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Lactones

Organic heterocyclic compounds that consist of cyclic carboxylic esters and one or more heteroatoms replacing carbon atoms in the ring.
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1

Sigma Aldrich (2-Hydroxypropyl)-Gamma-Cyclodextrin

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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Recommended Storage Room Temperature
2

Sigma Aldrich gamma-Valerolactone

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 207°C to 208°C (lit.), 82°C to 85°C (10 mmHg)
Linear Formula C5H8O2
Molecular Weight (g/mol) 100.12
Density 1.05 g/mL (at 25°C (literature))
Percent Purity 99%
CAS 108-29-2
MDL Number MFCD00005400
Refractive Index n20/D 1.432 (literature)
Synonym gamma-Valerolactone; gamma-Valerolactone; gamma-Methyl-gamma-butyrolactone; gamma-Methyl-gamma-butyrolactone; 4,5-Dihydro-5-methyl-2(3 H)-furanone; 4-Hydroxypentanoic acid lactone
RTECS Number LU3580000
Recommended Storage Room Temperature
Molecular Formula C5H8O2
EINECS Number 203-569-5
Melting Point -31°C (lit.)
3

Sigma Aldrich Isonipecotic 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.

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CAS 498-94-2
4

Sigma Aldrich Undecanoic gamma-lactone

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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CAS 104-67-6
5

Sigma Aldrich 3,3-Dimethylglutaric 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.

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Percent Purity 98%
Linear Formula HOOCCH2C(CH3)2 CH2COOH
CAS 4839-46-7
Molecular Weight (g/mol) 160.17
MDL Number MFCD00002716
Synonym 3,3-Dimethylpentanedioic acid; NSC 14987; NSC 49114
Recommended Storage Room Temperature
Molecular Formula C7H12O4
EINECS Number 225-425-0
Melting Point 100°C to 102°C (lit.)
6

Sigma Aldrich delta-Valerolactone

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 226°C to 229°C (lit.), 58°C to 60°C (0.5 mmHg)
Linear Formula C5H8O2
CAS 542-28-9
Molecular Weight (g/mol) 100.12
MDL Number MFCD00006645
Refractive Index n20/D 1.457 (literature)
Synonym delta-Valerolactone; Tetrahydro-2 H-2-pyranone
Recommended Storage -20°C
Molecular Formula C5H8O2
EINECS Number 208-807-1
Density 1.079 g/mL (at 25°C (literature))
Melting Point -13°C to +12°C (lit.)
7

Sigma Aldrich 2-(2-Furyl)-7-methoxy-4-quinolinecarboxylic 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.

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8

Sigma Aldrich 4-(4-Bromophenyl)-2-thiazolethiol

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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CAS 2103-95-9
9

Sigma Aldrich D-(+)-Glucuronic Acid Gamma-Lactone

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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Synonym D-(+)-Glucurono-6,3-lactone; D-Glucurone; D-Glucurono-6,3-lactone; Glucuronolactone
Recommended Storage Room Temperature
10

Sigma Aldrich 5-Ethyl-1H-pyrrole-2-carbaldehyde

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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11

Sigma Aldrich 6-Hydroxypyridine-3-carboxylic 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.

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CAS 5006-66-6
12

Sigma Aldrich alpha-Methylene-gamma-butyrolactone

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 86°C to 88°C (12 mmHg)
Percent Purity 97%
Linear Formula C5H6O2
CAS 547-65-9
Molecular Weight (g/mol) 98.1
MDL Number MFCD00005407
Refractive Index n20/D 1.472 (literature)
Synonym alpha-Methylene-gamma-butyrolactone; 3-Methylenedihydro-2(3 H)-furanone; Tulipane
Recommended Storage 2°C to 8°C
Molecular Formula C5H6O2
Density 1.119 g/mL (at 25°C (literature))
13

Sigma Aldrich alpha-Hydroxy-gamma-butyrolactone

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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CAS 19444-84-9
14

eMolecules​ Alpha-methylene-gamma-butyrolactone | 547-65-9 | 1G | Purity: 96%

Combi-Blocks | Alpha-methylene-gamma-butyrolactone | 1G | 547-65-9 | MFCD00005407

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15

eMolecules​ Mevastatin | 73573-88-3 | MFCD05662341 | 1g

Chem-Impex | Mevastatin | 1g | 322126267 | 22163 | | 73573-88-3 | MFCD05662341 | 390.520 | C23H34O5

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