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Functional Group Database

Organic chemistry is dominated by the functional group approach. This page lists the organic FGs held in The Chemical Thesaurus. Click on more info link to access the reactions of the various FGs listed.



R–S–CH2CH2Cl
Acetal
Acetal, cyclic
Acetylene
Acetylene, terminal hydrogen
Acetylide anion
Acid isothiocyanate
Adamantyl function
Alcohol, benzylic
Aldehyde stabilised carbanion
Aldehyde, a,b-unsaturated
Aldehyde, alpha-bromo
Aldehyde, alpha-hydrogen
Aldehyde, beta-hydroxy
Aldehyde, protonated
Aldimine
Aldimine, N-alkyl
Alkenyl lithium
Alkoxy aluminium hydride ion
Alkoxy borohydride ion
Alkoxy carbenium ion
Alkoxy cation
Alkyl aluminium hydride ion
2° Alkyl carbenium ion
3° Alkyl carbenium ion
Alkyl lithium
Alkyl magnesium bromide
Alkyl nitrile alpha-carbanion
Alkyl oxonium ion
Alkyl thiocyanate
Alkyl, -CH2-
Alkyl, adamantyl
2-Alkyl-1,3-dithiane
Alkyne anion
Alkyne, disubstituted
Alkyne, terminal hydrogen
Allene
Allyl anion
Allyl cation
1° Allylic alcohol
2° Allylic alcohol
Aluminium hydride, alkoxy ion
Aluminium hydride, alkyl ion
Aluminium hydride, dialkyl ion
1° Amide, anion
2° Amide
Amide, cyclic
Amide, cyclic - 4 membered ring
3° Amine, beta-chloro
Amine N-oxide
Arenium ion
Aronium ion
Arsine anion
Arsine, trialkyl
Azide
Azine
Azinic acid
Azinoyl
Aziridine, N,N-dialkyl
Azo compound
Azonic acid
Azono
Azonoyl
Azoxy compound
Benzene anion
Benzoate ester
1,4-Benzoquinone
Benzyl alcohol
Benzyl anion
Benzyl cation
Benzyl ether
Borane, trialkyl (RCH2CH2)3B
Borohydride, monoalkoxy ion
Borohydride, trialkyl ion
alpha-Bromo ketone
alpha-Bromoaldehyde
C6H5COOR
1° Carbanion
2° Carbanion
3° Carbanion
Carbanion, acetylide
Carbanion, alpha-aldehyde
Carbanion, carboxylate stabilised
Carbanion, 1,3-dithiane
Carbanion, enolate
Carbanion, ester stabilised
Carbanion, beta-ketoester
Carbanion, beta-ketone
Carbanion, malonate
Carbanion, methyl ketone enolate
Carbanion, nitrile stabilised
Carbanion, nitro stabilised
Carbanion, phenyl
Carbanion, phosphonate stabilised
Carbanion, vinyl
Carbene, dialkyl
Carbenium ion, alkoxy
Carbenium ion, alkyl dihydroxy
Carbenium ion, beta-amino
Carbenium ion, beta-ether
Carbenium ion, beta-thioether
Carbenium ion, dialkoxy
Carbenium ion, dialkyl
Carbenium ion, dialkyl hydroxy
Carbenium ion, phenyl
Carbenium ion, propargylic
Carbenium ion, trialkyl
Carbodithioic acid
Carbohydrazonic acid
Carbohydroxamic acid
Carboiimide
Carbonate diester
Carbothioic O-acid
Carbothioic S-acid
Carboximidic acid
Carboxylate dianion
Carboxylic acid, protonated
Chloroalkene
beta-Chloroethyl amine
beta-Chloroethyl ether
beta-Chloroethyl thioether
Chlorohydrin
Cyanate
Cyclic ester
Cycloheptatriene anion
Cyclooctatetrene dianion
Cyclopentadienyl anion
Dialkoxycarbenium ion
Dialkyl ketene
protonated Dialkyl ketone
Dialkyl oxonium ion
Dialkyl sulfide
Dialkylaluminium hydride ion
Dialkylamide anion
Dialkylcarbenium ion
Dialkylhydroxy carbenium ion
Dialkylnitranion
Dialkylsulfonium ion
Diazene
Diazene oxide
Diazoketone
Diazonium ion
Dihydronitroyl
Dihydroxynitroyl
Dihydroxyphosphane
beta-Diketone anion
beta-Diketone
Disulfide anion, organic
Disulfide, organic
1,3-Dithiane anion
Dithiane, 2-alkyl, -1,3-
Dithiosulfinic acid
Dithiosulfonic O-acid
Dithiosulfonic S-acid
Enal
Enamine
Enamine anion
Enol ether
Enolate anion
Enolate ion from methyl ketone
Enolate, lithium
Enone
Episulfide, S-alkylated
Epoxide
Epoxide, O-alkylated
Ester stabilised carbanion
Ester, cyclic
Ester, methyl
Ether, beta-chloro
Ether, beta-hydroxy
Ether, phenyl
Ethylene oxide, O-alkylated
Formaldehyde, alkylated
Formate ester, alkylated
Fulminate
Grignard reagent, alkyl magnesium bromide
Hemiacetal
Hemiketal
Hydrazine, alkyl
Hydrazone
Hydrohydroxynitroyl
Hydronitroyl
beta-Hydroxy aldehyde
Hydroxy alkoxy carbenium ion
beta-Hydroxy ether
Hydroxylamine
Hydroxynitroyl
Hydroxyphosphane, alkyl
Hydroxyphosphane, dialkyl
Imide
Imido anion
Imine, dialkyl
Imine, N-alkyl alkyl
Imine, trialkyl
Imino anion
Isocyanate
Isocyanide
Isodiazine
Isoselenocyanate
Isothiocyanate
Isothiocyanate, acid
Ketal
Ketal, cyclic
Ketene, dialkyl
beta-Ketoaldehyde
beta-Ketoester anion
beta-Ketoester
alpha, beta-unsaturated Ketone
Ketone, alpha-bromo
Ketone, protonated
Lactam
beta-Lactam
Lactone
Lithium diorganocopper reagent
Lithium enolate
Lithium, organo
Malonate diester
Malonic diester carbanion
Mercaptan
Methyl ester
Methyl ketone enolate ion
Methyl thioether
Methylene function
Mustard
Mustard, nitrogen
N-Alkyl aldimine
N-Nitro
N-Nitrosomine
Nitranion
Nitrate ester
Nitrene
Nitrilium ion
Nitro compound
Nitroalkane alpha-carbanion
Nitrogen mustard
Nitroryl
Nitroso
Oxenium ion
Oxide, organic
Oxime
Oxirane
Oxirane, O-alkylated
Oxonium ion, dialkyl
Oxonium ion, monoalkyl
Oxonium ion, trialkyl
Peroxide anion, organic
Peroxide, organic
Peroxycarboxylic acid
PhCOOR
Phenol
Phenoxide ion
Phenyl anion
Phenyl ether
Phosphate di-substituted
Phosphate tri-substituted
Phosphate, mono-substituted
Phosphine
Phosphine anion
Phosphine oxide
Phosphine, trisubstituted
Phosphinic acid
Phosphinous acid
Phosphonate stabilised carbanion
Phosphonate, diethyl alkyl
Phosphonic acid
Phosphonium ion
Phosphonous acid
Propanedioic acid diester
Propargyl alcohol
Propargylic cation
[R2N]-
R2S
[R3C]+
[R3C]-
[RCC]-
RCF3
RCOSH
RCSSH
RL
RMgB
RN3
RN=NR
RNC
RNCO
RNCS
RNHNH2
RNO
ROCN
RONC
[RO]+
RSCN
RSeCN
RSeNC
[RSe]-
RSH
RSO2Cl
RSR
RSSR
[RS]+
[RS]-
Secondary amide
Selenide anion
Selenium cation
Selenocyanate
Selenoether
Semicarbazide
Shiff base, dialkyl
Shiff base, N-alkyl alkyl
Shiff base, trialkyl
Silane
Silyl anion
Silyl cation
Sulfenium ion
Sulfide, dialkyl
Sulfinate anion
Sulfinic acid
Sulfinimidic acid
Sulfinohydrazonic acid
Sulfinohydroximic acid
Sulfone
Sulfonic acid
Sulfonimidic acid
Sulfonium ion, alkyl
Sulfonium ion, dialkyl
Sulfonium ion, trialkyl
Sulfonodiimidic acid
Sulfonohydrazonic acid
Sulfonohydroximic acid
Sulfonylchloride
Sulfoxide
Sulphonic acid
Telluride anion
Telluroether
Thiirane, S-alkyl
Thioacetal
Thioacetal carbanion
Thioacetal, cyclic
Thioacid
Thioanion
Thiocarbenium ion
Thiocation
Thiocyanate
Thioether
Thioether, beta-chloro
Thioether, methyl
Thioketal, cyclic
Thioketone
Thioketone, protonated
Thiol
Thiosulfinic O-acid
Thiosulfinic S-acid
Thiosulfonic O-acid
Thiosulfonic S-acid
Thiosulfonimidic O-acid
Thiosulfonimidic S-acid
Trialkylborane (RCH2CH2)3B
Trialkylborohydride ion
Trialkylcarbenium ion
Trialkyloxonium ion
Trialkylsulfonium ion
Trifluoromethyl function
Trithiosulfonic acid
Vinyl anion
Vinyl chloride
Vinyl ether
Wheland Intermediate
Wittig reagent
Ylid

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Linear & Aromatic Organic π-Systems Chemistry and Complexity

© Mark R. Leach 1999 –


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