Chem 336 - Spring 1999 - Organic Chemistry III
Portland State University - Dr. Carl C. Wamser

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Chapter 26 Quiz Answers

1. (2 points each) Balance the three reactions of pyruvate, using H+, NADH, NAD+ , and any other materials as needed.

a)

b)

c)

2. (2 points) Citrate is biosynthesized as shown below. Identify the likely source of the six carbons of citrate by numbering them on the precursors.

3. (2 points) Show how NADH can be used to reduce a carbonyl group to form an alcohol, using electron-pushing arrows to represent the movements of electron pairs.