Which of the Following Best Explains the Regioselectivity of Cuprate

question 64

Multiple Choice

Which of the following best explains the regioselectivity of cuprate and Grignard reactions with á,â-unsaturated carbonyls?

• A)Grignards are more nucleophilic than cuprates and attack the most positive carbonyl carbon.
• B)Grignards are less nucleophilic than cuprates and attack the most positive carbonyl carbon.
• C)Grignards are more nucleophilic than cuprates and attack the most positive vinylic carbon.
• D)Grignards are less nucleophilic than cuprates and attack the most positive vinylic carbon.

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Definitions:

Erythrocyte count

The numerical measurement of red blood cells in a given volume of blood, important for diagnosing various health conditions.

Anemia

A condition in which there is a deficiency of red cells or of hemoglobin in the blood, resulting in pallor and weariness.

Infection

The invasion and multiplication of microorganisms such as bacteria, viruses, and fungi that are not normally present within the body.

Electrolyte imbalance

A condition where the levels of electrolytes (minerals such as potassium, sodium, and calcium) in the body are either too high or too low, affecting bodily functions.