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Determine the enantiomeric excess (1) and indicate which configuration (2), S or R, is in excess....
the enantiomeric excess for the following mixture of enantiomers A and B (5.12D)? 11. (1 point)...
the enantiomeric excess for the following mixture of enantiomers A and B (5.12D)? 11. (1 point) What is enantio 85% A and 1500 B (2 points) Name the following molecules including absolute configuration (R or S) of each asymmetric carbon: Assign priorities a, b, c, & d. 8. a) d Ci oi 25, 3R -3,3-diuhloro pentau Cl b)
having trouble with R and S configuration, can someone help out with this sheet? 17 Br>Cl'7...
having trouble with R and S configuration, can someone help out
with this sheet?
17 Br>Cl'7 S"7 F>ONTO77i77 H 1. Determine the configuration (R or S) of each of the following molecules: (Ph phenyl, a benzene ring as a group) CH-CH3 b. CHs с. но NH2 d. он COOH Ph H Hас CH2CH3 H2N CH&CH NH2 NH2 f. Ph CH3 Ph CHs h. H i. OH c lCOOH н.сн,с F Н.с NH2 h. COOH CHs CH2CH H2N 2. Label the...
Compound 2 Compound Compound 3 12.(3 pts) What is the relationship between Compound 1 and compound...
Compound 2 Compound Compound 3 12.(3 pts) What is the relationship between Compound 1 and compound 2? 13. (3 pts) What is the relationship between Compound 2 and compound 3? 14.(3 pts) What is the relationship between compound 1 and compound 3? 15. (3 pts) Which compound(s) are meso? 16. (3 pts) Which compounds will rotate the plane of polarized light? 10.(6 pts) What are the configurations of the stereocenter(s) in the following molecule. Would you expect this molecule to...
This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B....
This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. HN NH OR os This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. H3 CH3 НО СН3 НЕ ОН IIIty .(с NH2 ОН. ОН о ОН о
6. Draw the two chair conformations for cis-1-sec-butyl-2-ethylcyclohexane. Predict the most stable conformer and draw the...
6. Draw the two chair conformations for cis-1-sec-butyl-2-ethylcyclohexane. Predict the most stable conformer and draw the corresponding Newman projection (4 pts) 7. Convert the following compounds from their 3D structure to their Fisher projection and vice-versa (4 pts) НО Br HO co₂me HN CI CO2Me НО -СІ НЕОН СН2ОН 5| Page 8. The specific rotation for (R)-methyl 2-chloro-2,3-dihydroxypropanoate is -126.7. A student prepare a sample of methyl 2-chloro-2,3-dihydroxypropanoate enantiomers that shows a specific rotation of +89.6, (a) Calculate the percent...
3. Assign R or S configuration to the following molecules: Br F H F . Br...
3. Assign R or S configuration to the following molecules: Br F H F . Br F Br -CH CH=CH2 H CH2CH3 CH2CH3 CH3 CH2 --CH3 OH H -CH=CH2 H3C 7 CH3 H CH(CH3)2
6.(14) Determine the absolute configuration (R or S) for each chiral center in the following pairs...
6.(14) Determine the absolute configuration (R or S) for each chiral center in the following pairs of molecules. Also determine if the pairs are identical, enantiomers or diastereomers. CH3 ŅH uta ÇO2H a) b) & 11 CO2H & HO OH NH CH3 CH2 Cl -H CH3 CH3
3. Assign R or S configuration to the following molecules: Br I F H F H...
3. Assign R or S configuration to the following molecules: Br I F H F H F Br Br -CHE CH=CH2 CH2CH3 CH2CH3 out from H₂C... -CH3 OH CH3CH, -CH=CH2 CH3 CH(CH3)2 H
Part C: In the boxes provided, indicate whether the carbon with the (*) is R or...
Part C: In the boxes provided, indicate whether the carbon with the (*) is R or S. For the two compounds that have two stereocenters, label in the third box meso or not meso. Perspective Structures H NH2 CI Br, HO НО" H Cl CI CI Br Fischer Projections H Br CI OH CI Br OH HO H H F- Br SH Br Br CH3 CI 2 2 S2) Newman Projections Br Br * Br Br H H
3. Assign Ror S configuration to the following molecules: Br 1 F H- F H F...
3. Assign Ror S configuration to the following molecules: Br 1 F H- F H F Br Br -CHO CH=CH2 S R R H CH2CH3 CH2CH3 --CH₃ CH3 CH2 H -CH=CH2 CH3 H3C HY -CH(CH3)2 OH
the enantiomeric excess for the following mixture of enantiomers A and B (5.12D)? 11. (1 point) What is enantio 85% A and 1500 B (2 points) Name the following molecules including absolute configuration (R or S) of each asymmetric carbon: Assign priorities a, b, c, & d. 8. a) d Ci oi 25, 3R -3,3-diuhloro pentau Cl b)
having trouble with R and S configuration, can someone help out
with this sheet?
17 Br>Cl'7 S"7 F>ONTO77i77 H 1. Determine the configuration (R or S) of each of the following molecules: (Ph phenyl, a benzene ring as a group) CH-CH3 b. CHs с. но NH2 d. он COOH Ph H Hас CH2CH3 H2N CH&CH NH2 NH2 f. Ph CH3 Ph CHs h. H i. OH c lCOOH н.сн,с F Н.с NH2 h. COOH CHs CH2CH H2N 2. Label the...
Compound 2 Compound Compound 3 12.(3 pts) What is the relationship between Compound 1 and compound 2? 13. (3 pts) What is the relationship between Compound 2 and compound 3? 14.(3 pts) What is the relationship between compound 1 and compound 3? 15. (3 pts) Which compound(s) are meso? 16. (3 pts) Which compounds will rotate the plane of polarized light? 10.(6 pts) What are the configurations of the stereocenter(s) in the following molecule. Would you expect this molecule to...
This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. HN NH OR os This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. H3 CH3 НО СН3 НЕ ОН IIIty .(с NH2 ОН. ОН о ОН о
6. Draw the two chair conformations for cis-1-sec-butyl-2-ethylcyclohexane. Predict the most stable conformer and draw the corresponding Newman projection (4 pts) 7. Convert the following compounds from their 3D structure to their Fisher projection and vice-versa (4 pts) НО Br HO co₂me HN CI CO2Me НО -СІ НЕОН СН2ОН 5| Page 8. The specific rotation for (R)-methyl 2-chloro-2,3-dihydroxypropanoate is -126.7. A student prepare a sample of methyl 2-chloro-2,3-dihydroxypropanoate enantiomers that shows a specific rotation of +89.6, (a) Calculate the percent...
3. Assign R or S configuration to the following molecules: Br F H F . Br F Br -CH CH=CH2 H CH2CH3 CH2CH3 CH3 CH2 --CH3 OH H -CH=CH2 H3C 7 CH3 H CH(CH3)2
6.(14) Determine the absolute configuration (R or S) for each chiral center in the following pairs of molecules. Also determine if the pairs are identical, enantiomers or diastereomers. CH3 ŅH uta ÇO2H a) b) & 11 CO2H & HO OH NH CH3 CH2 Cl -H CH3 CH3
3. Assign R or S configuration to the following molecules: Br I F H F H F Br Br -CHE CH=CH2 CH2CH3 CH2CH3 out from H₂C... -CH3 OH CH3CH, -CH=CH2 CH3 CH(CH3)2 H
Part C: In the boxes provided, indicate whether the carbon with the (*) is R or S. For the two compounds that have two stereocenters, label in the third box meso or not meso. Perspective Structures H NH2 CI Br, HO НО" H Cl CI CI Br Fischer Projections H Br CI OH CI Br OH HO H H F- Br SH Br Br CH3 CI 2 2 S2) Newman Projections Br Br * Br Br H H
3. Assign Ror S configuration to the following molecules: Br 1 F H- F H F Br Br -CHO CH=CH2 S R R H CH2CH3 CH2CH3 --CH₃ CH3 CH2 H -CH=CH2 CH3 H3C HY -CH(CH3)2 OH
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