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OH Draw a Fischer projection for the following compound, placing the -CO2H up at the top. Rotation between Cry and...
Draw the Fischer projection of the following compound Eclipsed? IL, NOW many hydroge 10. [05 pts.]...
Draw the Fischer projection of the following compound
Eclipsed? IL, NOW many hydroge 10. [05 pts.] Draw the Fischer projection of the following compound. CHCH₂CH₂OH 1. [06 pts.] Assign the chiral center(s) as R or S for each of the follow CH3 af - Bro 3 CH₂CH₂ bound/?
Solve 12-14 12. Consider the molecule shown below. OH OH f. How many stereoisomers are possible?...
Solve 12-14
12. Consider the molecule shown below. OH OH f. How many stereoisomers are possible? g. Draw each of these stereoisomers. h. Identify pairs of enantiomers and pairs of diastereomers. i. Build a model of the stereoisomer that has both OH groups pointing out. Also, build a model of the mirror image of this molecule. j. Do your two molecules represent enantiomers? Are they chiral? Fischer Projections 13. Build a model of 1-bromo-1-chloroethane. a. Draw a3D representation of this...
For 2-chloro-3-hexanol: Draw the structure of all the possible stereoisomers with Fischer Projection and Perspective Formulas...
For 2-chloro-3-hexanol: Draw the structure of all the possible stereoisomers with Fischer Projection and Perspective Formulas showing both eclipsed and staggered conformations). 2) Assign the configuration of all chiral centers with R or S. (3) Give the complete IUPAC name for each stereoisomers. (4) Indicate the relationship among the structures, indicating which are the threo or erythro enantiomer, and diastereoisomer pairs.
10. Convert the following 3-dimensional molecule into a Fischer projection looking along the indicated line of...
10. Convert the following 3-dimensional molecule into a Fischer projection looking along the indicated line of sight. Assign an R or S designation for the absolute configuration to the chiral C. Is the molecule at the right the same or the enantiomer of the original molecule? NH2 NH2 HO CH3 OH HC H
4. Consider the following Fischer Projection: CH, OH I 9 CH OH A Does this represent...
4. Consider the following Fischer Projection: CH, OH I 9 CH OH A Does this represent a monosaccharide, a disaccharide, a trisaccharide or something else? B Are any chiral carbons present? If so, circle each one. C Does this represent an aldose or a ketose? Explain your response and draw a box around the relevant functional group. D Give the molecular formula for this compound. E Is this compound classified as an L-isomer or a D- isomer? your response. Explain...
Use the Fischer projection below to answer the following questions сн. Br- H H- Br CH,CH,...
Use the Fischer projection below to answer the following questions сн. Br- H H- Br CH,CH, (a) Write the IUPAC name for this molecule using the R/S notation (b) Draw the skeletal structure of the mirror Image, le the enantiomer, of the molecule whose Fischer projection is given above. (Show one wedge bond, one dashed bond, and two sticks attached to the chiral carbon. Show the hydrogen atom bonded to the chiral carbon atom as either a wedge or dash...
DUBU Ugraded 1) Draw the enantiomer and a diastereomer of the following Fischer projection in the...
DUBU Ugraded 1) Draw the enantiomer and a diastereomer of the following Fischer projection in the boxes below Your answers should be in wedge/dash notation (2 points) Original molecule Enantiomer Diastereomer OOH -OH C-Me SH Merci 2) Provide the full IUPAC name for the following molecule (2 point): undecane 3-bromo 4,5-ethyl 6-methyl 8-ethylene Molecule: 9-11-methylethul) Name 3) Use your knowledge of pka's to rank the following from least basic (1) to most basic (5)? (1 point)
Circle all the molecules that have an internal plane of symmetry. Note: rotation around a C-C...
Circle all the molecules that have an internal plane of symmetry. Note: rotation around a C-C bond may be required to see a plane of symmetry (0.4 pts) HCI OH OH H Quinox is a P-stereogenic bisphosphine ligand. Determine the (RS) configurations of the phosphorus atoms, draw the mirror image of the compound, and label the compound as chiral or achiral. (0.5 pts) Chiral or Achiral? If one of the two chiral centers in a molecule has the R-configuration and...
(a) Draw the structure of (4R,5R)-4-ethyl-5-luoro-2-methytheptane. Use solid and dashed wedges to show the proper configurations...
(a) Draw the structure of (4R,5R)-4-ethyl-5-luoro-2-methytheptane. Use solid and dashed wedges to show the proper configurations of the chiral centers. (0.4 pts) . (b) Now draw a Newman projection for the most stable conformation of the C(4)-C(5) bond. (0.4 pts) (c) Draw a diastereomer of (4R,5R)-4-ethyl-5-fluoro-2-methylheptane (0.2 pts) The specific rotation [a] of pure quinine is-165. A solution containing 9. both quinine and its enantiomer has a specific rotation of -63 Calculate the percentage of quinine present in the mixture?...
19-26 thanks! 19-29* PART 3: 2,3-BUTANEDIOL CH-CH(OH)-CH(OH)-CH, mirror images, not superimposable Build as many models of...
19-26 thanks!
19-29*
PART 3: 2,3-BUTANEDIOL CH-CH(OH)-CH(OH)-CH, mirror images, not superimposable Build as many models of 2,3-butanediol as you can. First, attach two carbons with a single bond. To each carbon add one carbon, one hydrogen, and one oxygen. To complete the structure, Ti the remaining hydrogen atoms. Remember, a model is not different if it is completely superimposable on one already constructed! 13. How many stereochemically different models are possible for 2,3-butanediol? 14. What characteristic does one of these...
Draw the Fischer projection of the following compound
Eclipsed? IL, NOW many hydroge 10. [05 pts.] Draw the Fischer projection of the following compound. CHCH₂CH₂OH 1. [06 pts.] Assign the chiral center(s) as R or S for each of the follow CH3 af - Bro 3 CH₂CH₂ bound/?
Solve 12-14
12. Consider the molecule shown below. OH OH f. How many stereoisomers are possible? g. Draw each of these stereoisomers. h. Identify pairs of enantiomers and pairs of diastereomers. i. Build a model of the stereoisomer that has both OH groups pointing out. Also, build a model of the mirror image of this molecule. j. Do your two molecules represent enantiomers? Are they chiral? Fischer Projections 13. Build a model of 1-bromo-1-chloroethane. a. Draw a3D representation of this...
For 2-chloro-3-hexanol: Draw the structure of all the possible stereoisomers with Fischer Projection and Perspective Formulas showing both eclipsed and staggered conformations). 2) Assign the configuration of all chiral centers with R or S. (3) Give the complete IUPAC name for each stereoisomers. (4) Indicate the relationship among the structures, indicating which are the threo or erythro enantiomer, and diastereoisomer pairs.
10. Convert the following 3-dimensional molecule into a Fischer projection looking along the indicated line of sight. Assign an R or S designation for the absolute configuration to the chiral C. Is the molecule at the right the same or the enantiomer of the original molecule? NH2 NH2 HO CH3 OH HC H
4. Consider the following Fischer Projection: CH, OH I 9 CH OH A Does this represent a monosaccharide, a disaccharide, a trisaccharide or something else? B Are any chiral carbons present? If so, circle each one. C Does this represent an aldose or a ketose? Explain your response and draw a box around the relevant functional group. D Give the molecular formula for this compound. E Is this compound classified as an L-isomer or a D- isomer? your response. Explain...
Use the Fischer projection below to answer the following questions сн. Br- H H- Br CH,CH, (a) Write the IUPAC name for this molecule using the R/S notation (b) Draw the skeletal structure of the mirror Image, le the enantiomer, of the molecule whose Fischer projection is given above. (Show one wedge bond, one dashed bond, and two sticks attached to the chiral carbon. Show the hydrogen atom bonded to the chiral carbon atom as either a wedge or dash...
DUBU Ugraded 1) Draw the enantiomer and a diastereomer of the following Fischer projection in the boxes below Your answers should be in wedge/dash notation (2 points) Original molecule Enantiomer Diastereomer OOH -OH C-Me SH Merci 2) Provide the full IUPAC name for the following molecule (2 point): undecane 3-bromo 4,5-ethyl 6-methyl 8-ethylene Molecule: 9-11-methylethul) Name 3) Use your knowledge of pka's to rank the following from least basic (1) to most basic (5)? (1 point)
Circle all the molecules that have an internal plane of symmetry. Note: rotation around a C-C bond may be required to see a plane of symmetry (0.4 pts) HCI OH OH H Quinox is a P-stereogenic bisphosphine ligand. Determine the (RS) configurations of the phosphorus atoms, draw the mirror image of the compound, and label the compound as chiral or achiral. (0.5 pts) Chiral or Achiral? If one of the two chiral centers in a molecule has the R-configuration and...
(a) Draw the structure of (4R,5R)-4-ethyl-5-luoro-2-methytheptane. Use solid and dashed wedges to show the proper configurations of the chiral centers. (0.4 pts) . (b) Now draw a Newman projection for the most stable conformation of the C(4)-C(5) bond. (0.4 pts) (c) Draw a diastereomer of (4R,5R)-4-ethyl-5-fluoro-2-methylheptane (0.2 pts) The specific rotation [a] of pure quinine is-165. A solution containing 9. both quinine and its enantiomer has a specific rotation of -63 Calculate the percentage of quinine present in the mixture?...
19-26 thanks!
19-29*
PART 3: 2,3-BUTANEDIOL CH-CH(OH)-CH(OH)-CH, mirror images, not superimposable Build as many models of 2,3-butanediol as you can. First, attach two carbons with a single bond. To each carbon add one carbon, one hydrogen, and one oxygen. To complete the structure, Ti the remaining hydrogen atoms. Remember, a model is not different if it is completely superimposable on one already constructed! 13. How many stereochemically different models are possible for 2,3-butanediol? 14. What characteristic does one of these...
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