Exam 5: Stereoisomerism

Is the following alkene cis, trans, or neither?

Draw a diastereomer of the following compound.

Shown below is the structure of Crestor (rosuvastatin), a medication used to reduce cholesterol. Is the highlighted alkene of rosuvastatin cis, trans, or neither?

What is the percentage of the R enantiomer in a sample of carvone that has a specific rotation of 10, given that the specific rotation of (R)-carvone is −61?

Which of the following choices is a diastereomer of the first structure shown?

What is the relationship between the two structures shown?

Identify the relationship between the following two structures.

Shown below is the structure of the drug nicotine. Locate the chirality center(s) in the following compound.

Which of the following is the correct IUPAC name of the following structure?

If a sample of carvone gives a specific rotation of −60 and the specific rotation of (R)-carvone is −61, does the unknown sample primarily have the R or S absolute configuration?

Drawn below is the structure of Cymbalta (duloxetine), a medication used to manage depression. Assign the absolute configuration of the chirality center as R or S.

What is the relationship between the following two compounds?

What is the percentage of the R enantiomer in a sample of limonene that has a specific rotation of −38, given that the specific rotation of (S)-limonene is −116?

Identify the relationship between the following two structures.

Draw the enantiomer of the following compound.

Which of the following is a correct Fischer projection of the following compound?

Shown below is the structure of Crestor (rosuvastatin), a medication used to reduce cholesterol. Is the highlighted alkene of rosuvastatin E, Z, or neither?

Is the following alkene E, Z, or neither?

Draw the enantiomer of the following compound.

Stereoisomers that result from the hindered rotation of a single bond are called ___________.