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19 R-2,3-dimethylhexane uestion 41 Which of the following compounds are meso? OH OH
7. Which of the following structures represent meso compounds? c) 2,2- dibromopentane b) 2,3-Dibromopentane a) 2,3-...
7. Which of the following structures represent meso compounds? c) 2,2- dibromopentane b) 2,3-Dibromopentane a) 2,3- Dichlorobutane Н. н Н CI CH Н Н g) Br CH Н Br CH
Which of the following compounds are meso? ОН OH OH OH O I and II o...
Which of the following compounds are meso? ОН OH OH OH O I and II o Only1 Only II Neither
Identify if the following compounds are: OH Enantiomers Diastereoisomers Meso Compounds None of the given
Identify if the following compounds are: OH Enantiomers Diastereoisomers Meso Compounds None of the given
c) Choose the name that Best Matches the compounds below nomenclature based on lUPAC 3R)-3-fluoro-4,5-dimethylhexane ii...
c) Choose the name that Best Matches the compounds below nomenclature based on lUPAC 3R)-3-fluoro-4,5-dimethylhexane ii (4R)-4-fluoro-2,3-dimethylhexane iv (3S)-3-fluoro-4.5-dimethylhexane d) Which of the following products is incorrect? Br HBr ii)C iii)A iv)D i)B e) How many secondary (3°) carbons are found in 3-ethyl-4-methylheptane? (2 pts) iv. 2 i. 3 D What is the relationship between the following compounds? (2 pts) Br OH Br OH iv. constitutional isomers i. Diastereomers ii. Identical ili. enantiomers
(e) Prepare meso-2,3-butanediol [meso-CH.CH(OH)CH(OH)CH) from trans-2-butene and any appropriate reactant. (4 points)
(e) Prepare meso-2,3-butanediol [meso-CH.CH(OH)CH(OH)CH) from trans-2-butene and any appropriate reactant. (4 points)
Which of the compounds shown below are meso? (choose all correct answers) OH HO
Which of the compounds shown below are meso? (choose all correct answers) OH HO
Classify the following compounds as chiral, achiral (but not meso), or meso. I cannot figure out...
Classify the following compounds as chiral, achiral
(but not meso), or meso. I cannot figure out the second one, and I
am not sure the other two are correct.
Classify the following compounds as chiral, achiral (but not meso), or meso 1st structure: OH achiral CO2H CO2H 2nd structure: но OH HO H chiral 3rd structure: HO.C но
7. (9 pts) (Are the following optically active or meso? meso HyCHC OH HO opticaly actve...
7. (9 pts) (Are the following optically active or meso? meso HyCHC OH HO opticaly actve active opti call active 8. (3 pts) How many stereoisomers are there of 2,3-dibromobutane? 4 sleeoisamvers (8 pts) Circle the letter of the statements that are true. a. Racemic mixtures are optically active Enantiomers have specific rotations that are equal, but have opposite signs 9. o adtc) Achiral molecules are optically inactive d Meso compounds contain equal amounts of enantiomers 4pts) Complete the Fischer...
5. Match the stereoisomers that are mirror images and identify any meso compounds. CH H OH...
5. Match the stereoisomers that are mirror images and identify any meso compounds. CH H OH CH H OH CH H сH OH HO но- -H H OH H- OH -H но H OH CH, но H H OH H- OH CH meso CH CH (a) (b) (c) (d) meso miYOY tnageS 6. For each case, decide whether the following pairs are enantiomers, diastereomers, or identical molecules: coot COOH H Cl нс CH. H7 Cl COOH and a. CH DH...
which is a meso compound? Which is a meso compound? O A. (20.4R)-2,4-Dibromopentane O B. (2R,3R)-2,3-Dibromobutane...
which is a meso compound?
Which is a meso compound? O A. (20.4R)-2,4-Dibromopentane O B. (2R,3R)-2,3-Dibromobutane O C. (2R.45)-2,4-Dibromopentane O D.(2R,3S)-2,3-Dibromopentane O E. (2R.45)-2,4-Dibromohexane
7. Which of the following structures represent meso compounds? c) 2,2- dibromopentane b) 2,3-Dibromopentane a) 2,3- Dichlorobutane Н. н Н CI CH Н Н g) Br CH Н Br CH
Which of the following compounds are meso? ОН OH OH OH O I and II o Only1 Only II Neither
Identify if the following compounds are: OH Enantiomers Diastereoisomers Meso Compounds None of the given
c) Choose the name that Best Matches the compounds below nomenclature based on lUPAC 3R)-3-fluoro-4,5-dimethylhexane ii (4R)-4-fluoro-2,3-dimethylhexane iv (3S)-3-fluoro-4.5-dimethylhexane d) Which of the following products is incorrect? Br HBr ii)C iii)A iv)D i)B e) How many secondary (3°) carbons are found in 3-ethyl-4-methylheptane? (2 pts) iv. 2 i. 3 D What is the relationship between the following compounds? (2 pts) Br OH Br OH iv. constitutional isomers i. Diastereomers ii. Identical ili. enantiomers
(e) Prepare meso-2,3-butanediol [meso-CH.CH(OH)CH(OH)CH) from trans-2-butene and any appropriate reactant. (4 points)
Which of the compounds shown below are meso? (choose all correct answers) OH HO
Classify the following compounds as chiral, achiral
(but not meso), or meso. I cannot figure out the second one, and I
am not sure the other two are correct.
Classify the following compounds as chiral, achiral (but not meso), or meso 1st structure: OH achiral CO2H CO2H 2nd structure: но OH HO H chiral 3rd structure: HO.C но
7. (9 pts) (Are the following optically active or meso? meso HyCHC OH HO opticaly actve active opti call active 8. (3 pts) How many stereoisomers are there of 2,3-dibromobutane? 4 sleeoisamvers (8 pts) Circle the letter of the statements that are true. a. Racemic mixtures are optically active Enantiomers have specific rotations that are equal, but have opposite signs 9. o adtc) Achiral molecules are optically inactive d Meso compounds contain equal amounts of enantiomers 4pts) Complete the Fischer...
5. Match the stereoisomers that are mirror images and identify any meso compounds. CH H OH CH H OH CH H сH OH HO но- -H H OH H- OH -H но H OH CH, но H H OH H- OH CH meso CH CH (a) (b) (c) (d) meso miYOY tnageS 6. For each case, decide whether the following pairs are enantiomers, diastereomers, or identical molecules: coot COOH H Cl нс CH. H7 Cl COOH and a. CH DH...
which is a meso compound?
Which is a meso compound? O A. (20.4R)-2,4-Dibromopentane O B. (2R,3R)-2,3-Dibromobutane O C. (2R.45)-2,4-Dibromopentane O D.(2R,3S)-2,3-Dibromopentane O E. (2R.45)-2,4-Dibromohexane
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