The Structure of Crestor (Rosuvastatin), a Medication Used to Reduce

question 12

Multiple Choice

The structure of Crestor (rosuvastatin) , a medication used to reduce cholesterol, is shown below. If the specific rotation for this compound is known to be +100, what would be the specific rotation for the stereoisomer shown at the right?

• A) +100
• B) -100
• C) 0
• D) Impossible to predict

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