GATE Examinations Courses Syllabus

Syllabus

Stereochemistry unit_01

Syllabus
Stereochemistry - Chirality, symmetry, absolute configurations, relative stereochemistry, homotopic/enantiotopic/diastereotopic atoms, stereoselective/stereospecific synthesis, conformational analysis, geometrical/optical isomerism, configurational/conformational effects, atropisomerism, neighbouring group participation
Core concepts (8)
  • Chirality and Stereogenic Centres
  • Absolute Configuration Determination
  • Relative Stereochemistry
  • Conformational Analysis
  • Geometrical Isomerism
  • Stereoselective and Stereospecific Synthesis
  • Configurational and Conformational Effects on Reactivity
  • Neighbouring Group Participation
Related concepts (5)
  • Homotopic, Enantiotopic, and Diastereotopic Relationships
  • Optical Isomerism
  • Atropisomerism
  • Symmetry Operations and Point Groups
  • 3D Molecular Visualization

Stereochemistry unit_01_concept

Syllabus
Stereochemistry - Chirality, symmetry, absolute configurations, relative stereochemistry, homotopic/enantiotopic/diastereotopic atoms, stereoselective/stereospecific synthesis, conformational analysis, geometrical/optical isomerism, configurational/conformational effects, atropisomerism, neighbouring group participation
Core concepts (8)
  • Chirality and Stereogenic Centres
  • Absolute Configuration Determination
  • Relative Stereochemistry
  • Conformational Analysis
  • Geometrical Isomerism
  • Stereoselective and Stereospecific Synthesis
  • Configurational and Conformational Effects on Reactivity
  • Neighbouring Group Participation
Related concepts (5)
  • Homotopic, Enantiotopic, and Diastereotopic Relationships
  • Optical Isomerism
  • Atropisomerism
  • Symmetry Operations and Point Groups
  • 3D Molecular Visualization

Organic Reaction Mechanisms unit_02

Syllabus
Reaction Mechanisms - Basic mechanistic concepts – kinetic versus thermodynamic control, Hammond’s postulate and Curtin-Hammett principle. Methods of determining reaction mechanisms through kinetics, identification of products, intermediates and isotopic labelling. Linear free-energy relationship – Hammett and Taft equations. Nucleophilic and electrophilic substitution reactions (both aromatic and aliphatic). Addition reactions to carbon-carbon and carbon-heteroatom (N and O) multiple bonds. Elimination reactions.
Core concepts (14)
  • Kinetic versus Thermodynamic Control
  • Hammond's Postulate
  • Curtin-Hammett Principle
  • Reaction Kinetics Analysis
  • Isotopic Labeling
  • Hammett Equation
  • Taft Equation
  • Aliphatic Nucleophilic Substitution
  • Aromatic Electrophilic Substitution
  • Aromatic Nucleophilic Substitution
  • Electrophilic Addition to C=C Bonds
  • Nucleophilic Addition to C=O Bonds
  • Conjugate Addition Reactions
  • Elimination Reactions
Related concepts (10)
  • Transition State Theory
  • Reaction Coordinate Diagrams
  • Rate Laws and Reaction Order
  • Stereochemical Analysis
  • Substituent Effects
  • Solvent Effects
  • Carbocation Stability
  • Carbanion Intermediates
  • Radical Mechanisms
  • Protecting Group Strategies

Organic Reaction Mechanisms unit_02_concept

Syllabus
Reaction Mechanisms - Basic mechanistic concepts – kinetic versus thermodynamic control, Hammond’s postulate and Curtin-Hammett principle. Methods of determining reaction mechanisms through kinetics, identification of products, intermediates and isotopic labelling. Linear free-energy relationship – Hammett and Taft equations. Nucleophilic and electrophilic substitution reactions (both aromatic and aliphatic). Addition reactions to carbon-carbon and carbon-heteroatom (N and O) multiple bonds. Elimination reactions.
Core concepts (14)
  • Kinetic versus Thermodynamic Control
  • Hammond's Postulate
  • Curtin-Hammett Principle
  • Reaction Kinetics Analysis
  • Isotopic Labeling
  • Hammett Equation
  • Taft Equation
  • Aliphatic Nucleophilic Substitution
  • Aromatic Electrophilic Substitution
  • Aromatic Nucleophilic Substitution
  • Electrophilic Addition to C=C Bonds
  • Nucleophilic Addition to C=O Bonds
  • Conjugate Addition Reactions
  • Elimination Reactions
Related concepts (10)
  • Transition State Theory
  • Reaction Coordinate Diagrams
  • Rate Laws and Reaction Order
  • Stereochemical Analysis
  • Substituent Effects
  • Solvent Effects
  • Carbocation Stability
  • Carbanion Intermediates
  • Radical Mechanisms
  • Protecting Group Strategies

Reactive Intermediates unit_03

Syllabus
Reactive intermediates - carbocations, carbanions, carbenes, nitrenes, arynes and free radicals. Molecular rearrangements.
Core concepts (7)
  • Carbocations
  • Carbanions
  • Carbenes
  • Nitrenes
  • Free Radicals
  • Arynes
  • Molecular Rearrangements
Related concepts (8)
  • Hyperconjugation
  • Inductive Effects
  • Resonance Stabilization
  • Singlet vs Triplet States
  • Radical Initiation Methods
  • Wagner-Meerwein Rearrangements
  • Pericyclic Rearrangements
  • Anchimeric Assistance

Reactive Intermediates unit_03_concept

Syllabus
Reactive intermediates - carbocations, carbanions, carbenes, nitrenes, arynes and free radicals. Molecular rearrangements.
Core concepts (7)
  • Carbocations
  • Carbanions
  • Carbenes
  • Nitrenes
  • Free Radicals
  • Arynes
  • Molecular Rearrangements
Related concepts (8)
  • Hyperconjugation
  • Inductive Effects
  • Resonance Stabilization
  • Singlet vs Triplet States
  • Radical Initiation Methods
  • Wagner-Meerwein Rearrangements
  • Pericyclic Rearrangements
  • Anchimeric Assistance

Organic Synthesis unit_04

Syllabus
Organic Synthesis- Synthesis, reactions, mechanisms and selectivity involving the following classes of compounds – alkenes, alkynes, arenes, alcohols, phenols, aldehydes, ketones, carboxylic acids, esters, nitriles, halides, nitro compounds, amines and amides. Uses of Mg, Li, Cu, B, Zn, P, S, Sn and Si based reagents in organic synthesis.
Core concepts (10)
  • Alkene Chemistry
  • Alkyne Chemistry
  • Aromatic Compound Reactivity
  • Alcohols and Phenols
  • Carbonyl Chemistry
  • Carboxylic Acid Derivatives
  • Halides and Nitro Compounds
  • Amines and Amides
  • Organometallic Reagents in Synthesis
  • Selective Synthesis Planning
Related concepts (4)
  • Reaction Mechanisms
  • Stereochemistry
  • Functional Group Interconversions
  • Green Chemistry Principles

Organic Synthesis unit_04_concept

Syllabus
Organic Synthesis- Synthesis, reactions, mechanisms and selectivity involving the following classes of compounds – alkenes, alkynes, arenes, alcohols, phenols, aldehydes, ketones, carboxylic acids, esters, nitriles, halides, nitro compounds, amines and amides. Uses of Mg, Li, Cu, B, Zn, P, S, Sn and Si based reagents in organic synthesis.
Core concepts (10)
  • Alkene Chemistry
  • Alkyne Chemistry
  • Aromatic Compound Reactivity
  • Alcohols and Phenols
  • Carbonyl Chemistry
  • Carboxylic Acid Derivatives
  • Halides and Nitro Compounds
  • Amines and Amides
  • Organometallic Reagents in Synthesis
  • Selective Synthesis Planning
Related concepts (4)
  • Reaction Mechanisms
  • Stereochemistry
  • Functional Group Interconversions
  • Green Chemistry Principles

Organometallic Catalyzed Reactions unit_05

Syllabus
Carbon-carbon bond formation through coupling reactions - Heck, Suzuki, Stille, Sonogoshira, Negishi, Kumada, Hiyama, Tsuji-Trost, olefin metathesis and McMurry.
Core concepts (11)
  • Palladium-Catalyzed Cross-Coupling Fundamentals
  • Heck Reaction
  • Suzuki-Miyaura Cross-Coupling
  • Stille Cross-Coupling
  • Sonogashira Coupling
  • Negishi Cross-Coupling
  • Kumada Cross-Coupling
  • Hiyama Cross-Coupling
  • Tsuji-Trost Allylic Substitution
  • Olefin Metathesis
  • McMurry Reaction
Related concepts (5)
  • Catalyst Design and Optimization
  • Mechanistic Pathways and Selectivity
  • Functional Group Tolerance
  • Green Chemistry in Cross-Coupling
  • Synthetic Applications and Route Design

Organometallic Catalyzed Reactions unit_05_concept

Syllabus
Carbon-carbon bond formation through coupling reactions - Heck, Suzuki, Stille, Sonogoshira, Negishi, Kumada, Hiyama, Tsuji-Trost, olefin metathesis and McMurry.
Core concepts (11)
  • Palladium-Catalyzed Cross-Coupling Fundamentals
  • Heck Reaction
  • Suzuki-Miyaura Cross-Coupling
  • Stille Cross-Coupling
  • Sonogashira Coupling
  • Negishi Cross-Coupling
  • Kumada Cross-Coupling
  • Hiyama Cross-Coupling
  • Tsuji-Trost Allylic Substitution
  • Olefin Metathesis
  • McMurry Reaction
Related concepts (5)
  • Catalyst Design and Optimization
  • Mechanistic Pathways and Selectivity
  • Functional Group Tolerance
  • Green Chemistry in Cross-Coupling
  • Synthetic Applications and Route Design

Synthetic Methods unit_06

Syllabus
Concepts of multistep synthesis - retrosynthetic analysis, strategic disconnections, synthons and synthetic equivalents. Atom economy and Green Chemistry, Umpolung reactivity – formyl and acyl anion equivalents.
Core concepts (10)
  • Retrosynthetic Analysis Fundamentals
  • Strategic Disconnections
  • Synthons and Synthetic Equivalents
  • Carbon-Carbon Bond Disconnections
  • Functional Group Strategy
  • Umpolung Reactivity
  • Formyl and Acyl Anion Equivalents
  • Atom Economy and Green Chemistry
  • Route Evaluation and Optimization
  • Multi-Step Synthesis Integration
Related concepts (5)
  • Selectivity Control Strategies
  • Named Reactions and Their Synthetic Roles
  • Heterocyclic Synthesis Strategies
  • Catalyst and Reagent Selection
  • Scale-Up and Process Chemistry

Synthetic Methods unit_06_concept

Syllabus
Concepts of multistep synthesis - retrosynthetic analysis, strategic disconnections, synthons and synthetic equivalents. Atom economy and Green Chemistry, Umpolung reactivity – formyl and acyl anion equivalents.
Core concepts (10)
  • Retrosynthetic Analysis Fundamentals
  • Strategic Disconnections
  • Synthons and Synthetic Equivalents
  • Carbon-Carbon Bond Disconnections
  • Functional Group Strategy
  • Umpolung Reactivity
  • Formyl and Acyl Anion Equivalents
  • Atom Economy and Green Chemistry
  • Route Evaluation and Optimization
  • Multi-Step Synthesis Integration
Related concepts (5)
  • Selectivity Control Strategies
  • Named Reactions and Their Synthetic Roles
  • Heterocyclic Synthesis Strategies
  • Catalyst and Reagent Selection
  • Scale-Up and Process Chemistry

Selectivity in Organic Synthesis unit_07

Syllabus
Selectivity in organic synthesis – chemo-, regio- and stereoselectivity. Protection and deprotection of functional groups. Concepts of asymmetric synthesis – resolution (including enzymatic), desymmetrization and use of chiral auxiliaries, organocatalysis.
Core concepts (12)
  • Chemoselectivity
  • Regioselectivity
  • Stereoselectivity
  • Diastereoselectivity
  • Enantioselectivity
  • Protection of Functional Groups
  • Deprotection Strategies
  • Resolution of Enantiomers
  • Desymmetrization
  • Chiral Auxiliaries
  • Organocatalysis
  • Enzymatic Asymmetric Synthesis
Related concepts (6)
  • Asymmetric Hydrogenation and Reduction
  • Chiral Ligands and Catalysts
  • Cram's Rule and Chelation Control
  • Double Stereodifferentiation
  • Prochirality Concepts
  • Biocatalysis and Biosynthesis

Selectivity in Organic Synthesis unit_07_concept

Syllabus
Selectivity in organic synthesis – chemo-, regio- and stereoselectivity. Protection and deprotection of functional groups. Concepts of asymmetric synthesis – resolution (including enzymatic), desymmetrization and use of chiral auxiliaries, organocatalysis.
Core concepts (12)
  • Chemoselectivity
  • Regioselectivity
  • Stereoselectivity
  • Diastereoselectivity
  • Enantioselectivity
  • Protection of Functional Groups
  • Deprotection Strategies
  • Resolution of Enantiomers
  • Desymmetrization
  • Chiral Auxiliaries
  • Organocatalysis
  • Enzymatic Asymmetric Synthesis
Related concepts (6)
  • Asymmetric Hydrogenation and Reduction
  • Chiral Ligands and Catalysts
  • Cram's Rule and Chelation Control
  • Double Stereodifferentiation
  • Prochirality Concepts
  • Biocatalysis and Biosynthesis

C-C and C-Heteroatom Formation unit_08

Syllabus
Carbon-carbon and carbon-heteroatom bond forming reactions through enolates (including boron enolates), enamines and silyl enol ethers. Stereoselective addition to C=O groups (Cram, Prelog and Felkin-Anh models).
Core concepts (12)
  • Enolate Formation and Reactivity
  • Enolate Regioselectivity
  • Enolate Nucleophilicity
  • Boron Enolates
  • Aldol Reaction Through Enolates
  • Enamines as Nucleophiles
  • Enamine vs. Iminium Activation
  • Silyl Enol Ethers
  • Silyl Enol Ether Reactions
  • Cram's Rule for Carbonyl Addition
  • Prelog's Rule
  • Felkin-Anh Model
Related concepts (6)
  • Enolate Chelation Control
  • Evans Asymmetric Aldol
  • Zimmerman-Traxler Transition State Model
  • Umpolung via Enamines and Silyl Enol Ethers
  • Mukaiyama Aldol Reaction
  • Cascade and Tandem Reactions with Enolates

C-C and C-Heteroatom Formation unit_08_concept

Syllabus
Carbon-carbon and carbon-heteroatom bond forming reactions through enolates (including boron enolates), enamines and silyl enol ethers. Stereoselective addition to C=O groups (Cram, Prelog and Felkin-Anh models).
Core concepts (12)
  • Enolate Formation and Reactivity
  • Enolate Regioselectivity
  • Enolate Nucleophilicity
  • Boron Enolates
  • Aldol Reaction Through Enolates
  • Enamines as Nucleophiles
  • Enamine vs. Iminium Activation
  • Silyl Enol Ethers
  • Silyl Enol Ether Reactions
  • Cram's Rule for Carbonyl Addition
  • Prelog's Rule
  • Felkin-Anh Model
Related concepts (6)
  • Enolate Chelation Control
  • Evans Asymmetric Aldol
  • Zimmerman-Traxler Transition State Model
  • Umpolung via Enamines and Silyl Enol Ethers
  • Mukaiyama Aldol Reaction
  • Cascade and Tandem Reactions with Enolates

Pericylic and Photochemical Reactions unit_09

Syllabus
Pericyclic Reactions and Photochemistry - Electrocyclic, cycloaddition and sigmatropic reactions. Orbital correlations - FMO and PMO treatments, Woodward-Hoffmann rule. Photochemistry of alkenes, arenes and carbonyl compounds. Photooxidation and photoreduction. Di-π-methane rearrangement, Barton-McCombie reaction, Norrish type-I and II cleavage reaction.
Core concepts (10)
  • Pericyclic Reactions
  • Electrocyclic Reactions
  • Cycloaddition Reactions
  • Sigmatropic Rearrangements
  • Frontier Molecular Orbital (FMO) Theory
  • Perturbational Molecular Orbital (PMO) Theory
  • Woodward-Hoffmann Rules
  • Photochemistry Fundamentals
  • Photooxidation and Photoreduction
  • Named Photochemical Reactions
Related concepts (6)
  • Orbital Symmetry Principles
  • Reaction Mechanisms
  • Stereochemistry
  • Aromatic Transition States
  • Excited-State Chemistry
  • Synthetic Applications

Pericylic and Photochemical Reactions unit_09_concept

Syllabus
Pericyclic Reactions and Photochemistry - Electrocyclic, cycloaddition and sigmatropic reactions. Orbital correlations - FMO and PMO treatments, Woodward-Hoffmann rule. Photochemistry of alkenes, arenes and carbonyl compounds. Photooxidation and photoreduction. Di-π-methane rearrangement, Barton-McCombie reaction, Norrish type-I and II cleavage reaction.
Core concepts (10)
  • Pericyclic Reactions
  • Electrocyclic Reactions
  • Cycloaddition Reactions
  • Sigmatropic Rearrangements
  • Frontier Molecular Orbital (FMO) Theory
  • Perturbational Molecular Orbital (PMO) Theory
  • Woodward-Hoffmann Rules
  • Photochemistry Fundamentals
  • Photooxidation and Photoreduction
  • Named Photochemical Reactions
Related concepts (6)
  • Orbital Symmetry Principles
  • Reaction Mechanisms
  • Stereochemistry
  • Aromatic Transition States
  • Excited-State Chemistry
  • Synthetic Applications

Chemistry of Heterocyclic Compounds unit_10

Syllabus
Heterocyclic Compounds - Structure, preparation, properties and reactions of furan, pyrrole, thiophene, pyridine, indole, quinoline and isoquinoline
Core concepts (6)
  • Aromaticity in Heterocycles
  • Structure and Nomenclature
  • Electrophilic Aromatic Substitution
  • Nucleophilic Aromatic Substitution
  • Preparation Methods
  • Redox and Addition Reactions
Related concepts (4)
  • Tautomerism
  • Basicity and Nucleophilicity
  • Metal Coordination
  • Biological Significance

Chemistry of Heterocyclic Compounds unit_10_concept

Syllabus
Heterocyclic Compounds - Structure, preparation, properties and reactions of furan, pyrrole, thiophene, pyridine, indole, quinoline and isoquinoline
Core concepts (6)
  • Aromaticity in Heterocycles
  • Structure and Nomenclature
  • Electrophilic Aromatic Substitution
  • Nucleophilic Aromatic Substitution
  • Preparation Methods
  • Redox and Addition Reactions
Related concepts (4)
  • Tautomerism
  • Basicity and Nucleophilicity
  • Metal Coordination
  • Biological Significance

Chemistry of Biomolecules unit_11

Syllabus
Biomolecules - Structure, properties and reactions of mono- and di-saccharides, physicochemical properties of amino acids, chemical synthesis of peptides, chemical structure determination of peptides and proteins, structural features of proteins, nucleic acids, lipids, steroids, terpenoids, carotenoids, and alkaloids.
Core concepts (9)
  • Monosaccharides
  • Disaccharides
  • Amino Acids
  • Peptide Chemistry
  • Protein Structure
  • Nucleic Acids
  • Lipids
  • Steroids and Terpenoids
  • Carotenoids and Alkaloids
Related concepts (5)
  • Carbohydrate Reactions
  • Protein Denaturation
  • Chromatographic Separation
  • Spectroscopic Analysis
  • Bioenergetics Basics

Chemistry of Biomolecules unit_11_concept

Syllabus
Biomolecules - Structure, properties and reactions of mono- and di-saccharides, physicochemical properties of amino acids, chemical synthesis of peptides, chemical structure determination of peptides and proteins, structural features of proteins, nucleic acids, lipids, steroids, terpenoids, carotenoids, and alkaloids.
Core concepts (9)
  • Monosaccharides
  • Disaccharides
  • Amino Acids
  • Peptide Chemistry
  • Protein Structure
  • Nucleic Acids
  • Lipids
  • Steroids and Terpenoids
  • Carotenoids and Alkaloids
Related concepts (5)
  • Carbohydrate Reactions
  • Protein Denaturation
  • Chromatographic Separation
  • Spectroscopic Analysis
  • Bioenergetics Basics

Experimental Methods unit_12

Syllabus
Experimental Techniques in Organic Chemistry- Optical rotation (polarimetry). Applications of various chromatographic techniques such as thin-layer, column, HPLC and GC. Applications of UV-visible, IR, NMR and Mass spectrometry in the structural determination of organic molecules.
Core concepts (9)
  • Optical rotation (polarimetry)
  • Thin-layer chromatography (TLC)
  • Column chromatography
  • High-performance liquid chromatography (HPLC)
  • Gas chromatography (GC)
  • UV-visible spectroscopy
  • Infrared spectroscopy
  • Nuclear magnetic resonance spectroscopy
  • Mass spectrometry
Related concepts (8)
  • Chirality and stereochemistry
  • Chromatographic principles
  • Detection systems
  • Beer-Lambert law
  • Vibrational modes
  • Chemical shift and coupling
  • Ionization techniques
  • Structural elucidation strategies

Experimental Methods unit_12_concept

Syllabus
Experimental Techniques in Organic Chemistry- Optical rotation (polarimetry). Applications of various chromatographic techniques such as thin-layer, column, HPLC and GC. Applications of UV-visible, IR, NMR and Mass spectrometry in the structural determination of organic molecules.
Core concepts (9)
  • Optical rotation (polarimetry)
  • Thin-layer chromatography (TLC)
  • Column chromatography
  • High-performance liquid chromatography (HPLC)
  • Gas chromatography (GC)
  • UV-visible spectroscopy
  • Infrared spectroscopy
  • Nuclear magnetic resonance spectroscopy
  • Mass spectrometry
Related concepts (8)
  • Chirality and stereochemistry
  • Chromatographic principles
  • Detection systems
  • Beer-Lambert law
  • Vibrational modes
  • Chemical shift and coupling
  • Ionization techniques
  • Structural elucidation strategies