Important Things to Keep in Mind

You may wish to consult this page before each exam to remind yourself of the big picture.

How do we know/determine a mechanism? What kinds of evidence can be used to deduce a mechanism?

What the active site does

Reaction mechanisms

Reaction types

This list complements the one above; for instance, one can talk about substitution rxns as a category of reactions. What is given here are terms that are frequently encountered. Every category or term here is an example of a particular mechanism listed above.

Cofactors & other important molecules & what they do

cofactor carbons carried & how bonds are made
SAM one, via SN2
Biotin one, via a Claisen/aldol hybrid process
TPP two (usually), via a species that is like an enamine

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