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Carbonyl compounds

Organic compounds that contain one or more carbonyl (a carbon atom with a double bond to an oxygen atom) functional groups. Includes compounds with functional groups that contain a carbonyl in their structure such as ketones, aldehydes, and others.
Complex Aldehydes (6,006)
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Dicarbonyl Compounds (581)
Alpha beta-unsaturated carbonyl compounds (528)
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2,026 – 2,040 of 8,718 results
2,026

2,5-Dimethoxybenzaldehyde 97.0+%, TCI America™

CAS: 93-02-7 Molecular Formula: C9H10O3 Molecular Weight (g/mol): 166.176 MDL Number: MFCD00003314 InChI Key: AFUKNJHPZAVHGQ-UHFFFAOYSA-N Synonym: benzaldehyde, 2,5-dimethoxy,2,5-dimethoxy benzaldehyde,unii-w49s1ppl78,2,5-dimethoxybenzald,pubchem2176,gentisic aldehyde,5-dimethoxy benzaldehyde,2,5-dimethoxybenzaldehyd,2,5-dimethoxybenzaldehye,2.5-dimethoxybenzaldehyde PubChem CID: 66726 IUPAC Name: 2,5-dimethoxybenzaldehyde SMILES: COC1=CC(=C(C=C1)OC)C=O

PubChem CID 66726
CAS 93-02-7
Molecular Weight (g/mol) 166.176
MDL Number MFCD00003314
SMILES COC1=CC(=C(C=C1)OC)C=O
Synonym benzaldehyde, 2,5-dimethoxy,2,5-dimethoxy benzaldehyde,unii-w49s1ppl78,2,5-dimethoxybenzald,pubchem2176,gentisic aldehyde,5-dimethoxy benzaldehyde,2,5-dimethoxybenzaldehyd,2,5-dimethoxybenzaldehye,2.5-dimethoxybenzaldehyde
IUPAC Name 2,5-dimethoxybenzaldehyde
InChI Key AFUKNJHPZAVHGQ-UHFFFAOYSA-N
Molecular Formula C9H10O3
2,027

tert-Butyl Ethyl Malonate 95.0+%, TCI America™

CAS: 32864-38-3 Molecular Formula: C9H16O4 Molecular Weight (g/mol): 188.223 MDL Number: MFCD00009193 InChI Key: OCOBFMZGRJOSOU-UHFFFAOYSA-N Synonym: tert-butyl ethyl malonate,t-butyl ethyl malonate,propanedioic acid, 1,1-dimethylethyl ethyl ester,1-tert-butyl 3-ethyl propanedioate,tert-butyl ethyl propanedioate,malonic acid tert-butyl ethyl ester,tert-butyl ethyl propane-1,3-dioate,zlchem 692,acmc-1cjju,1-tert-butyl ethyl malonate PubChem CID: 96345 IUPAC Name: 3-O-tert-butyl 1-O-ethyl propanedioate SMILES: CCOC(=O)CC(=O)OC(C)(C)C

PubChem CID 96345
CAS 32864-38-3
Molecular Weight (g/mol) 188.223
MDL Number MFCD00009193
SMILES CCOC(=O)CC(=O)OC(C)(C)C
Synonym tert-butyl ethyl malonate,t-butyl ethyl malonate,propanedioic acid, 1,1-dimethylethyl ethyl ester,1-tert-butyl 3-ethyl propanedioate,tert-butyl ethyl propanedioate,malonic acid tert-butyl ethyl ester,tert-butyl ethyl propane-1,3-dioate,zlchem 692,acmc-1cjju,1-tert-butyl ethyl malonate
IUPAC Name 3-O-tert-butyl 1-O-ethyl propanedioate
InChI Key OCOBFMZGRJOSOU-UHFFFAOYSA-N
Molecular Formula C9H16O4
2,028

Butyl Acetoacetate 98.0+%, TCI America™

CAS: 591-60-6 Molecular Formula: C8H14O3 Molecular Weight (g/mol): 158.20 MDL Number: MFCD00059252 InChI Key: REIYHFWZISXFKU-UHFFFAOYSA-N Synonym: Acetoacetic Acid Butyl Ester PubChem CID: 11576 IUPAC Name: butyl 3-oxobutanoate SMILES: CCCCOC(=O)CC(C)=O

PubChem CID 11576
CAS 591-60-6
Molecular Weight (g/mol) 158.20
MDL Number MFCD00059252
SMILES CCCCOC(=O)CC(C)=O
Synonym Acetoacetic Acid Butyl Ester
IUPAC Name butyl 3-oxobutanoate
InChI Key REIYHFWZISXFKU-UHFFFAOYSA-N
Molecular Formula C8H14O3
2,029

6,7-Dihydro-1H-indeno[5,4-b]furan-8(2H)-one 98.0+%, TCI America™

CAS: 196597-78-1 Molecular Formula: C11H10O2 Molecular Weight (g/mol): 174.199 MDL Number: MFCD09955085 InChI Key: ZZUIZMWFNOKNLN-UHFFFAOYSA-N Synonym: 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one PubChem CID: 11137616 IUPAC Name: 1,2,6,7-tetrahydrocyclopenta[e][1]benzofuran-8-one SMILES: C1CC(=O)C2=C1C=CC3=C2CCO3

PubChem CID 11137616
CAS 196597-78-1
Molecular Weight (g/mol) 174.199
MDL Number MFCD09955085
SMILES C1CC(=O)C2=C1C=CC3=C2CCO3
Synonym 1,2,6,7-Tetrahydro-8H-indeno[5,4-b]furan-8-one
IUPAC Name 1,2,6,7-tetrahydrocyclopenta[e][1]benzofuran-8-one
InChI Key ZZUIZMWFNOKNLN-UHFFFAOYSA-N
Molecular Formula C11H10O2
2,031

Diethyl Propylmalonate 98.0+%, TCI America™

CAS: 2163-48-6 Molecular Formula: C10H18O4 Molecular Weight (g/mol): 202.25 MDL Number: MFCD00009168 InChI Key: GRRSDGHTSMJICM-UHFFFAOYSA-N Synonym: diethyl propylmalonate,diethyl 2-propylmalonate,1,3-diethyl 2-propylpropanedioate,diethyl n-propylmalonate,diethylpropylmalonate,propylmalonic acid diethyl ester,propanedioic acid, propyl-, diethyl ester,diethyl-n-propylmalonate,malonic acid, propyl-, diethyl ester,diethyl propyl malonate PubChem CID: 16552 IUPAC Name: diethyl 2-propylpropanedioate SMILES: CCCC(C(=O)OCC)C(=O)OCC

PubChem CID 16552
CAS 2163-48-6
Molecular Weight (g/mol) 202.25
MDL Number MFCD00009168
SMILES CCCC(C(=O)OCC)C(=O)OCC
Synonym diethyl propylmalonate,diethyl 2-propylmalonate,1,3-diethyl 2-propylpropanedioate,diethyl n-propylmalonate,diethylpropylmalonate,propylmalonic acid diethyl ester,propanedioic acid, propyl-, diethyl ester,diethyl-n-propylmalonate,malonic acid, propyl-, diethyl ester,diethyl propyl malonate
IUPAC Name diethyl 2-propylpropanedioate
InChI Key GRRSDGHTSMJICM-UHFFFAOYSA-N
Molecular Formula C10H18O4
2,032

2-Acetylthiazole 98.0+%, TCI America™

CAS: 24295-03-2 Molecular Formula: C5H5NOS Molecular Weight (g/mol): 127.161 MDL Number: MFCD00005324 InChI Key: MOMFXATYAINJML-UHFFFAOYSA-N Synonym: 2-acetylthiazole,1-1,3-thiazol-2-yl ethan-1-one,ethanone, 1-2-thiazolyl,1-1,3-thiazol-2-yl ethanone,2-acetyl thiazole,1-2-thiazolyl ethanone,ketone, methyl 2-thiazolyl,2-acetylthiazol,2-acetyl-1,3-thiazole,1-thiazol-2-yl-ethanone PubChem CID: 520108 IUPAC Name: 1-(1,3-thiazol-2-yl)ethanone SMILES: CC(=O)C1=NC=CS1

PubChem CID 520108
CAS 24295-03-2
Molecular Weight (g/mol) 127.161
MDL Number MFCD00005324
SMILES CC(=O)C1=NC=CS1
Synonym 2-acetylthiazole,1-1,3-thiazol-2-yl ethan-1-one,ethanone, 1-2-thiazolyl,1-1,3-thiazol-2-yl ethanone,2-acetyl thiazole,1-2-thiazolyl ethanone,ketone, methyl 2-thiazolyl,2-acetylthiazol,2-acetyl-1,3-thiazole,1-thiazol-2-yl-ethanone
IUPAC Name 1-(1,3-thiazol-2-yl)ethanone
InChI Key MOMFXATYAINJML-UHFFFAOYSA-N
Molecular Formula C5H5NOS
2,033

4'-Cyclohexylacetophenone 98.0+%, TCI America™

CAS: 18594-05-3 Molecular Formula: C14H18O Molecular Weight (g/mol): 202.30 MDL Number: MFCD00001453 InChI Key: MSDQNIRGPBARGC-UHFFFAOYSA-N Synonym: 4'-cyclohexylacetophenone,1-4-cyclohexylphenyl ethanone,1-4-cyclohexylphenyl ethan-1-one,4-cyclohexylacetophenone,ethanone, 1-4-cyclohexylphenyl,1-acetyl-4-cyclohexylbenzene,p-cyclohexylacetophenone,acmc-209ena,4-cyclohexylace-tophenone,4'-cyclohexyl actephenone PubChem CID: 87715 IUPAC Name: 1-(4-cyclohexylphenyl)ethan-1-one SMILES: CC(=O)C1=CC=C(C=C1)C1CCCCC1

PubChem CID 87715
CAS 18594-05-3
Molecular Weight (g/mol) 202.30
MDL Number MFCD00001453
SMILES CC(=O)C1=CC=C(C=C1)C1CCCCC1
Synonym 4'-cyclohexylacetophenone,1-4-cyclohexylphenyl ethanone,1-4-cyclohexylphenyl ethan-1-one,4-cyclohexylacetophenone,ethanone, 1-4-cyclohexylphenyl,1-acetyl-4-cyclohexylbenzene,p-cyclohexylacetophenone,acmc-209ena,4-cyclohexylace-tophenone,4'-cyclohexyl actephenone
IUPAC Name 1-(4-cyclohexylphenyl)ethan-1-one
InChI Key MSDQNIRGPBARGC-UHFFFAOYSA-N
Molecular Formula C14H18O
2,034

Benzyl 4-Chlorophenyl Ketone 98.0+%, TCI America™

CAS: 1889-71-0 Molecular Formula: C14H11ClO Molecular Weight (g/mol): 230.69 MDL Number: MFCD00016342 InChI Key: DXVALSKCLLBZEB-UHFFFAOYSA-N Synonym: benzyl 4-chlorophenyl ketone,1-4-chlorophenyl-2-phenylethanone,4'-chloro-2-phenylacetophenone,4-chlorodeoxybenzoin,1-4-chlorophenyl-2-phenylethan-1-one,1-4-chlorophenyl-2-phenyl-ethanone,4-chlorodesoxy benzoin,chlorodeoxybenzoin,deoxy-4-chlorobenzoin,acmc-20a6by PubChem CID: 233840 IUPAC Name: 1-(4-chlorophenyl)-2-phenylethan-1-one SMILES: ClC1=CC=C(C=C1)C(=O)CC1=CC=CC=C1

PubChem CID 233840
CAS 1889-71-0
Molecular Weight (g/mol) 230.69
MDL Number MFCD00016342
SMILES ClC1=CC=C(C=C1)C(=O)CC1=CC=CC=C1
Synonym benzyl 4-chlorophenyl ketone,1-4-chlorophenyl-2-phenylethanone,4'-chloro-2-phenylacetophenone,4-chlorodeoxybenzoin,1-4-chlorophenyl-2-phenylethan-1-one,1-4-chlorophenyl-2-phenyl-ethanone,4-chlorodesoxy benzoin,chlorodeoxybenzoin,deoxy-4-chlorobenzoin,acmc-20a6by
IUPAC Name 1-(4-chlorophenyl)-2-phenylethan-1-one
InChI Key DXVALSKCLLBZEB-UHFFFAOYSA-N
Molecular Formula C14H11ClO
2,035

3-Ethoxy-4-hydroxybenzaldehyde 98.0+%, TCI America™

CAS: 121-32-4 Molecular Formula: C9H10O3 Molecular Weight (g/mol): 166.18 MDL Number: MFCD00006944 InChI Key: CBOQJANXLMLOSS-UHFFFAOYSA-N Synonym: ethyl vanillin,ethylvanillin,bourbonal,ethylprotal,ethavan,ethovan,vanirom,vanilal,quantrovanil,vanillal PubChem CID: 8467 ChEBI: CHEBI:48408 IUPAC Name: 3-ethoxy-4-hydroxybenzaldehyde SMILES: CCOC1=CC(C=O)=CC=C1O

PubChem CID 8467
CAS 121-32-4
Molecular Weight (g/mol) 166.18
ChEBI CHEBI:48408
MDL Number MFCD00006944
SMILES CCOC1=CC(C=O)=CC=C1O
Synonym ethyl vanillin,ethylvanillin,bourbonal,ethylprotal,ethavan,ethovan,vanirom,vanilal,quantrovanil,vanillal
IUPAC Name 3-ethoxy-4-hydroxybenzaldehyde
InChI Key CBOQJANXLMLOSS-UHFFFAOYSA-N
Molecular Formula C9H10O3
2,036

3-Ethoxysalicylaldehyde 97.0+%, TCI America™

CAS: 492-88-6 Molecular Formula: C9H10O3 Molecular Weight (g/mol): 166.176 MDL Number: MFCD00003323 InChI Key: OFQBYHLLIJGMNP-UHFFFAOYSA-N Synonym: 3-ethoxysalicylaldehyde,benzaldehyde, 3-ethoxy-2-hydroxy,novovanillin,o-ethylvanillin,salicylaldehyde, 3-ethoxy,unii-hb4h48mkni,2-hydroxy-3-ethoxybenzaldehyde,hb4h48mkni,3-ethoxy-2-hydroxy-benzaldehyde,pubchem3123 PubChem CID: 68117 IUPAC Name: 3-ethoxy-2-hydroxybenzaldehyde SMILES: CCOC1=CC=CC(=C1O)C=O

PubChem CID 68117
CAS 492-88-6
Molecular Weight (g/mol) 166.176
MDL Number MFCD00003323
SMILES CCOC1=CC=CC(=C1O)C=O
Synonym 3-ethoxysalicylaldehyde,benzaldehyde, 3-ethoxy-2-hydroxy,novovanillin,o-ethylvanillin,salicylaldehyde, 3-ethoxy,unii-hb4h48mkni,2-hydroxy-3-ethoxybenzaldehyde,hb4h48mkni,3-ethoxy-2-hydroxy-benzaldehyde,pubchem3123
IUPAC Name 3-ethoxy-2-hydroxybenzaldehyde
InChI Key OFQBYHLLIJGMNP-UHFFFAOYSA-N
Molecular Formula C9H10O3
2,037

Pyrazole-3-carboxaldehyde 98.0+%, TCI America™

CAS: 3920-50-1 Molecular Formula: C4H4N2O Molecular Weight (g/mol): 96.09 MDL Number: MFCD00129925 InChI Key: ICFGFAUMBISMLR-UHFFFAOYSA-N Synonym: 3-Formylpyrazole PubChem CID: 12218383 IUPAC Name: 1H-pyrazole-5-carbaldehyde SMILES: O=CC1=CC=NN1

PubChem CID 12218383
CAS 3920-50-1
Molecular Weight (g/mol) 96.09
MDL Number MFCD00129925
SMILES O=CC1=CC=NN1
Synonym 3-Formylpyrazole
IUPAC Name 1H-pyrazole-5-carbaldehyde
InChI Key ICFGFAUMBISMLR-UHFFFAOYSA-N
Molecular Formula C4H4N2O
2,038

1-Phenylisatin 98.0+%, TCI America™

CAS: 723-89-7 Molecular Formula: C14H9NO2 Molecular Weight (g/mol): 223.231 MDL Number: MFCD00082681 InChI Key: UWCPWBIMRYXUOU-UHFFFAOYSA-N Synonym: 1-phenylisatin,1-phenylindoline-2,3-dione,1-phenyl-1h-indole-2,3-dione,1h-indole-2,3-dione, 1-phenyl,1-phenyl-indole-2,3-dione,indole-2,3-dione, 1-phenyl,1h-indole-2,3-dione, 1-phenyl-9ci,1-phenyl-2,3-dihydro-1h-indole-2,3-dione,phenylisatin,n-phenylisatin PubChem CID: 12884 IUPAC Name: 1-phenylindole-2,3-dione SMILES: C1=CC=C(C=C1)N2C3=CC=CC=C3C(=O)C2=O

PubChem CID 12884
CAS 723-89-7
Molecular Weight (g/mol) 223.231
MDL Number MFCD00082681
SMILES C1=CC=C(C=C1)N2C3=CC=CC=C3C(=O)C2=O
Synonym 1-phenylisatin,1-phenylindoline-2,3-dione,1-phenyl-1h-indole-2,3-dione,1h-indole-2,3-dione, 1-phenyl,1-phenyl-indole-2,3-dione,indole-2,3-dione, 1-phenyl,1h-indole-2,3-dione, 1-phenyl-9ci,1-phenyl-2,3-dihydro-1h-indole-2,3-dione,phenylisatin,n-phenylisatin
IUPAC Name 1-phenylindole-2,3-dione
InChI Key UWCPWBIMRYXUOU-UHFFFAOYSA-N
Molecular Formula C14H9NO2
2,039

Ethyl 2-Chloroacetoacetate 95.0+%, TCI America™

CAS: 609-15-4 Molecular Formula: C6H9ClO3 Molecular Weight (g/mol): 164.59 MDL Number: MFCD00009141 InChI Key: RDULEYWUGKOCMR-UHFFFAOYNA-N PubChem CID: 11858 IUPAC Name: ethyl 2-chloro-3-oxobutanoate SMILES: CCOC(=O)C(Cl)C(C)=O

PubChem CID 11858
CAS 609-15-4
Molecular Weight (g/mol) 164.59
MDL Number MFCD00009141
SMILES CCOC(=O)C(Cl)C(C)=O
IUPAC Name ethyl 2-chloro-3-oxobutanoate
InChI Key RDULEYWUGKOCMR-UHFFFAOYNA-N
Molecular Formula C6H9ClO3
2,040

Diethyl Cyclopentylmalonate 95.0+%, TCI America™

CAS: 18928-91-1 Molecular Formula: C12H20O4 Molecular Weight (g/mol): 228.288 MDL Number: MFCD00059514 InChI Key: WXPOKLNJWFXXQO-UHFFFAOYSA-N Synonym: Cyclopentylmalonic Acid Diethyl Ester PubChem CID: 249269 IUPAC Name: diethyl 2-cyclopentylpropanedioate SMILES: CCOC(=O)C(C1CCCC1)C(=O)OCC

PubChem CID 249269
CAS 18928-91-1
Molecular Weight (g/mol) 228.288
MDL Number MFCD00059514
SMILES CCOC(=O)C(C1CCCC1)C(=O)OCC
Synonym Cyclopentylmalonic Acid Diethyl Ester
IUPAC Name diethyl 2-cyclopentylpropanedioate
InChI Key WXPOKLNJWFXXQO-UHFFFAOYSA-N
Molecular Formula C12H20O4