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- IX. Assign R, S configurations to each indicated chirality center in the molecules below. HO. HO 16. OH Ye H HO₂C H 14. HO CO₂H OH The configuration of carbon 14 is The configuration of carbon 16 is The configuration of carbon 18 is H CH,NH, H 15. H₂N CH3CH₂ 17. COOH ----CH3 H CH3 The configuration of carbon 15 is The configuration of carbon 17 is 18.VII. Place asterisks at all the chirality centers in the molecule below. O || CH;CHCNH NH₂ cephalexin N S. CO₂H CH35. Consider the following pairs of structures. Identify the relationship between them (enantiomers, diastereomers, or identical compounds. HOH2C H OH H OH HO H Br H3C Н H H₂CH₂C CI Br H CHO CH3 I CH3 OH OHC Н H OH H OH Bell!! H3C, HO H Н.С H CH₂CH3 CH3 CI HỌ,H CH₂OH Br
- 4. For each pair of molecules, assign the configuration at each chiral center as R or S. Give the relationship between the pair of molecules as no relation, constitutional isomers, same molecule but not meso, same molecule and meso, enantiomers, or diastereomers. There should only be one possible answer. a. OH OH b. Br Br с. NH2 NH2 NH2 NH2 d. HO НОDescribe the stereochemical relationship between the two structures below. H H CHO OH OH CH₂OH I OA Mesomers HO H B. Enantiomers OC. Conformers D. Raceomers E.Diasteromers CHO -H -OH CH₂OH II1) Identify each of the following molecules as chiral or achiral. Assign R/S configuration for any chiral centers in them. HO. НО. OH NH₂ HO. HO HO Br OH OH НО OH OH .NH₂ OH OH
- How many chirality centers are in the molecule shown below? H. CH3 H. CH3CH H, O A. 5 O B. 2 OC.4 O D. 1 OE. 3 O Type here to search- Assign R or S configuration to each chiral centre H. CH2 HO \CH(CH3)2 H. CH2OH H3C 'NH2 H. H CH3 CH3 H. CH3 НО С. `CH2CH3 CH3 HTwo structures are shown. Identify the asymmetric carbons in each structure, classify as chiral or achiral, and identify the number of stereocenter(s). H. „CH3 H3C CH3 H H. CH3 compound A compound B Which image shows the asymmetric carbon(s) in compound A highlighted in red? CI H H3C CH3 H,C CH3 O Neither. There are no asymmetric carbons in compound A. H. H3C -CH3 C H3C CH3 Compound A is . There are stereocenters in compound A. Which image shows the asymmetric carbon(s) in compound B highlighted in reď? .CH3 H H. CH3 H3C.C H O Neither. There are no asymmetric carbons in compound B. Compound B is There are stercocenters in compound B. *Please explain all the questions
- Assign configurations R or S for every chirality center in the molecule. .CI HO HO" "OH ÕHTwo structures are shown. Identify the asymmetric carbons in each structure, classify as chiral or achiral, and identify the number of stereocenter(s). H. „CH3 H3C CH3 H H. CH3 compound A compound B Which image shows the asymmetric carbon(s) in compound A highlighted in red? CI H H3C CH3 H3C CH3 O Neither. There are no asymmetric carbons in compound A. H3C -CH3 H3C CH3 Compound A is . There are stereocenters in compound A. Which image shows the asymmetric carbon(s) in compound B highlighted in red? CH3 H H. CH3 H3C.C H O Neither. There are no asymmetric carbons in compound B. Compound B is . There are stercocenters in compound B. *Please explain all the questionsDetermine configurations to each indicated chirality center in the molecules below. LOH 4 O a. R O b.s HO H- HO- -H -OH TH CH₂OH A Moving to the next question prevents changes to this answer.
