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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 Ketones (4,327)
Complex Aldehydes (4,284)
Dicarbonyl Compounds (582)
Alpha beta-unsaturated carbonyl compounds (547)
Acyloins (78)

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2,626 – 2,640 of 6,913 results
2,626

Sigma Aldrich Dimethyl malonate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 180°C to 181°C (lit.)
Percent Purity ≥96.0% (GC)
Linear Formula CH2(COOCH3)2
CAS 108-59-8
Molecular Weight (g/mol) 132.11
MDL Number MFCD00008460
Refractive Index n20/D 1.413 (literature); n20/D 1.413
RTECS Number OO0950000
Recommended Storage Room Temperature
Molecular Formula C5H8O4
EINECS Number 203-597-8
Density 1.156 g/mL (at 25°C (literature))
Melting Point -62°C (lit.)
2,627

Sigma Aldrich Indole-3-pyruvic acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity ≥97%
Linear Formula C11H9NO3
CAS 392-12-1
Molecular Weight (g/mol) 203.19
MDL Number MFCD00005640
Synonym 3-(3-Indolyl)-2-oxopropanoic acid; 3-Indolylpyruvic acid
RTECS Number NM1880000
Recommended Storage -20°C
Molecular Formula C11H9NO3
EINECS Number 206-874-1
Melting Point 215°C (lit.)
2,628

Sigma Aldrich 2-Acetylpyridine

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 188°C to 189°C (lit.)
Percent Purity ≥99%
Linear Formula C7H7NO
CAS 1122-62-9
Molecular Weight (g/mol) 121.14
MDL Number MFCD00006303
Refractive Index n20/D 1.521 (literature)
Synonym Methyl 2-pyridyl ketone
Recommended Storage Room Temperature
Molecular Formula C7H7NO
EINECS Number 214-355-6
Density 1.08 g/mL (at 25°C (literature))
2,629

Sigma Aldrich Ethyl bromopyruvate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 98°C to 100°C (10 mmHg)
Percent Purity 90%
Linear Formula BrCH2COCOOC2H5
CAS 70-23-5
Biological Activity Respiratory System
Molecular Weight (g/mol) 195.01
MDL Number MFCD00000204
Refractive Index n20/D 1.469 (literature)
Recommended Storage 2°C to 8°C
Molecular Formula C5H7BrO3
EINECS Number 200-729-6
Density 1.554 g/mL (at 25°C (literature))
2,630

Sigma Aldrich Malonic Acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Synonym Propanedioic acid
RTECS Number OO0175000
2,631

Sigma Aldrich 2-Naphthaldehyde

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 98%
Linear Formula C10H7CHO
CAS 66-99-9
Molecular Weight (g/mol) 156.18
MDL Number MFCD00004094
Synonym beta-Naphthaldehyde
RTECS Number QJ0190010
Recommended Storage -20°C
Molecular Formula C11H8O
EINECS Number 200-640-2
Melting Point 58°C to 61°C (lit.)
2,632

Sigma Aldrich 2-Chlorocyclohexanone

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 82°C to 83°C (10 mmHg)
Percent Purity 98%
Linear Formula ClC6H9(=O)
CAS 822-87-7
Molecular Weight (g/mol) 132.59
MDL Number MFCD00001626
Refractive Index n20/D 1.484 (literature)
RTECS Number GW1225000
Recommended Storage 2°C to 8°C
Molecular Formula C6H9ClO
EINECS Number 212-505-5
Density 1.161 g/mL (at 25°C (literature))
Melting Point 23°C (lit.)
2,633

Sigma Aldrich 2-(Dibenzylamino)acetamide

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
2,634

Sigma Aldrich 2',4'-Dihydroxyacetophenone

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Percent Purity 99%
Linear Formula (HO)2C6H3COCH3
CAS 89-84-9
Molecular Weight (g/mol) 152.15
MDL Number MFCD00002279
Synonym 1-Acetyl-2,4-dihydroxybenzene; 4-Acetylresorcinol; Resacetophenone
RTECS Number AM7525000
Recommended Storage Room Temperature
Molecular Formula C8H8O3
EINECS Number 201-945-3
Density 1.18 g/mL (at 25°C (literature))
Melting Point 143°C to 144.5°C (lit.)
2,635

Sigma Aldrich Diethyl malonate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 199°C (lit.)
Percent Purity 99%
Linear Formula CH2(COOC2H5)2
CAS 105-53-3
Molecular Weight (g/mol) 160.17
MDL Number MFCD00009195
Refractive Index n20/D 1.413 (literature)
Synonym Malonic acid diethyl ester
Recommended Storage Room Temperature
Molecular Formula C7H12O4
EINECS Number 203-305-9
Density 1.055 g/mL (at 25°C (literature))
Melting Point -51°C to +50°C (lit.)
2,636

Sigma Aldrich 2,3-Butanedione

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 88°C (lit.)
Linear Formula CH3COCOCH3
Molecular Weight (g/mol) 86.09
Density 0.981 g/mL (literature)
Percent Purity 97%
CAS 431-03-8
Biological Activity Respiratory System
MDL Number MFCD00008756
Refractive Index n20/D 1.394 (literature)
Synonym Biacetyl; Diacetyl
RTECS Number EK2625000
Recommended Storage 2°C to 8°C
Molecular Formula C4H6O2
EINECS Number 207-069-8
2,637

Sigma Aldrich 1-Indanone

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 243°C to 245°C (lit.)
Percent Purity ≥99%
Linear Formula C9H8O
CAS 83-33-0
Molecular Weight (g/mol) 132.16
MDL Number MFCD00003785
Synonym 1-Oxoindane; alpha-Hydrindone
Recommended Storage Room Temperature
Molecular Formula C9H8O
EINECS Number 201-470-1
Density 1.103 g/mL (at 25°C (literature))
Melting Point 38°C to 40°C (lit.)
2,638

Sigma Aldrich 2,5-Dimethoxybenzaldehyde

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Boiling Point 146°C (10 mmHg)
Percent Purity 99%
Linear Formula (CH3O)2C6H3CHO
CAS 93-02-7
Molecular Weight (g/mol) 166.17
MDL Number MFCD00003314
RTECS Number CU5740500
Recommended Storage Room Temperature
Molecular Formula C9H10O3
EINECS Number 202-211-5
Melting Point 46°C to 48°C (lit.)
2,639

Sigma Aldrich Malonic Acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
Synonym Propanedioic acid
RTECS Number OO0175000
Recommended Storage Room Temperature
2,640

Sigma Aldrich Isopropyl disulfide

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS ENCOMPASS_PREFERRED
CAS 4253-89-8