First year mechanisms
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Third Year Mechanisms
Displaying 201 mechanisms:
Free radicals- 1,5-hydrogen abstraction- alkoxyl radical
Free radicals- 1,5-hydrogen abstraction- Generic
Free radicals- attack of C=C double bond by radicals
Free radicals- Functional group interconversions- Conversion of phenol to benzoquinone
Free radicals- Functional group interconversions- Deamination
Free radicals- Functional group interconversions- Decarboxylation
Free radicals- Functional group interconversions- Dehalogenation
Free radicals- Functional group interconversions- Deoxygenation of 10 or 20 alcohols
Free radicals- Functional group interconversions- Deoxygenation of 30 hydroxyl group
Free radicals- Hofmann-Loffler-Freytag reaction
Free radicals- Preparation from mercury hydrides
Free radicals- Radical co-polymerisation
Free radicals- Rearrangements- 1,5-exo cyclisation formation of cis ring junction
Free radicals- Rearrangements- 5-exo-trig cyclisation
Free radicals- Rearrangements- 5-exo-trig cyclisation followed by cyclopropylcarbinyl fragmentation
Free radicals- Rearrangements- 6-endo-trig cyclisation under thermodynamic control
Free radicals- Rearrangements- Beta-Scission
Free radicals- Rearrangements- Cyclopropylcarbinyl rearrangement
Free radicals- Rearrangements- Homobenzylic rearrangement (1,2-phenyl shift)
Free radicals- Synthesis- Barton nitrite ester reaction
Molecular materials and polymers- Dyes- Chemoluminescence
Molecular materials and polymers- Dyes- Phenolphthalien as a pH indicator
Molecular materials and polymers- Dyes- Photoinduced electron transfer
Molecular materials and polymers- Dyes- Photoinduced electron transfer- Ion detector (anthracene derivative)
Molecular materials and polymers- Dyes- Photoinduced electron transfer- pH indicator (anthracene derivative)
Molecular materials and polymers- Dyes- Reactive binding to fibre
Molecular materials and polymers- Dyes- Synthesis of Azo dyes
Molecular materials and polymers- Dyes- Synthesis of cyanines
Molecular materials and polymers- Organic conductors- Polyacetylene- Durham synthesis
Molecular materials and polymers- Organic conductors- Polyacetylene- Ziegler-Natta synthesis
Molecular materials and polymers- Organic conductors- Polyparaphenylene- preparation from Diels-Alder route
Molecular materials and polymers- Organic conductors- Polyparaphenylene- preparation from oxidation of benzene
Molecular materials and polymers- Organic conductors- Polyparaphenylene- preparation of PPP planar ladder
Molecular materials and polymers- Organic conductors- Polyparaphenylene- preparation via modified ICI route
Molecular materials and polymers- Polymers- Chain growth polymerisation- Anionic ring opening
Molecular materials and polymers- Polymers- Living polymerisation- Anionic
Molecular materials and polymers- Polymers- Living polymerisation- Atom transfer radical polymerisation (ATRP)
Molecular materials and polymers- Polymers- Living polymerisation- Radical
Molecular materials and polymers- Polymers- Living polymerisation- Ring opening metathesis (ROMP)
Molecular materials and polymers- Polymers- Step growth polymerisation- PET
Organometallics option- Arene chromium tricarbonyl complexes- Aryl anion as nucleophile
Organometallics option- Arene chromium tricarbonyl complexes- Aryl anion from removal of TMS group
Organometallics option- Arene chromium tricarbonyl complexes- Benzylic anion as nucleophile
Organometallics option- Arene chromium tricarbonyl complexes- Nucleophilic aromatic addition
Organometallics option- Arene chromium tricarbonyl complexes- Nucleophilic aromatic addition- formation of benzaldehyde
Organometallics option- Arene chromium tricarbonyl complexes- Nucleophilic aromatic addition- indol
Organometallics option- Arene chromium tricarbonyl complexes- Nucleophilic aromatic addition- with methoxy substituent
Organometallics option- Arene chromium tricarbonyl complexes- Nucleophilic aromatic addition- with methoxy substituent- intramolecular
Organometallics option- Arene chromium tricarbonyl complexes- Nucleophilic aromatic substitution
Organometallics option- Arene chromium tricarbonyl complexes- Preparation
Organometallics option- Arene chromium tricarbonyl complexes- Reduction of attached carbonyl- stereoselectivity
Organometallics option- Arene chromium tricarbonyl complexes- SN1 via carbonium ion
Organometallics option- Arene chromium tricarbonyl complexes- Stereochemistry of nucleophilic substitution of alpha leaving group
Organometallics option- Iron chemistry- η2 alkene complexes- Conversion of epoxides to alkenes
Organometallics option- Iron chemistry- η2 alkene complexes- Synthesis
Organometallics option- Iron chemistry- η2 alkene complexes- Synthesis of β-Lactams
Organometallics option- Iron chemistry- η2 alkene complexes- Synthesis of four membered amide rings
Organometallics option- Iron chemistry- η4 alkene complexes- Decomplexation
Organometallics option- Iron chemistry- η4 alkene complexes- Synthesis
Organometallics option- Iron chemistry- η5 alkene complexes- Nucleophilic attack
Organometallics option- Iron chemistry- η5 alkene complexes- Synthesis
Organometallics option- Iron chemistry- Fp- Reduction of Fp2 to Fp-
Organometallics option- Iron chemistry- Fp- Decomplexation to Fp alkyls to form carbonyl compounds
Organometallics option- Iron chemistry- Fp- Synthesis of Fp2
Pericyclic reactions- Chelotropic rearrangements- bicyclic compound
Pericyclic reactions- Chelotropic rearrangements- carbene addition to alkenes
Pericyclic reactions- Chelotropic rearrangements- SO2 addition to triene
Pericyclic reactions- Cycloadditions- [2+2] Ketene kinetic product
Pericyclic reactions- Cycloadditions- [2+2] photochemical cycloaddition
Pericyclic reactions- Cycloadditions- [2+2] photochemical cycloaddition (regiochemistry)
Pericyclic reactions- Cycloadditions- [2+2] thermochemical cycloaddition - in terms of Diels-Alder followed by Claisen
Pericyclic reactions- Cycloadditions- [2+2] thermochemical cycloaddition - ketene
Pericyclic reactions- Cycloadditions- [2+2] thermochemical cycloaddition - ketene- regio and stereoselectivity
Pericyclic reactions- Cycloadditions- [2+2] thermochemical cycloaddition - ketene- regio and stereoselectivity in terms of orbitals
Pericyclic reactions- Cycloadditions- [4+2] 1,3-dipoles- Azomethane ylids
Pericyclic reactions- Cycloadditions- [4+2] 1,3-dipoles- Nitrones
Pericyclic reactions- Cycloadditions- [4+2] 1,3-dipoles- Ozone
Pericyclic reactions- Cycloadditions- [4+2] Alder ene reaction
Pericyclic reactions- Cycloadditions- [4+2] cycloaddition- allyl anion-alkene
Pericyclic reactions- Cycloadditions- [4+2] cycloaddition- allyl cation-diene
Pericyclic reactions- Cycloadditions- [4+2] cycloaddition- oxyallyl-diene
Pericyclic reactions- Cycloadditions- [4+2] Diels-Alder- diene dimerisation
Pericyclic reactions- Cycloadditions- [4+2] Ene with carbonyl
Pericyclic reactions- Cycloadditions- [4+2] Singlet oxygen
Pericyclic reactions- Cycloadditions- [4+2]- Endo effect described multicenter H-bonding with cyclopropene
Pericyclic reactions- Cycloadditions- [4+2]- Endo effect described using charge
Pericyclic reactions- Cycloadditions- [4+2]- Hetero Diels Alder reaction
Pericyclic reactions- Cycloadditions- [4+2]- intramolecular Diels Alder- increased rate
Pericyclic reactions- Cycloadditions- [6+4] cycloheptatrienone with cyclopentadiene
Pericyclic reactions- Electrocyclic- cyclopropyl hydrolysis
Pericyclic reactions- Electrocyclic- fused bicyclic cyclopropyl halide opening
Pericyclic reactions- Electrocyclic- Nazarov cyclisation- anionic
Pericyclic reactions- Electrocyclic- Nazarov cyclisation- cationic
Pericyclic reactions- Electrocyclic- ring closing of trans-3,4-dimethylcyclobutane
Pericyclic reactions- Electrocyclic- ring closing of 1,3,5-pentatriene
Pericyclic reactions- Electrocyclic- ring closing of 1,3-butadiene (photochemical)
Pericyclic reactions- Electrocyclic- ring closing of 1,3-butadiene (thermal)
Pericyclic reactions- Electrocyclic- ring opening of azidiridines
Pericyclic reactions- Electrocyclic- ring opening of cyclopropanones
Pericyclic reactions- Electrocyclic- ring opening reaction of carbene
Pericyclic reactions- Ene- Alder-ene reaction
Pericyclic reactions- Ene- Carbonyl in ene reaction (transannular)
Pericyclic reactions- Ene- Chugaev reaction
Pericyclic reactions- Ene- enol
Pericyclic reactions- Ene- Metalla-ene reaction
Pericyclic reactions- Ene- Orbital description
Pericyclic reactions- Ene- Retro-ene reaction
Pericyclic reactions- Ene- SeO2 to hydroxylate in allylic position
Pericyclic reactions- Group transfer- Aromaticity driving force
Pericyclic reactions- Group transfer- Di-imide and alkene
Pericyclic reactions- Sigmaotropic rearrangements- [2,3]- alkyl shift- Sommelet-Hauser rearrangement
Pericyclic reactions- Sigmatropic rearrangements- [1,2] anionic alkyl shift
Pericyclic reactions- Sigmatropic rearrangements- [1,2]- alkyl shift
Pericyclic reactions- Sigmatropic rearrangements- [1,3] rearrangement (thermal)
Pericyclic reactions- Sigmatropic rearrangements- [1,3]- alkyl shift- bicyclic
Pericyclic reactions- Sigmatropic rearrangements- [1,4]- alkyl shift- bicyclic cyclopropyl cation
Pericyclic reactions- Sigmatropic rearrangements- [1,5] sigmatropic rearrangement- stereoselectivity
Pericyclic reactions- Sigmatropic rearrangements- [1,5]-hydride alkyl shift in spiropentadiene
Pericyclic reactions- Sigmatropic rearrangements- [1,5]-hydride shift in substituted cyclopentadiene
Pericyclic reactions- Sigmatropic rearrangements- [2,3]- alkyl shift- Wittig rearrangement
Pericyclic reactions- Sigmatropic rearrangements- [2,3]- orbitals
Pericyclic reactions- Sigmatropic rearrangements- [2,3]- rearrangement- allylic ether from Hg(OAc)2, allylic alcohol and masked aldehdye
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Anionic Oxycope rearrangement
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Carroll Rearrangement
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- chair transition states
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Claisen
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Claisen with aromatic system
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Claisen-Ireland rearrangement
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Cope reaction
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- demonstration of Woodward-Hoffmann rules
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Johnson orthoester-Claisen
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- Meerwein-Eschenmoser Claisen
Pericyclic reactions- Sigmatropic rearrangements- [3,3]- via boat transition state
Stereoselectivity and mechanism- Asymmetric synthesis- Stereocontrol of ester enolate formation
Stereoselectivity and mechanism- Asymmetric synthesis- Stereocontrol of ketone enolate formation
Stereoselectivity and mechanism- Asymmetric synthesis- Stereoselecitivty of enolate with aldehdye (Zimmerman-Traxler)
Stereoselectivity and mechanism- Asymmetric synthesis- Stereoselecitivty using boron enolates
Stereoselectivity and mechanism- Hammett equation- Non-linear- SN1 reaction
Stereoselectivity and mechanism- Acid-base catalysis- epoxide opening
Stereoselectivity and mechanism- Acid-base catalysis- hydrolysis with intramolecular proton transfer
Stereoselectivity and mechanism- Acid-base catalysis- intramolecular proton transfer
Stereoselectivity and mechanism- Addition to alkenes- Asymmetric epoxidation using bleach and manganese macrocycle
Stereoselectivity and mechanism- Addition to alkenes- Electrophile mediated cyclisation- cascade
Stereoselectivity and mechanism- Addition to alkenes- Ene mediated cyclisation
Stereoselectivity and mechanism- Addition to alkenes- Epoxidation- hydrogen bonding control
Stereoselectivity and mechanism- Addition to alkenes- AcOH and I2 (Prevost Woodward reaction)
Stereoselectivity and mechanism- Addition to alkenes- Sharpless epoxidation
Stereoselectivity and mechanism- Addition to alkenes- Simmons-Smith cyclopropanation- chelation control
Stereoselectivity and mechanism- Addition to carbonyls- Aldol reaction
Stereoselectivity and mechanism- Addition to carbonyls- Asymmetric reduction
Stereoselectivity and mechanism- Addition to carbonyls- Asymmetric reduction- chiral catalyst
Stereoselectivity and mechanism- Addition to carbonyls- Asymmetric reduction- liver alcohol dehydrogenase
Stereoselectivity and mechanism- Addition to carbonyls- Chelation control
Stereoselectivity and mechanism- Addition to carbonyls- Felkin-Anh model
Stereoselectivity and mechanism- Addition to carbonyls- Felkin-Anh model
Stereoselectivity and mechanism- Addition to carbonyls- Felkin-Anh model with electronegative group
Stereoselectivity and mechanism- Gauche effect with dioxane
Stereoselectivity and mechanism- Hammett equation- Amide formation
Stereoselectivity and mechanism- Hammett equation- Non-linear- acyl chloride hydrolysis
Stereoselectivity and mechanism- Hammett equation- Non-linear- change in RDS
Stereoselectivity and mechanism- Hammett equation- Non-linear- change in RDS- imine formation
Stereoselectivity and mechanism- Hammett equation- Non-linear- Neighbouring group participation
Stereoselectivity and mechanism- Hammett equation- SN1 reaction
Stereoselectivity and mechanism- Hammett equation- SN2 reaction
Stereoselectivity and mechanism- lone pair acceleration of hydrolysis
Stereoselectivity and mechanism- lone pair acceleration of hydrolysis- 1,3-allylic strain
Stereoselectivity and mechanism- lone pair acceleration of hydrolysis- kinetic vs. thermodynamic
Stereoselectivity and mechanism- Pyranose lone pair acceleration of hydrolysis
Strategies in synthesis- Alkenes- Modified Julia Olefination- Julia-Kocieński
Strategies in synthesis- Chemoselectivity- 1,2-reduction of alpha,beta-unsaturated ketone- Luche reaction (CeCl3)
Strategies in synthesis- Functional group interconversions- Corey-Fuchs reaction- aldehdye to alkyne (CBr4 PPh3)
Strategies in synthesis- Protecting groups- Protection of PhOH using azomethane
Strategies in synthesis- Protecting groups- use of TBSCl to protect most hindered alcohol
Transition metal chemistry- Molybdenum and Ruthenium- Cross-metathesis (CM)
Transition metal chemistry- Molybdenum and Ruthenium- Ring closing metathesis (RCM)
Transition metal chemistry- Palladium- Buchwald-Hartwig coupling- catalytic cycle
Transition metal chemistry- Palladium- Conversion of Pd(II) to Pd(0)
Transition metal chemistry- Palladium- Heck- alkene isomerisation
Transition metal chemistry- Palladium- Heck- alkene isomerisation to give thermodynamic product
Transition metal chemistry- Palladium- Heck- catalytic cycle
Transition metal chemistry- Palladium- Heck- catalytic cycle (with silver salt)
Transition metal chemistry- Palladium- Heck- cyclisation with alkene isomerisation
Transition metal chemistry- Palladium- Heck- enantioselective
Transition metal chemistry- Palladium- Heck- intramolecular endo cyclisation
Transition metal chemistry- Palladium- Heck- intramolecular exo cyclisation
Transition metal chemistry- Palladium- Heck- regioselectivity in carbopalladation step
Transition metal chemistry- Palladium- Heck- tandem reaction
Transition metal chemistry- Palladium- Hiyama- catalytic cycle
Transition metal chemistry- Palladium- Sonogashira- catalytic cycle
Transition metal chemistry- Palladium- Sonogashira- catalytic cycle (with CuI catalyst)
Transition metal chemistry- Palladium- Stille- carbonylation using CO
Transition metal chemistry- Palladium- Stille- catalytic cycle
Transition metal chemistry- Palladium- Stille- no beta hydrogens present after carbopalladation
Transition metal chemistry- Palladium- Stille- retention of configuration in transmetallation step
Transition metal chemistry- Palladium- Suzuki- catalytic cycle
Transition metal chemistry- Palladium- Tsuji-Trost- catalytic cycle
Transition metal chemistry- Palladium- Tsuji-Trost- cycloaddition (formation of 1,3-dipole equivalent)
Transition metal chemistry- Palladium- Tsuji-Trost- nucleophilic attack of vinyl epoxides
Transition metal chemistry- Palladium- Tsuji-Trost- stereochemistry of allylic substitution
Transition metal chemistry- Palladium- Wacker- cyclisation
Transition metal chemistry- Palladium- Wacker- H2O as nucleophile