II. Indicate the correct correlation between the following pairs of molecules. Write the appropriate letter in the box. S = Same Compound, E = Enantiomers, D = Diastereomers, and C = Constitutional Isomers. (? Br CI Br 7. and 8. 9. Br and and Br CI CH3 CH3 HBr and CH Br and 11. 10. Br Br -H- CH,CH3 CH,CH3
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- I. Indicate the correct correlation between the following pairs of molecules. Write the appropriate letter in the box. S = Same Compound, E = Enantiomers, D = Diastereomers, and C = Constitutional Isomers. Br and 1. HBr Br 2. and Br and 3. and 4. 25. 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 Br8. Identify the stereochemical relationship between the structural pairs shown below as (A) identical structures that are not meso; (B) identical structures that ARE meso; (C) structures that are enantiomers; or (D) structures that are diastereomers. a) b) H3C c) CH3 Br H. CH3 Br Br CH3 H. CI Holl H Cill Cl- CH3 Br H. CI CH3 HO. H. H3C Cl H3C- H- H. CH3 Cl a) b) c) 9. Identify the stereochemical relationship between the structural pairs shown below as (A) identical structures that are not meso; (B) identical structures that ARE meso; (C) structures that are enantiomers; or (D) structures that are diastereomers. a) b) c) CH2CH3 NH2 HO CH3 H3C. CH3 Cl HO H;C CH2CH3 F. F H;C. CI H H,N -CH3 CH3 NH2 H3C Br H2N C1 H3C CH3 CH3 H;CH,C- Cl F H. H Br CH,CH3 CH3 a) b) c)
- C. IDENTIFYING STEREOISOMERS: Label each pair of molecules below as enantiomers, diastereomers or identical CO₂H HO HC но-- н H -.Н CH3 OH CH₂OH HO™ H₂OC H₂C Н-- HO Н CH3 OHH CH₂OH HOC-... HOCH₂. H OH H OH HO H CHO COzH ОНС но с HO H COzH Н ОН НО Н CH₂OH5. Consider the following pairs of structures. Identify the relationship between them (enantiomers, diastereomers, or identical compounds. H3C OH H₂C HOITY H CH₂OH HO HO C,, CO₂H вой HOH2C CH₂ OH H OH H OH Н HO H H COzH Br Д H3C Br H₂CH₂C CI H CHO CH3 I CH3 OH HO Н HO... HO C OHC Н H3C, Bell!! H CO₂H Н.С CH₂OH H OH H OH HO H CH₂ CO₂H HỌ,H CH₂CH3 CH3 CI CH₂OH Br1. Is the molecule shown below chiral or achiral? HO₂C OH 2. Is the molecule shown below chiral or achiral? CH₂OH H OH CO₂H 3. Which of the following terms best describes the pair of compounds shown: enantiomers, diastereomers, or the same compound. CH3 & D ....!!!!! H3C Holl 4. Label each chiral carbon in the compound below as R or S. JOH // CH3
- 2. What term best describes how the following structures/molecules are related to each other? Enantiomers Br b. Diastereomers c. Identical d. Constitutional Isomers سال Br Br BrWhich of the following pairs of structures represent a pair of enantiomers? a. b. C. d. O a O b Oc C Od H3C... H Br C HC NC H3CH₂C COOH H... C CN CH3 Br HC H₂N CH3 OH COOH CN HC-CH3 Br Br H.C. HOOC OH H... C H₂C CN H3C C H₂N CH₂CH3 COOH HWhat is the relationship between each pair of molecules shown below? - Identical, Constitutional isomers, Enantiomers, Diastereomers, or No relationship CH3 CH3 Br Br CH3 CH3 OH .OH Br CH3 b.) a.) Br ICI Br d.) e.)
- a) Which structures are Enantiomers? b) Which structures are Diastereomers? c) Which structures are meso compounds? Use the letters only for your answers. А. В. H H CI H H Cl C. H H D. H Cl ČI Cl CI HWhich of the following pairs of structures represent a pair of enantiomers? a. b. d. H₂C H NC H₂CH₂C Br HC. H₂N H.... CN COOH Br CH3 CH3 OH COOH H... Br H... HOOC H₂C CN OH HC₂ H₂C H₂N Br CH3 CN CH₂CH3 COOH CH11. Consider the following compounds: ÇO,H CHO ОНС H. ОНС CO,H H3C- -- H. HO- H3C H. O, H ČOH HO, CH3 B (a) Label the asymmetric carbons as R or S on each compound (A - C). (b) Which compounds, if any, are enantiomers? diastereomers? identical?