose Fisher projection is shown below. Is it an a- or b-anomer? 19. Glucosamine is a product of the fermentation of corn and is shown below. Draw the Fischer projection of glucosamine: OH H ОН NH2 он 20. Draw the most stable chair conformation of the D-idose, whose Fisher projection...
Me Me Me OH b) a) Me please in chair conformation! most stable! Me d) OH Me ) HO OH TOH HO OH Me Me OH