Organic Chemistry Glossary
- Page ID
- 15912
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\(\newcommand{\avec}{\mathbf a}\) \(\newcommand{\bvec}{\mathbf b}\) \(\newcommand{\cvec}{\mathbf c}\) \(\newcommand{\dvec}{\mathbf d}\) \(\newcommand{\dtil}{\widetilde{\mathbf d}}\) \(\newcommand{\evec}{\mathbf e}\) \(\newcommand{\fvec}{\mathbf f}\) \(\newcommand{\nvec}{\mathbf n}\) \(\newcommand{\pvec}{\mathbf p}\) \(\newcommand{\qvec}{\mathbf q}\) \(\newcommand{\svec}{\mathbf s}\) \(\newcommand{\tvec}{\mathbf t}\) \(\newcommand{\uvec}{\mathbf u}\) \(\newcommand{\vvec}{\mathbf v}\) \(\newcommand{\wvec}{\mathbf w}\) \(\newcommand{\xvec}{\mathbf x}\) \(\newcommand{\yvec}{\mathbf y}\) \(\newcommand{\zvec}{\mathbf z}\) \(\newcommand{\rvec}{\mathbf r}\) \(\newcommand{\mvec}{\mathbf m}\) \(\newcommand{\zerovec}{\mathbf 0}\) \(\newcommand{\onevec}{\mathbf 1}\) \(\newcommand{\real}{\mathbb R}\) \(\newcommand{\twovec}[2]{\left[\begin{array}{r}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\ctwovec}[2]{\left[\begin{array}{c}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\threevec}[3]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\cthreevec}[3]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\fourvec}[4]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\cfourvec}[4]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\fivevec}[5]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\cfivevec}[5]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\mattwo}[4]{\left[\begin{array}{rr}#1 \amp #2 \\ #3 \amp #4 \\ \end{array}\right]}\) \(\newcommand{\laspan}[1]{\text{Span}\{#1\}}\) \(\newcommand{\bcal}{\cal B}\) \(\newcommand{\ccal}{\cal C}\) \(\newcommand{\scal}{\cal S}\) \(\newcommand{\wcal}{\cal W}\) \(\newcommand{\ecal}{\cal E}\) \(\newcommand{\coords}[2]{\left\{#1\right\}_{#2}}\) \(\newcommand{\gray}[1]{\color{gray}{#1}}\) \(\newcommand{\lgray}[1]{\color{lightgray}{#1}}\) \(\newcommand{\rank}{\operatorname{rank}}\) \(\newcommand{\row}{\text{Row}}\) \(\newcommand{\col}{\text{Col}}\) \(\renewcommand{\row}{\text{Row}}\) \(\newcommand{\nul}{\text{Nul}}\) \(\newcommand{\var}{\text{Var}}\) \(\newcommand{\corr}{\text{corr}}\) \(\newcommand{\len}[1]{\left|#1\right|}\) \(\newcommand{\bbar}{\overline{\bvec}}\) \(\newcommand{\bhat}{\widehat{\bvec}}\) \(\newcommand{\bperp}{\bvec^\perp}\) \(\newcommand{\xhat}{\widehat{\xvec}}\) \(\newcommand{\vhat}{\widehat{\vvec}}\) \(\newcommand{\uhat}{\widehat{\uvec}}\) \(\newcommand{\what}{\widehat{\wvec}}\) \(\newcommand{\Sighat}{\widehat{\Sigma}}\) \(\newcommand{\lt}{<}\) \(\newcommand{\gt}{>}\) \(\newcommand{\amp}{&}\) \(\definecolor{fillinmathshade}{gray}{0.9}\)This glossary is a guide to the rich vocabulary of organic chemistry and is designed by Gamini Gunawardena from Utah Valley University. It is designed primarily for undergraduate students studying organic chemistry and is intended to complement lectures and textbook reading.
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A
- A Value
- Absolute Configuration
- Absorbance
- Acetal
- Acetoacetic Acid
- Acetoacetic Ester
- Acetoacetic Ester Synthesis
- Acetyl Group
- Acetylide Ion
- Acid Anhydride
- Acid Dissociation Constant
- Acid Halide
- Acid Strength
- Activating Group
- Activation
- Active Methylene Compound
- Active Methyne Compound
- Acyclic Ether
- Acyl Anion
- Acyl Anion Equivalent
- Acyl Group
- Acyl Radical
- Acylium Ion
- Acyloin
- Addition
- Addition-Elimination
- Addition-Elimination Mechanism
- Adduct
- Aglycone
- Alcohol
- Aldaric Acid
- Aldehyde
- Alditol
- Aldol
- Aldol Condensation
- Aldol Reaction
- Aldonic Acid
- Aldose
- Alicyclic
- Aliphatic
- Aliphatic Amine
- Aliphatic Ether
- Alkane
- Alkene
- Alkenyl Carbocation
- Alkenyl Carbon
- Alkenyl Group
- Alkenyl Halide
- Alkenyl Hydrogen
- Alkoxide ion
- Alkoxy Group
- Alkyl Carbanion
- Alkyl Carbocation
- Alkyl Group
- Alkyl Halide
- Alkyl Radical
- Alkyl sulfonate
- Alkylation
- Alkylborane
- Alkynyl carbon
- Alkynyl group
- Alkynyl halide
- Alkynyl hydrogen
- Allene
- Allylic Carbocation
- Allylic carbon
- Allylic Halide
- Allylic Hydrogen
- Allylic Radical
- Allylic Substitution
- Alpha Amino Acid
- Alpha Anomer
- Alpha Carbon
- Alpha Cleavage
- Alpha Hydrogen
- Ambident Nucleophile
- Amide
- Amide Group
- Amine
- Amine Oxide
- Amino Acid
- Amino Acid Residue
- Amino Acid Unit
- Ammonium Ion
- Amphoteric
- Anchimeric Assistance
- Angle Strain
- Anhydride
- Annulene
- Anomeric Carbon
- Anomeric Center
- Anomers
- Anti Addition
- Anti Conformation
- Antiaromatic
- Antiaromatic Annulene
- Antiaromatic Compound
- Anticoplanar
- Anti-Markovnikov Addition
- Antiparallel
- Antiperiplanar
- Aprotic Solvent
- Arene
- Arenesulfonic Acid
- Arenium Ion
- Aromatic
- Aromatic Amine
- Aromatic Annulene
- Aromatic Compound
- Aromatic Ether
- Aromatic Hydrocarbon
- Aromatic Hydrogen
- Aryl Carbanion
- Aryl Carbocation
- Aryl Ester
- Aryl Group
- Aryl Halide
- Aryl Radical
- Aryne
- Assisted Homolysis
- Asymmetric Carbon Atom
- Autoxidation
- Axial Bond
B
- Baeyer-Villiger Oxidation
- Base
- Base Peak
- Base Strength
- Beckmann Rearrangement
- Beer-Lambert Law
- Benzene Ring
- Benzilic Acid Rearrangement
- Benzyl Carbocation
- Benzyl Radical
- Benzylic Carbocation
- Benzylic Carbon
- Benzylic Halide
- Benzylic Radical
- Benzyne
- Benzyne Mechanism
- Beta Amino Acid
- Beta Anomer
- Beta Carbon
- Beta Cleavage
- Beta Hydrogen
- Betaine
- Bicycloalkane
- Birch Reduction
- Boat Conformation
- Bond Angle
- Bond Axis
- Bond Dissociation Energy
- Branched Alkane
- Bridge
- Bridged Bicycloalkane
- Bridgehead Carbon Atom
- Bromohydrin
- Brønsted-Lowry Theory
C
- Cahn-Ingold-Prelog Convention
- Carbanion
- Carbanion Equivalent
- Carbene
- Carbene Equivalent
- Carbenoid
- Carbocation
- Carbocation Rearrangement
- Carbocycle
- Carbohydrate
- Carbonyl Carbon
- Carbonyl Compound
- Carbonyl Group
- Carbonyl Oxygen
- Carboxylate Ion
- Carboxylation
- Carboxylic Acid
- Carboxylic Acid Anhydride
- Carboxylic Acid Derivative
- Carboxylic Acid Ester
- Carboxylic Acid Ester Group
- Carboxylic Acid Group
- Carboxylic Acid Salt
- Catalytic Hydrogenation
- Catalytic Reduction
- Center of Chirality
- CFB
- Chair Conformation
- Chemical Ionization
- Chemical Shift
- Chemically Equivalent Ligands
- Chemoselective
- Chiral Atom
- Chiral Center
- Chiral Molecule
- Chirality Center
- Chlorofluorocarbon
- Chlorohydrin
- Chromate Ester
- Chromic Acid
- CIP Convention
- Cis-Trans Isomers
- Claisen Condensation
- Claisen Rearrangement
- Clemmensen Reduction
- Combustion
- Concerted Reaction
- Condensation Reaction
- Configuration
- Conformation
- Conformer
- Conjugate Acid
- Conjugate Addition
- Conjugate Base
- Conjugated Diene
- Conjugated Double Bond
- Constitutional Isomers
- Constitutionally Heterotopic
- Coordination Number
- Cope Elimination
- Cope Reaction
- Cope Rearrangement
- Coupling
- Coupling Constant
- Coupling Reaction
- Crossed Aldol Condensation
- Crossed Aldol Reaction
- Crossed Claisen Condensation
- Crosslink
- Crown Ether
- C-Terminal
- Cumulene
- Curved Arrow
- Cyano Group
- Cyanohydrin
- Cyclic Acetal
- Cyclic Amide
- Cyclic Ester
- Cyclic Ether
- Cyclic Hemiacetal
- Cyclic Hemiketal
- Cyclic Imide
- Cyclic Ketal
- Cyclic Ketone
- Cyclic Manganate Ester
- Cyclic Osmate Ester
- Cyclic Periodate Ester
- Cyclic Thioacetal
- Cyclic Thioketal
- Cycloaddition
- Cycloadduct
- Cycloalkane
- Cycloalkene
- Cycloreversion
D
- D,L Convention
- Deactivating Group
- Decarboxylation
- Degenerate Rearrangement
- Degree of Unsaturation
- Dehydration
- Dehydrohalogenation
- Deprotection Step
- Deshielded Nucleus
- Dextrorotatory
- Dialkylborane
- Diastereomers
- Diastereoselective
- Diastereotopic
- Diazomethane
- Diazonium Ion
- Diazotic Acid
- DIBAL
- DIBALH
- Dieckmann Condensation
- Dielectric Constant
- Diels-Alder Adduct
- Diels-Alder Reaction
- Diene
- Dienophile
- Dihedral Angle
- Dihydroxylation
- Diisobutylaluminum Hydride
- Diisopropylamide Ion
- Dimerization
- Diol
- Dipolar Ion
- Dipole Moment
- Diradical
- Direct Addition
- Directed Aldol Reaction
- Disaccharide
- Disproportionation
- Dissolving-Metal Reduction
- Disubstituted Alkene
- Disulfide
- Disulfide Group
- Diterpene
- Dithiane
- Downfield
E
- E,Z Convention
- E1 Mechanism
- E1 Reaction
- E1cB Mechanism
- E1cB Reaction
- E2 Mechanism
- E2 Reaction
- Eclipsed Conformation
- Eclipsing Strain
- Electron Delocalization
- Electron Ionization
- Electrophile
- Electrophilic Addition
- Electrophilic Aromatic Substitution
- Electrophilic Atom
- Electrophilic Substitution
- Elimination
- Enamine
- Enamine Group
- Enantiomeric Excess
- Enantiomers
- Enantioselective
- Endocyclic
- Enol
- Enol Form
- Enolate Ion
- Enolizable Aldehyde
- Enolizable Ester
- Enolizable Ketone
- Epimeric Carbon
- Epimerization
- Epimers
- Epoxide
- Epoxy Ring
- Equatorial Bond
- Equivalent Ligands
- Erythro
- Essential Amino Acid
- Essential Fatty Acid
- Essential Oil
- Ester
- Ester Bond
- Ester Enolate
- Ester Linkage
- Esterification
- Ether
- Ether Group
- Excited-State Atom
- Exocyclic
F
- Fat
- Fatty Acid
- Fingerprint Region
- Fischer Esterification
- Fischer Projection
- Fischer Projection Formula
- Fish Hook
- Flagpole Bond
- Flagpole Hydrogen
- Fluorohydrin
- Formal Charge
- Fragment
- Fragmentation
- Free Radical
- Free Rotation
- Friedel-Crafts Acylation
- Friedel-Crafts Alkylation
- Fries Rearrangement
- Functional Group
- Functional Isomers
- Furanose
- Furanose Ring
- Furanoside
- Fused Bicycloalkane
G
H
- Haloalkane
- Haloalkene
- Haloalkyne
- Haloarene
- Haloform
- Haloform Reaction
- Halogenation
- Halohydrin
- Halonium Ion
- Hammond’s Postulate
- Haworth Formula
- Head-to-Head Link
- Head-to-Tail Link
- Heat of Hydrogenation
- Hemiacetal
- Hemiacetal Carbon
- Hemiacetal Group
- Hemiaminal
- Hemiaminal Group
- Hemiketal
- Hemiketal Carbon
- Hemiketal Group
- Henderson-Hasselbach Equation
- Heteroaromatic Compound
- Heteroatom
- Heterocycle
- Heterocyclic Amine
- Heterolysis
- Heterolytic Bond Cleavage
- Hexose
- High-Resolution Mass Spectrum
- Hofmann Degradation
- Hofmann Elimination
- Hofmann Rearrangement
- Hofmann Rule
- Homolysis
- Homolytic Bond Cleavage
- Homolytic Bond Dissociation Energy
- Homotopic
- Hooke’s Law
- Host-Guest Complex
- Hückel’s Rule
- Hybrid
- Hybridization
- Hybridized Orbitals
- Hydration
- Hydrazone
- Hydride Equivalent
- Hydride Reagent
- Hydroboration-Oxidation
- Hydrocarbon
- Hydrohalogenation
- Hydrolysis
- Hydroperoxide
- Hydroperoxide Group
- Hydroxoacid
- Hydroxy Group
- Hydroxylation
- Hyperconjugation
I
- Imide
- Imide Group
- Imine
- Imine Group
- Imminium Ion
- Index of Hydrogen Deficiency
- Initiation
- Insertion
- Intermolecular Reaction
- Internal Alkyne
- Internuclear Axis
- Intimate Ion Pair
- Intramolecular Reaction
- Inversion of Configuration
- Iodic (VII) Acid
- Iodoform Test
- Iodohydrin
- Ipso Carbon
- Irregular Terpene
- Isoalkane
- Isomerism
- Isomers
- Isoprene
- Isoprene Residue
- Isoprene Rule
- Isoprene Unit
K
L
M
- Malonic Ester
- Malonic Ester Synthesis
- Mannich Base
- Mannich Reaction
- Markovnikov Addition
- Markovnikov’s Rule
- Mass-to-Charge Ratio
- McLafferty Rearrangement
- Mechanism
- Meisenheimer Complex
- Mercaptan
- Meso Compound
- Mesyl Chloride
- Mesyl Group
- Mesylate Group
- Meta Carbon
- Meta Directing Group
- Meta Disubstituted Benzene
- Methanesulfonate Group
- Methanesulfonic Acid
- Methanesulfonyl Chloride
- Methanesulfonyl Group
- Methyl Ketone
- Methylene Carbon
- Methylene Group
- Michael Acceptor
- Michael Addition
- Michael Adduct
- Michael Donor
- Mixed Anhydride
- Molar Absorption Coefficient
- Molar Absorptivity
- Molecular Formula
- Molecular Ion
- Molecular Ion Peak
- Molozonide
- Monochromatic Light
- Monocycloalkane
- Monosaccharide
- Monosubstituted Alkene
- Monoterpene
- Multiplicity
- Mutarotation
N
- Neighboring Group Participation
- Newman Projection
- Nitrene
- Nitrile
- Nitrile Group
- Nitro Group
- Nitrogen Rule
- Nitrogen Ylide
- Nitronium Ion
- Nitroso Group
- Nitrosyl Cation
- N-nitrosamine
- No-bond Resonance
- Nominal Mass
- Nonaromatic
- Nonaromatic Annulene
- Nonaromatic Compound
- Non-Enolizable Aldehyde
- Non-Enolizable Ester
- Non-Enolizable Ketone
- Nonessential Amino Acid
- Nonessential Fatty Acid
- Nonreducing Sugar
- Nonsaponifiable Lipid
- Nonstandard Amino Acid
- Normal Alkane
- N-Terminal
- Nucleophile
- Nucleophilic Acyl Substitution
- Nucleophilic Addition
- Nucleophilic Aliphatic Substitution
- Nucleophilic Aromatic Substitution
- Nucleophilic Atom
- Nucleophilic Solvent
- Nucleophilic Substitution
O
- Observed Rotation
- Oil
- Oligopeptide
- Oligosaccharide
- Omega-3 Fatty Acid
- Omega-6 Fatty Acid
- Optical Activity
- Optical Purity
- Optical Resolution
- Optical Rotation
- Optically Active
- Optically Inactive
- Organic Cyanide
- Organocopper Compound
- Organocopper Reagent
- Organocuprate
- Organolithium Compound
- Organolithium Reagent
- Organomagnesium Compound
- Organomagnesium Reagent
- Organometallic Compound
- Organozinc Compound
- Organozinc Reagent
- Ortho Carbon
- Ortho Disubstituted Benzene
- Ortho, Para Directing Group
- Oxidation
- Oxidation Number
- Oxidation-Reduction Reaction
- Oxidative Addition
- Oxidative Insertion
- Oxidative Substitution
- Oxidizing Agent
- Oxime
- Oxirane
- Oxoacid
- Oxonium Ion
- Oxymercuration-Demercuration
- Oxymercuration-Reduction
- Ozonide
- Ozonolysis
P
- Para Carbon
- Para Disubstituted Benzene
- Parallel Overlap
- Parent Cycloalkane
- PCC
- Pentose
- Peptide
- Peptide Bond
- Peracid
- Percent Transmittance
- Perhaloalkane
- Pericyclic Reaction
- Periodate Ester
- Periodic Acid
- Peroxyacid
- Peroxycarboxylic Acid
- Phenol
- Phenol Group
- Phenoxide Ion
- Phenyl Group
- Phosphoglyceride
- Phospholipid
- Phosphorus Ylide
- Photolysis
- Pi Bond
- Pinacol Rearrangement
- pKa
- Plane of Symmetry
- Plane-Polarized Light
- Polarimeter
- Polycycloalkane
- Polyene
- Polynuclear Aromatic Hydrocarbon
- Polypeptide
- Polysaccharide
- Positional Isomers
- Post-Translational Modification
- Precession Frequency
- Precise Mass
- Primary Alcohol
- Primary Alkyl Carbocation
- Primary Alkyl Radical
- Primary Allylic Carbocation
- Primary Allylic Radical
- Primary Amide
- Primary Amine
- Primary Amine Group
- Primary Ammonium Ion
- Primary Ammonium Salt
- Primary Benzylic Carbocation
- Primary Benzylic Radical
- Primary Carbon
- Primary Hydrogen
- Prochiral Carbon
- Prochiral Center
- Prochiral Molecule
- Prochirality Center
- Propagation
- Prostaglandin
- Protecting Group
- Protection Step
- Protein
- Protic Solvent
- p-Toluenesulfonate Group
- p-Toluenesulfonic Acid
- p-Toluenesulfonyl Chloride
- p-Toluenesulfonyl Group
- Pyramidal Inversion
- Pyranose
- Pyranose Ring
- Pyranoside
- Pyridinium Chlorochromate
Q
R
- R,S Convention
- Racemate
- Racemic Mixture
- Racemization
- Radical
- Radical Anion
- Radical Cation
- Radical Chain Reaction
- Radical Initiator
- Rearrangement
- Redox Reaction
- Reducing Agent
- Reducing Sugar
- Reduction
- Reductive Amination
- Regioselective
- Regioselectivity
- Regiospecific
- Relative Configuration
- Relative Yield
- Replacement Test
- Resolution
- Resolving Agent
- Resonance
- Resonance Contributor
- Resonance Energy
- Resonance Form
- Resonance Hybrid
- Resonance Structure
- Resonance Theory
- Retention of Configuration
- Retro Diels-Alder Reaction
- Retro-Aldol Reaction
- Retrosynthetic Analysis
- Ring Current
- Ring Strain
- Robinson Annelation
- Robinson Annulation
- Ruff Degradation
S
- Sandmeyer Reaction
- Saponifiable Lipid
- Saponification
- Saturated Carbon
- Saturated Fatty Acid
- Saturated Hydrocarbon
- Saw-Horse Formula
- Saytzev’s Rule
- Scalemic Mixture
- Schiff’s Base
- s-cis Conformation
- Secondary Alcohol
- Secondary Alkyl Carbocation
- Secondary Alkyl Radical
- Secondary Allylic Carbocation
- Secondary Allylic Radical
- Secondary Amide
- Secondary Amine
- Secondary Amine Group
- Secondary Ammonium Ion
- Secondary Ammonium Salt
- Secondary Benzylic Carbocation
- Secondary Benzylic Radical
- Secondary Carbon
- Secondary Hydrogen
- Semicarbazone
- Sesquiterpene
- Shielded Nucleus
- Side Chain
- Sigma Bond
- Silver-Mirror Test
- Silyl Ether
- Silyl Ether Group
- Simmons-Smith Reagent
- Simple Homolysis
- Singlet Carbene
- Skeletal Isomers
- SN1 Mechanism
- SN1 Reaction
- SN2 Mechanism
- SN2 Reaction
- SNAr Mechanism
- Sodium Borohydride
- Solvent
- Solvolysis
- Specific Rotation
- Spin Coupling
- Spirobicycloalkane
- Spirocarbon
- Splitting Pattern
- Staggered Conformation
- Standard Amino Acid
- Stereocenter
- Stereoformula
- Stereogenic Center
- Stereoisomers
- Stereoselective
- Stereospecific
- Steric Hindrance
- Steric Strain
- Steroid
- Straight-Chain Alkane
- s-trans Conformation
- Strecker Synthesis
- Structural Formula
- Substituted Cycloalkane
- Substitution
- Substrate
- Sugar
- Sulfhydryl Group
- Sulfide
- Sulfide Group
- Sulfone
- Sulfone Group
- Sulfonic Acid
- Sulfonium Ion
- Sulfoxide
- Sulfoxide Group
- Sulfur Ylide
- Swern Oxidation
- Symmetrical Alkene
- Symmetrical Alkyne
- Symmetrical Anhydride
- Symmetrical Double Bond
- Symmetrical Ether
- Symmetrical Ketone
- Symmetrical Triple Bond
- Syn Addition
- Syncoplanar
- Synparallel
- Synperiplanar
T
- Tail-to-Tail Linkage
- Tautomerism
- Tautomerization
- Tautomers
- Terminal Alkyne
- Termination
- Terpenes
- Terpenoids
- Tertiary Alcohol
- Tertiary Alkyl Carbocation
- Tertiary Alkyl Radical
- Tertiary Allylic Carbocation
- Tertiary Allylic Radical
- Tertiary Amide
- Tertiary Amine
- Tertiary Amine Group
- Tertiary Amine Oxide
- Tertiary Ammonium Ion
- Tertiary Ammonium Salt
- Tertiary Benzylic Carbocation
- Tertiary Benzylic Radical
- Tertiary Carbon
- Tertiary Hydrogen
- Tetrasaccharide
- Tetrasubstituted Alkene
- Tetrose
- Thermodynamic Conditions
- Thermodynamic Control
- Thermodynamic Enolate
- Thermodynamic Product
- Thermolysis
- Thio Alcohol
- Thioacetal
- Thioether
- Thioether Group
- Thioketal
- Thiol
- Thiol Group
- Thiolate Ion
- Threo
- Tollens’ Reagent
- Torsion Angle
- Torsional Strain
- Tosic Acid
- Tosyl Chloride
- Tosyl Group
- Tosylate Group
- Transesterification
- Triacylglyceride
- Triacylglycerol
- Trialkylborane
- Triose
- Triplet Carbene
- Trisaccharide
- Trisubstituted Alkene
- Triterpene
- Tub Conformation
U
V
W
Y
Z
Α
Β