5. Chirality

Draw the structure that corresponds to the name provided.

(c) (2E,4S,6Z)-octa-2,6-dien-4-ol

By comparing them to the models you created in Section 6.3.2, label the following chiral centers as R or S.

(j)

Order the following sets of substituents via their priority using the CIP rules. (R = position of attachment to the asymmetric center.)

(a)

Provide the full name for the following molecule, taking stereochemistry into account.

Draw the structures that correspond to the following IUPAC names.

(a) (R)-4-isopropyl-6-methylhept-2-yne

Assign the absolute stereochemistry for each of the following molecules.

(e)

Name the isomers you drew in Problem 52.

Tamiflu is used for the prevention and treatment of flu. What is the configuration of each of its asymmetric centers?

Star (*) each asymmetric carbon atom in the following examples, and determine whether it has the (R) or (S) configuration.

(a)

(b)

Given the following IUPAC names, draw the corresponding structures.

(c) (S)-3-fluoropent-1-ene

Limonene exists as two different stereoisomers. The R enantiomer is found in oranges and lemons, and the S enantiomer is found in spruce trees. Which of the following is found in oranges and lemons?

What is the configuration about each of the asymmetric centers in aspartame?

Name the following:

c.