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- 1. Draw all of the possible stereoisomers of the compound shown. Group them asenantiomeric pairs, or indicate any meso compounds.2. Label all stereocenters with the absolute stereochemistry (R or S).3b) (i) Using Fischer projection, draw all the stereoisomers of 3-chloro-2-hydroxypentanoic acid. ii) Assign the chiral centre(s) with R/S configurations in part (b)(i). Indicate which areenantiomers, diastereomers and meso compounds (if any).Assign R or S configuration to the asymmetric carbons (designated by asterisk) in streptimidone shown below:
- Identify the relationship between the following pairs of structures, then state whether they are enantiomers, diastereomers or identical. Help me answer iv., v., iv., vii. (last 4 sub part)Draw examples of the following: (a) A meso compound with the formula C8H18 (b) A meso compound with the formula C9H20 (c) A compound with two chirality centers, one R and the otherLithocholic acid is an A–B cis steroid found in human bile. Draw lithocholic acid showing chair conformations, as in Figure 27-11, and tell whether the hydroxyl group at C3 is axial or equatorial.
- One of the following molecules (a)–(d) is d-erythrose 4-phosphate, an intermediate in the Calvin photosynthetic cycle by which plants incorporate CO2 into carbohydrates. If d-erythrose 4-phosphate has R stereochemistry at both chirality centers, which of the structures is it? Which of the remaining three structures is the enantiomer of d-erythrose 4-phosphate, and which are diastereomers?Stereoisomers differ from each other in what respect? A.) Composition B.) Constitution C.) Configuration D.) Steric hindrance E.) NoneIdentify pairs of molecules that represent enantiomers and diastereomers and identify each center stereogenic by writing R or S next to it.
- (b) (i) Using Fischer projection, draw all the stereoisomers of 3-chloro-2-hydroxypentanoic acid. (ii) Assign the chiral centre(s) with R/S configurations in part (b)(i). Indicate which are enantiomers, diastereomers and meso compounds (if any).1. What is the relationship between the following two compounds? a.stereoisomersb.identicalc.constitutional isomers 2. Assign the absolute configuration of the chirality center as R or S.What is the answer? ( Constitutional , isomer , enantiomers , diastereomers or meso )