CHEM 30C

Organic Chemistry III: Reactivity, Synthesis, and Biomolecules

Chemistry and Biochemistry · 4 units · Undergraduate lower division (0-99)

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Third term of organic chemistry for Chemistry, Biochemistry, and engineering majors. Chemistry of enolates, enamines, dicarbonyl compounds, and amines. Molecular orbital theory and conjugated pi systems; UV/vis spectroscopy. Aromaticity and reactions of aromatic molecules. Heterocycles, pericyclic reactions, carbohydrates, and lipids.

P/NP or letter grading.

When it runs

Winter 2026
Spring 2026
Winter 2027
Spring 2027

Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.

Checking the Schedule of Classes…

Requisites

Official UCLA wording
Enforced requisite: course 30B with grade of C– or better.

BruinTree reads · Prerequisite

confidence 1.00 · from text

grade C- or better in

CHEM 30B

Requires

Everything that has to come before this course, not just the courses named in the requisite above.

CHEM 30C

CHEM 30BOrganic Chemistry II: Reactivity, Synthesis, and Spectroscopy
- CHEM 30AOrganic Chemistry I: Structure and Reactivity
  - CHEM 20BChemical Energetics and Change6 more beneath

1 direct requisite. Showing 3 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

Unlocks

What this course is a requisite for, and what those courses lead to in turn.

CHEM 30C

CHEM 30CLOrganic Chemistry Laboratory II
- CHEM 136Organic Structural Methodsanother path to it
- CHEM C143AStructure and Mechanism in Organic Chemistryanother path to it
- CHEM 144Practical and Theoretical Introductory Organic Synthesisanother path to it
- CHEM C174