Question 4 Drawn below is the structure of CrestorⓇ (rosuvastatin), a medicatio configurations to the indicated carbons (1-3) as R or S or not chiral. 1 3 F 2 N N O N. O== O 1. R. 2. S. 3. R O 1. R. 2. R. 3. R VO 1. S. 3. S. 3. S 1. Not chiral. 2. S. 3. R 01. Not chiral 2. R 3. S CO₂H ŌH&ŌH
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- Draw the most stable conformation of 1,4-dichlorobutane, using wedges and dashes to represent bonds coming out of the paper and going behind the paper, respectively.Using molecular models as well as structural drawings, explain why trans-decalin is rigid and cannot ring-flip whereas cis-decalin can easily ring-flip.Identify the relationship between the following structures. OH OH A. identical/same molecule | NH B. constitutional isomers OC. enantiomers OD. diastereomers NH
- How many stereocenters are in the D-glucose molecule? a b. 2 . C 0 d 1 Clear my choice ROOM How many Rand S stereocenters are there in the 5-a Dihydrotestosterone molecule? a. 45, 38 b. 15, 6R C35, 4R d. 35, 3R e. 65 1R Clear my choice Total number of stereoisomers possible for the following compounds s O FORMIGA 0 2703. Give the relationship between the following molecules. Your options are enantiomers, diastereomers, or the same molecule. Determine R/S configurations of any chiral a. b. C. centers. H₂C-Si- H H CH3 COOH H -OH H-OH H -OH CH₂OH H₂ Br CH3 CO₂H Br H CH₂OH and HO H- HO H CH₂OH H -ОН H COOH and H₂C H H- Br Si CH3 CH3 CO₂H -Br -H CH2OHerences) Draw a structural formula of the SR configuration of the compound shown below. CH3 S NR HO Use the wedge/hash bond tools to indicate stereochemistry where it exists. Include H atoms at chiral centers only If a group is achiral, do not use wedged or hashed bonds on it. ood[Review Topics] Specify the configurations (R or S) of chiral centers a and b in the chem3D structure below. NH₂ Carbon a: R Carbon b: R NH Submit Answer CO₂H b CH₂SH An error has been detected in your answer. Check for typos miscalculations etc before submitting your answer Retry Entire Group ball & stick labels 9 more group attempts remaining i [Refrances 44. For each of the following molecules, label each stereocenter as R or S. Label the molecules appropriately as chiral or meso. a. b. methionine NH₂ H d. но. OH c. D = 2H, T = ³H, isotopes of hydrogen. f.T. OH OH CI Y ОН8. 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)b. Is the molecule below chiral? Is this an R or S isomer? & CH;CH; CH3 The stereoisomer of L-monosodium glutamate which has value as flavor enhancing agent is shown below. Is it an R or S isomer? C. ÇO,- H,Ñ- -H- ČH-CH,CO,"Na*Describe 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 II4. Identify the chiral centers in the following molecule and label each as R or S. но H.SEE MORE QUESTIONS