Other
University of Bristol: Molecule of the Month
Great site which gives the chemical structure and reactions involved in aspirin production. If you have the CHIME plug-in then it links to a better site with a 3-D model you can manipulate. OR BETTER YET, if your browser has Java, then...
Other
Aspirin Foundation: Reactions
This is page gives the raw ingredients and the chemical reactions used to produce aspirin.
Other
Aspirin Foundation: The Chemistry of Aspirin
A simple overview of the chemical structure and function of aspirin. Follow links to learn about the story of aspirin, its reactions, and related products.
Frostburg State University
General Chemistry Online: What Is the Buffer in Buffered Aspirin
This site from Frostburg State University gives the structural formula of aspirin as well as some information about its biochemical interaction in the stomach.