First semester of a one-year sequence. Structure, reactivity, and synthesis of organic molecules. Course Information: Prerequisite(s): Grade of C or better in CHEM 122 and Grade of C or better in CHEM 123; or Grade of C or better in CHEM 116 and Grade of C or better in CHEM 118. Recommended background: Concurrent registration in CHEM 233. Class Schedule Information: To be properly registered, students must enroll in one Lecture and one Quiz.