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CHEM 30BOrganic Chemistry II: Reactivity, Synthesis, and Spectroscopy

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

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Second term of organic chemistry for Chemistry, Biochemistry, and engineering majors. Properties, synthesis, and reactions of alcohols, ethers, sulfur compounds, aldehydes, ketones, carboxylic acids, and carboxylic acid derivatives. Organometallic compounds. Organic spectroscopy, including mass spectrometry, infrared spectroscopy, and proton and carbon nuclear magnetic resonance spectroscopy.

P/NP or letter grading.

When it runs

Checking the Schedule of Classes…

Requisites

Official UCLA wording

Enforced requisite: course 30A or 30AH, with grade of C– or better.

BruinTree reads · Prerequisite

needs reviewconfidence 0.90 · from text
grade C- or better in
  • one of
    • CHEM 30A
    • CHEM 30AH
  • · "CHEM 30AH" is not in this catalog version

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About CHEM 30B. We read UCLA’s requisite wording by machine, and it gets things wrong.

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Requires

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

CHEM 30B

  • CHEM 30AOrganic Chemistry I: Structure and Reactivity
    • CHEM 20BChemical Energetics and Change
      • CHEM 14AGeneral Chemistry for Life Scientists I2 more beneath
      • CHEM 14AEGeneral Chemistry for Life Scientists I—Enhanced2 more beneath
      • MATH 31ADifferential and Integral Calculus1 more beneath
      • CHEM 20AChemical Structure
      • CHEM 20AHChemical Structure (Honors)
      • MATH 31BIntegration and Infinite Series

1 direct requisite. Showing 8 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 30B

  • CHEM 30BLOrganic Chemistry Laboratory I
    • CHEM 30CLOrganic Chemistry Laboratory IIanother path to it
    • CHEM 103Environmental Chemistryanother path to it
    • EE BIOL 170Animal Environmental Physiologyanother path to it
  • CHEM 30COrganic Chemistry III: Reactivity, Synthesis, and Biomolecules1 more beyond
    • CHEM 30CLOrganic Chemistry Laboratory IIanother path to it
    • CHEM 136Organic Structural Methodsanother path to it
    • CHEM C138Natural Product Biosynthesis: Chemical Logic and Enzymatic Machineryanother path to it
    • CHEM C140Bionanotechnology
    • CHEM C145Theoretical and Computational Organic Chemistry
    • CHEM C240Bionanotechnology
  • EE BIOL 170Animal Environmental Physiology
  • CHEM 30CLOrganic Chemistry Laboratory II1 more beyond
    • CHEM 136Organic Structural Methods
    • CHEM C143AStructure and Mechanism in Organic Chemistry1 more beyond
    • CHEM 144Practical and Theoretical Introductory Organic Synthesis
    • CHEM C174Inorganic and Metalorganic Laboratory Methodsanother path to it
    • CHEM 184Chemical Instrumentation
    • CHEM C243AStructure and Mechanism in Organic Chemistry7 more beyond
  • CHEM 101Catalysis in Modern Drug Discovery
  • MCD BIO 165ABiology of Cells6 more beyond
    • BIOL CH M140Cancer Cell Biology
    • PHYSICS C187ABiological Physics I: Life at Rest1 more beyond
    • MCD BIO M140Cancer Cell Biology
    • PHYSICS C287ABiological Physics I: Life at Rest1 more beyond
    • MCD BIO 165BMolecular Biology of Cell Nucleus1 more beyond
    • MCD BIO 168Stem Cell Biology
  • CHEM 103Environmental Chemistry
  • CHEM C138Natural Product Biosynthesis: Chemical Logic and Enzymatic Machinery
  • PHYSCI 111BFoundations in Physiological Science17 more beyond
    • NEUROSC CM123Neurobiology of Sleep
    • PHYSCI 109Cellular and Molecular Insights into Cardiovascular Development and Disease
    • PHYSCI 110How Cancer Co-Opts Normal Physiology
    • PHYSCI 120Kidney: Understanding It from Development to Disease to Therapy
    • PHYSCI 122Biomedical Technology and Physiology
    • PHYSCI CM123Neurobiology of Sleep
  • CHEM 153ABiochemistry: Introduction to Structure, Enzymes, and Metabolism33 more beyond
    • CHEM 103Environmental Chemistryanother path to it
    • CHEM C105Introduction to Chemistry of Biology
    • CH ENGR CM127Synthetic Biology for Biofuels
    • CHEM C108Mass Spectrometry for Chemists and Biochemists
    • CHEM CM127Synthetic Biology for Biofuels
    • FOOD ST M157Food: Molecules, Microbes, Environment
  • CHEM 153AHBiochemistry: Introduction to Structure, Enzymes, and Metabolism (Honors)2 more beyond
    • CHEM 103Environmental Chemistryanother path to it
    • CHEM 153BBiochemistry: DNA, RNA, and Protein Synthesis16 more beyond
    • CHEM 153BHBiochemistry: DNA, RNA, and Protein Sythesis (Honors)1 more beyond
    • CHEM 153CBiochemistry: Biosynthetic and Energy Metabolism and Its Regulation7 more beyond
    • CHEM 153CHBiochemistry: Biosynthetic and Energy Metabolism and Its Regulation (Honors)
    • CHEM 153LBiochemical Methods I5 more beyond
  • PHYSCI 167Physiology of Nutrition
  • CHEM 171Intermediate Inorganic Chemistry3 more beyond
    • CHEM C172Advanced Inorganic Chemistry
    • CHEM C174Inorganic and Metalorganic Laboratory Methods
    • CHEM C179Biological Inorganic Chemistry
    • CHEM C185Materials Chemistry Laboratory
    • CHEM 267Nanoscience and Chemistry
    • CHEM C272Advanced Inorganic Chemistry
  • CHEM C181Polymer Chemistry
  • CHEM C281Polymer Chemistry

15 courses list this as a requisite. Showing 60 courses over 2 levels; the branches marked with a count carry on past it. Every course here opens its own tree.

  • Fall 2025
  • Winter 2026
  • Summer 2026
  • Fall 2026
  • Winter 2027

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