4. Assign priorities to the groups in each set (1-highest, 4-lowest): 1. -CH₂CH3 -C(CH3)3 -OH 2. -CH-CH₂ 3. -OCH3 -CH-CHCH3 -CH₂OH -C=CH -CH(CH3)2 -CH₂OH -H -CH₂Br
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- 6. Circle Chiral Carbon/s, if any, in the given structure: (4 points) B) BrC CH3 CumC H HOOC Exam 2 Part II, to be submitted on canvas 7. Identify the Stereo configuration (R/S) for given molecules: (4 points) A) H OH OH OH C CH3 -CH₂1. Draw Newman projection and Fischer projection of the following compound and find the configurations of stereocenters. 7. OH Br Identify the relation between the two molecules in each of the following four sets of molecules. (A) Br- CI Br H CI Br (C) Br. Br H H Br H CI Br CI CI H H Br CI CI CI H H (B) Br Br. 3 H H (D) CI Br CI CI B- H H CI Bri4) Assign R or S configuration to the following molecules: H Br CH2CH2CH2 CH3 CH3 -CH2CH3 NH2 H3C- H. H3C CH(CH3)2 H CH2CH3 CH2CH3 -CH3 HO. CH=CH2 H,C- CH3 CH3 CH, H CH(CH3)2
- 1. Determine whether the molecule is chiral or achiral OH CH2OH CH3 OH HO2CC. CO2H Full-screen Snip OH A. В. 2. Oseltamivir phosphate (sold under the trade name Tamiflu) is a prescription antiviral drug that is used in the treatment of both Influenza virus type A and Influenza virus type B. Identify all the stereocenters by labelling with an asterisk (*). H NH3+ HPO4- Oseltamivir phosphate (Tamiflu)1. Assign the E and Z configuration to the following compounds. HOH-C H₂C NC. H₂CH₂C N E CH3 H CH3 CSN-CHEM 241L-Experiment 7: Stereochemist CH₂OH HOH₂C. CI H₂CO₂C. HO₂C N H OCH3 CH₂CH31. Determine the R/S configuration of all stereocenters in the following molecules: CH3 F а 'ОН H IF S IF H .... ОН ОН F I ОН H ОН F CI CH3
- For each organic compound in the table below, enter the locant of the highlighted side chain. compound CH 3 | CH₂ - CH - CH₂ - C - CH₂ 1 1 CH3 - CH₂ I CH3 CH3 CH₂ CH3 t CH₂-C- CH₂ - CH - CH₂ CH3 CH3 1 CH3 CH₂-C- | CH3 CH3 locant of highlighted side chain 0 310. Write priorities on these groups ( 1 highest, 4 = lowest) and assign the stereocenter as R or S. %3D %3D OH BRCH2 CH2CH=CH2 ČH2SHFor each organic compound in the table below, enter the locant of the highlighted side chain. CH3 - CH3 | CH₂ | C 1 CH3 - CH3 CH₂ — CH3-C CH₂- compound CH₂ - CH3 I CH CH₂- — CH₂ - CH₂ CH3 CH₂ 1 CH CH3 - - CH3- CH CH3 locant of highlighted side chain 0 0
- Consider the given compound below: Among the following compounds provided, the compound highlighted in blue. Compound III Compound I Identical Compound II Enantiomer ◆ NH₂ -F Diastereomer ◆ HS HS OHC OH HO Br Br HOCHO - F -SH NH₂ whether they are identical, enantiomer, or diastereomer with respect to NH₂ -F # Br || CHO NH₂ F+SH HO Br CHOII. 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 CI Br 7. and 8. 9. and and Br "Br CI CH3 CI CH3 HBr and CH H- Br and 11. 10. Br Br -H CH,CH3 CH,CH34. What are the stereocenter assignments for the two molecules below? OH CH,CH, H,C-C-CH(CH32 HC=CH2 a. S, S b. R, R c. S, R d. R, S 5. Which of the following compounds has the highest boiling point? a. 4-methylpentanal b. 2-methyl-3-pentanol c. 3-methyl-2-pentanone d. 2-fluoro-4-methylpentane 6. How many chiral center(s) is/are there in this molecule? a. one b. two c. three d. none с. 1