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  • Alphabetical Search
    • A-B
      • 1,2-Addition
      • 1,2-Addition: Answers
      • 1,2-Addition: Mastery Check
      • 1,2-Adduct
      • 1,2-Alkyl Shift
      • 1,2-Aryl Shift
      • 1,2-Aryl Shift: Answers
      • 1,2-Aryl Shift: Mastery Check
      • 1,4-Addition
      • 1,4-Addition: Answers
      • 1,4-Addition: Mastery Check
      • 1,4-Adduct
      • A Value
      • A Value: Answers
      • A Value: Mastery Check
      • About Us
      • Absolute Configuration
      • Absorbance
      • Acetal
      • Acetal Carbon
      • Acetal Group
      • Acetoacetic Acid
      • Acetoacetic Ester
      • Acetoacetic Ester Synthesis
      • Acetyl Group
      • Acetylenic Hydrogen
      • Acetylide Ion
      • Acetylide Ion: Answers
      • Acetylide Ion: Mastery Check
      • Achiral Molecule
      • Acid
      • Acid Anhydride
      • Acid Chloride
      • Acid Dissociation Constant
      • Acid Dissociation Constant: Answers
      • Acid Dissociation Constant: Mastery Check
      • Acid Halide
      • Acid Strength
      • Acidity Constant
      • Acronyms of Common Reagents and Solvents
      • Activating Group
      • Activation
      • Active Methylene Compound
      • Active Methyne Compound
      • Acyclic Ether
      • Acyclic Ether: Answers
      • Acyclic Ether: Mastery Check
      • Acyl Anion
      • Acyl Anion Equivalent
      • Acyl Cation
      • Acyl Group
      • Acyl Radical
      • Acylium Ion
      • Acyloin
      • Addition
      • Addition Product
      • Addition-Elimination
      • Addition-Elimination Mechanism
      • Addition-Substitution
      • Addition-Substitution Mechanism
      • Addition: Answers
      • Addition: Mastery Check
      • Adduct
      • Adduct: Answers
      • Adduct: Answers
      • Adduct: Mastery Check
      • Aglycone
      • Alcohol
      • Alcohol Group
      • Alcohol: Answers
      • Alcohol: Mastery Check
      • Aldaric Acid
      • Aldehyde
      • Aldehyde Group
      • Aldehyde: Answers
      • Aldehyde: Mastery Check
      • Alditol
      • Aldol
      • Aldol Condensation
      • Aldol Reaction
      • Aldonic Acid
      • Aldose
      • Alicyclic
      • Alicyclic: Answers
      • Alicyclic: Mastery Check
      • Aliphatic
      • Aliphatic Amine
      • Aliphatic Amine: Answers
      • Aliphatic Amine: Mastery Check
      • Aliphatic Ether
      • Aliphatic Ether: Answers
      • Aliphatic Ether: Mastery Check
      • Aliphatic: Answers
      • Aliphatic: Mastery Check
      • Alkane
      • Alkane: Answers
      • Alkane: Mastery Check
      • Alkanesulfonic Acid
      • Alkene
      • Alkene Group
      • Alkene: Answers
      • Alkene: Mastery Check
      • Alkenyl Carbocation
      • Alkenyl Carbocation: Answers
      • Alkenyl Carbocation: Mastery Check
      • Alkenyl Carbon
      • Alkenyl Carbon: Answers
      • Alkenyl Carbon: Mastery Check
      • Alkenyl Group
      • Alkenyl Halide
      • Alkenyl Halide: Answers
      • Alkenyl Halide: Mastery Check
      • Alkenyl Hydrogen
      • Alkenyl Hydrogen: Answers
      • Alkenyl Hydrogen: Mastery Check
      • Alkoxide Ion
      • Alkoxy Group
      • Alkyl Carbanion
      • Alkyl Carbocation
      • Alkyl Carbocation: Answers
      • Alkyl Carbocation: Mastery Check
      • Alkyl Ester
      • Alkyl Group
      • Alkyl Halide
      • Alkyl Halide: Answers
      • Alkyl Halide: Mastery Check
      • Alkyl Mesylate
      • Alkyl Methanesulfonate
      • Alkyl p-Toluenesulfonate
      • Alkyl Radical
      • Alkyl Radical: Mastery Check
      • Alkyl Radicals: Answers
      • Alkyl Sulfonate
      • Alkyl Sulfonate: Answers
      • Alkyl Sulfonate: Mastery Check
      • Alkyl Tosylate
      • Alkylation
      • Alkylborane
      • Alkylborane: Answers
      • Alkylborane: Mastery Check
      • Alkyne
      • Alkyne Group
      • Alkynyl Carbon
      • Alkynyl Group
      • Alkynyl Halide
      • Alkynyl Hydrogen
      • Allene
      • Allyl Carbocation
      • Allyl Radical
      • Allylic Carbocation
      • Allylic Carbon
      • Allylic Halide
      • Allylic Hydrogen
      • Allylic Radical
      • Allylic Substitution
      • Alpha Amino Acid
      • Alpha Anomer
      • Alpha Carbon
      • Alpha Cleavage
      • Alpha Halogenation
      • 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
      • Answers: Alkoxide Ion
      • Answers: Alkylation
      • Anti Addition
      • Anti Conformation
      • Anti-Markovnikov Addition
      • Antiaromatic
      • Antiaromatic Annulene
      • Antiaromatic Compound
      • Anticoplanar
      • 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
      • Autocatalysis
      • Autoxidation
      • Axial Bond
      • 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
      • Mastery Check: Alkoxide Ion
      • Mastery Check: Alkylation
    • C-D
      • [2+2] Cycloaddition
      • [4+2] Cycloaddition
      • 1,1-Diol
      • 1,2-Diol
      • 1,2-Dithiane
      • 1,3-Dithiane
      • 1,4-Dithiane
      • 2,4-Dinitrophenylhydrazone
      • C-Terminal
      • 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
      • CFC
      • Chair Conformation
      • Chemical Ionization
      • Chemical Shift
      • Chemically Equivalent Ligands
      • Chemoselective
      • Chiral Atom
      • Chiral Center
      • Chiral Center: Answers
      • Chiral Center: Mastery Check
      • Chiral Molecule
      • Chiral Molecule: Answers
      • Chiral Molecule: Mastery Check
      • 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
      • Contact Us
      • 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
      • 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,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
      • Dismutation
      • Disproportionation
      • Dissolving-Metal Reduction
      • Disubstituted Alkene
      • Disulfide
      • Disulfide Group
      • Diterpene
      • Dithiane
      • Downfield
    • E-F
      • 1,1-Elimination
      • 1,2-Elimination
      • 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
      • Enantiotopic
      • 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
      • Fat
      • Fatty Acid
      • Fingerprint Region
      • Fischer Esterification
      • Fischer Projection
      • Fischer Projection Formula
      • Fischer Projection: Answers
      • Fischer Projection: Mastery Check
      • Fish Hook
      • Flagpole Bond
      • Flagpole Hydrogen
      • Fluorohydrin
      • Formal Charge
      • Fragment
      • Fragmentation
      • Free Radical
      • Free Rotation
      • Freon
      • Friedel-Crafts Acylation
      • Friedel-Crafts Alkylation
      • Fries Rearrangement
      • Functional Group
      • Functional Isomers
      • Furanose
      • Furanose Ring
      • Furanoside
      • Fused Bicycloalkane
      • α-Elimination
      • β-Elimination
    • G-H
      • 1,2-Hydride Shift
      • Gabriel Synthesis
      • Gauche Conformation
      • Gem Diol
      • Geminal Hydrogens
      • Geometric Isomers
      • Gilman Reagent
      • Glycol
      • Glycoside
      • Glycosidic Bond
      • Glycosidic Link
      • Glycosidic Linkage
      • Glycosyl Group
      • Grignard Reagent
      • Ground-State Atom
      • 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
      • Hydroboration-Oxidation
      • Hydrocarbon
      • Hydrohalogenation
      • Hydrolysis
      • Hydroperoxide
      • Hydroperoxide Group
      • Hydroxoacid
      • Hydroxy Group
      • Hydroxylation
      • Hyperconjugation
    • I-J
      • Imide
      • Imide Group
      • Imine
      • Imine Group
      • Imminium Ion
      • Index of Hydrogen Deficiency
      • Initiation
      • Inner Salt
      • 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
      • 1-1 Link
      • 1-4 Link
      • 4-4 Link
      • Ketal
      • Ketal Carbon
      • Ketal Group
      • Keto Form
      • Keto Group
      • Keto-Enol Tautomerism
      • Ketone
      • Ketose
      • Kiliani-Fischer Synthesis
      • Kinetic Conditions
      • Kinetic Control
      • Kinetic Enolate
      • Kinetic Product
      • Kolbe Carboxylation
      • Lactam
      • Lactol
      • Lactone
      • Lateral Overlap
      • LDA
      • Leaving Group
      • Levorotatory
      • Lewis Acid
      • Lewis Base
      • Lewis Theory
      • Ligand
      • Lindlar Catalyst
      • Linear Overlap
      • Lipid
      • Lithium Aluminumhydride
      • Lithium Diisopropylamide
      • Long-Range Coupling
      • Low-Resolution Mass Spectrum
      • β-Ketocid
      • β-Ketoester
    • M-N
      • 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
      • Meso Compound: Answers
      • Meso Compound: Mastery Check
      • 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-nitrosamine
      • N-Terminal
      • Neighboring Group Participation
      • Newman Projection
      • Nitrene
      • Nitrile
      • Nitrile Group
      • Nitro Group
      • Nitrogen Rule
      • Nitrogen Ylide
      • Nitronium Ion
      • Nitroso Group
      • Nitrosyl Cation
      • No-bond Resonance
      • Nominal Mass
      • Non-Enolizable Aldehyde
      • Non-Enolizable Ester
      • Non-Enolizable Ketone
      • Nonaromatic
      • Nonaromatic Annulene
      • Nonaromatic Compound
      • Nonessential Amino Acid
      • Nonessential Fatty Acid
      • Nonreducing Sugar
      • Nonsaponifiable Lipid
      • Nonstandard Amino Acid
      • Normal Alkane
      • Nucleophile
      • Nucleophilic Acyl Substitution
      • Nucleophilic Addition
      • Nucleophilic Aliphatic Substitution
      • Nucleophilic Aromatic Substitution
      • Nucleophilic Atom
      • Nucleophilic Solvent
      • Nucleophilic Substitution
    • O-P
      • Observed Rotation
      • Oil
      • Olefin
      • 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
      • Oxymercuration-Demercuration
      • Oxymercuration-Reduction
      • Ozonide
      • Ozonolysis
      • p-Toluenesulfonate Group
      • p-Toluenesulfonic Acid
      • p-Toluenesulfonyl Chloride
      • p-Toluenesulfonyl Group
      • Para Carbon
      • Para Disubstituted Benzene
      • Parallel Overlap
      • Parent Cycloalkane
      • Pascal’s Triangle
      • PCC
      • Pentose
      • Peptide
      • Peptide Bond
      • Peptide Linkage
      • 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
      • pKBH+
      • pKa
      • Plane of Symmetry
      • Plane of Symmetry: Answers
      • Plane of Symmetry: Mastery Check
      • 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
      • Pyramidal Inversion
      • Pyranose
      • Pyranose Ring
      • Pyranoside
      • Pyridinium Chlorochromate
    • Q-R
      • (n+1) Rule
      • Quaternary Ammonium Ion
      • Quaternary Ammonium Salt
      • Quaternary Carbon
      • 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-T
      • s-cis Conformation
      • s-trans Conformation
      • Saccharide
      • Sandmeyer Reaction
      • Saponifiable Lipid
      • Saponification
      • Saturated Carbon
      • Saturated Fatty Acid
      • Saturated Hydrocarbon
      • Saw-Horse Formula
      • Saytzev’s Rule
      • Scalemic Mixture
      • Schiff’s Base
      • 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
      • 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
      • Symbols and Abbreviations
      • Symmetrical Alkene
      • Symmetrical Alkyne
      • Symmetrical Anhydride
      • Symmetrical Double Bond
      • Symmetrical Ether
      • Symmetrical Ketone
      • Symmetrical Triple Bond
      • Syn Addition
      • Syncoplanar
      • Synparallel
      • Synperiplanar
      • Tail-to-Tail Link
      • 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
      • Tollens’ Test
      • 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
      • Unsaturated Fatty Acid
      • Unsaturated Hydrocarbon
      • Unsubstituted Cycloalkane
      • Unsymmetrical Alkene
      • Unsymmetrical Alkyne
      • Unsymmetrical Double Bond
      • Unsymmetrical Ether
      • Unsymmetrical Ketone
      • Unsymmetrical Triple Bond
      • Upfield
      • Uronic Acid
      • Vicinal Diol
      • Vicinal Hydrogens
      • Vinyl Carbon
      • Vinylic Carbocation
      • Vinylic Hydrogen
    • W-X
      • Wagner-Meerwein Rearrangement
      • Walden Inversion
      • Wave Number
      • Wax
      • Williamson Ether Synthesis
      • Wittig Reaction
      • Wittig Reagent
      • Wolff-Kishner Reduction
    • Y-Z
      • Ylide
      • Zaitsev’s Rule
      • Zwitterion

Protein

A protein is a peptide whose molecular weight is approximately 1000 or higher.

see also oligopeptide, polypeptide

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