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Dicarbonyl Compounds

Organic compounds that contain two carbonyl functional groups; a carbonyl functional group consists of a carbon atom with a double bond to an oxygen atom (C=O).
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1

Molecular Dimensions Sodium malonate hydrate | 26522-85-0 | 166.04 g/mol | 3.4M
SDP

Sodium malonate hydrate | 26522-85-0 | 166.04 g/mol | 3.4M

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2

Sigma Aldrich Methyl 3-chloro-3-oxopropionate

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
Boiling Point 57°C to 59°C (12 mmHg)
Percent Purity 97%
Linear Formula CH3OCOCH2COCl
CAS 37517-81-0
Biological Activity Respiratory System
Molecular Weight (g/mol) 136.53
MDL Number MFCD00013657
Refractive Index n20/D 1.432 (literature)
Synonym Methyl malonyl chloride; Methyl chloroformylacetate
Recommended Storage 2°C to 8°C
Molecular Formula C4H5ClO3
EINECS Number 253-540-6
Density 1.273 g/mL (at 25°C (literature))
3

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.

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Boiling Point 180°C to 181°C (lit.)
Percent Purity 98%
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)
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.)
4

Sigma Aldrich 2,3-Dihydro-1-benzofuran-3-amine hydrochloride

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.

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5

Sigma Aldrich methyl 3-bromo-4-hydroxybenzoate

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.

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6

Sigma Aldrich Ethyl 3,4-dihydroxycinnamate

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.

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7

Sigma Aldrich 4-(4-Methyl-benzyl)-piperidine hydrochloride

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.

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8

Sigma Aldrich (2,1,3-Benzothiadiazol-5-ylmethyl)methylamine hydrochloride

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.

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9

Sigma Aldrich 1,3-Benzodioxol-5-ylhydrazine hydrochloride

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.

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10

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
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.)
11

Sigma Aldrich mono-tert-Butyl 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.

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Boiling Point 90°C (2 mmHg)
Percent Purity 95%
Linear Formula (CH3)3 COCOCH2COOH
CAS 40052-13-9
Molecular Weight (g/mol) 160.17
MDL Number MFCD00191886
Refractive Index n20/D 1.426 (literature)
Recommended Storage Room Temperature
Molecular Formula C7H12O4
Density 1.04 g/mL (at 25°C (literature))
Melting Point 19°C to 20°C (lit.)
12

Sigma Aldrich Methyl malonyl chloride

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
Boiling Point 57°C to 59°C (12 mmHg)
Percent Purity ≥97.0% (AT)
Linear Formula CH3OCOCH2COCl
CAS 37517-81-0
Biological Activity Respiratory System
Molecular Weight (g/mol) 136.53
MDL Number MFCD00013657
Refractive Index n20/D 1.432 (literature); n20/D 1.432
Synonym Methyl chloroformylacetate
Recommended Storage 2°C to 8°C
Molecular Formula C4H5ClO3
EINECS Number 253-540-6
Density 1.273 g/mL (at 25°C (literature))
13

Sigma Aldrich Methyl potassium 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.

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Percent Purity ≥99.0% (NT)
Linear Formula CH3OCOCH2COOK
CAS 38330-80-2
Molecular Weight (g/mol) 156.18
MDL Number MFCD00014021
Synonym Monomethyl malonate potassium salt; Potassium monomethyl malonate
Recommended Storage Room Temperature
Molecular Formula C4H5KO4
EINECS Number 253-886-8
14

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.

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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.)
15

Medchemexpress LLC Sodium malonate | 141-95-7 | MFCD00002708 | 98.0% | 148.03 g·mol⁻¹ | C3H2Na2O4 | 50 G
SDP

Sodium malonate is the disodium salt of malonic acid used as an intermediate in organic synthesis and for laboratory research. It is supplied as a white to off-white solid with high purity suitable for a range of chemical synthesis applications.

  • High purity: 98.0%.
  • White to off-white solid appearance.
  • Molecular formula C3H2Na2O4.
  • Molecular weight 148.03 g·mol⁻¹.
  • CAS number 141-95-7.
  • Available in laboratory-scale quantities such as 50 G.

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