1. Hydration Mechanism
Section 9.4

2. 9.4 Hydration
The components of water (-H and –OH) are added across a C=C double bond
The acid catalyst is often shown over the arrow, because it is regenerated rather than being a reactant
Copyright © 2015 John Wiley & Sons, Inc. All rights reserved.
Klein, Organic Chemistry 2e

3. 9.4 Hydration Mechanism
Why does the hydrogen add to this carbon of the alkene?
Mechanism continues on next slide
Copyright © 2015 John Wiley & Sons, Inc. All rights reserved.
Klein, Organic Chemistry 2e

4. 9.4 Hydration Mechanism
Could a stronger base help promote the last step?
Practice with conceptual checkpoint 9.10
Copyright © 2015 John Wiley & Sons, Inc. All rights reserved.
Klein, Organic Chemistry 2e

5. 9.4 Hydration Thermodynamics
How could Le Châtelier’s principle be used to shift the equilibrium to the right or left?
Practice with conceptual checkpoint 9.11
Copyright © 2015 John Wiley & Sons, Inc. All rights reserved.
Klein, Organic Chemistry 2e