Examines how structure affects properties and chemistry of organic molecules important for life, health, and advanced technologies. Fundamentals of organic reaction mechanisms and structure determination. Three lectures, one tutorial; one term Prerequisite(s): ISCI 1A24; or CHEM 1AA3 and registration in an Honours program; or CHEM 1AA3 with a grade of at least C-; or CHEM 1AA3 and permission of the Department (See Department Note 2 above.) Antirequisite(s): CHEM 2BA3, 2E03, 2OA3, CHEM BIO 2OA3