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- -Sketch the Fischer projection and make a model of each stereoisomer (R and S) of the alcohol 2-butanol, CH3CHOHCH2CH3. Also sketch the monosaccharide glyceraldehyde, HOCH2CHOHCHO. Prioritize the four groups attached to the stereocenter with 1 being the highest priority and 4 being the lowest priority.Which configuration (R or S) does the bottom asymmetric carbon have for the d seriesof sugars? Which configuration for the l series?Considerthe image below. a. Draw the mirror image of structure I and label it as structure II.b. Are I and II chiral?c. What kind of stereocenters do they represent?
- Mark all chiral center(s) with an asterisk.b. Determine the max number of possible stereoisomers that could be drawn from thisstructure. please explain each step.Consider alanine a. How many chiral centers? b. How many stereoisomers? c. Draw the fischer projection for each stereoisomer and determine the absolute configuration for each chiral center.(Part 2 says Diastereomers or Enantiomers)
- What are diastereomers? a. Constitutional isomers. b. Molecules with only one chiral center. c. Stereoisomers that are not mirror images of one another and are non-superimposable on one another. d. Stereoisomers that are mirror images of one another.What is the relationship between the following two molecules? Please choose an answer, a, geometric isomers b, no relation vs, diastereoisomers d. meso compounds e. functional isomers f. identical molecules (without being meso) g. conformers h. positional isomers i. enantiomers1. If life arose by “chemical evolution” (which is supposed to be new chemical compounds arising by random chance), what should be the proportion of each of the L- and D-enantiomers present in chiral compounds produced by random chance? How does this match with what we see in living systems? What conclusion can you make from this about the likelihood of life arising by “chemical evolution?" 2. Why does chirality make a difference when new medications are developed? What is an ethical way of addressing this concern in the development process? What is the connection with the way the body is designed?
- how many stereoisomers are possible?Molnupiraviris a promising drug candidate that is discovered to treat patients with Covid-19. The drug is more advantageous than Remdesivir because it is administered orally. The structure of Molnupiraviris drawn below: *Figure in the screenshot* a. How many chirality centers exist on this drug? b. How many maximum numbers of stereoisomers with respect to chiral centers exist? c. Determine R/S configuration of each chiral centeronMolnupiravirby pointing to each chiral center with an arrow on the structure above d. Draw the enantiomer of Molnupiraviracross from it above e. MolnupiravirdestroysCorona virus by introducing error during viral RNA replication. If you were a physician, would you administer a pill that consists of a racemic mixture of Molnupiravirand its enantiomer to a covid positive patient? What would be your expectations? Give your reasons.How many chiral centers does prostaglandin E2 have? Assign R,S configurations to these centers.