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Isobutyric Acid

Isobutyric acid is a corrosive, flammable, carboxylic fatty acid with industrial, agricultural, and pharmaceutical applications. Esters of isobutyric acid are used as solvents in food and perfume industries to obtain desirable odors and flavor characteristics.
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1

Sigma Aldrich Isobutyric 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
CAS 79-31-2
2

Sigma Aldrich Isobutyric 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
Boiling Point 153°C to 154°C (lit.)
Linear Formula (CH3)2 CHCO2H
Molecular Weight (g/mol) 88.11
Density 0.95 g/mL (at 25°C (literature))
Percent Purity 99%
CAS 79-31-2
MDL Number MFCD00002658
Refractive Index n20/D 1.393 (literature)
Synonym 2-Methylpropionic acid
RTECS Number NQ4375000
Recommended Storage Room Temperature
Molecular Formula C4H8O2
EINECS Number 201-195-7
Melting Point -47°C (lit.)
3

Sigma Aldrich Isobutyric anhydride

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 182°C (lit.)
Percent Purity 97%
Linear Formula (CH3)2 CHCO2COCH(CH3)2
CAS 97-72-3
Molecular Weight (g/mol) 158.19
MDL Number MFCD00008913
Refractive Index n20/D 1.406 (literature)
Synonym 2-Methylpropionic anhydride
Recommended Storage Room Temperature
Molecular Formula C8H14O3
EINECS Number 202-603-6
Density 0.954 g/mL (at 25°C (literature))
Melting Point -56°C (lit.)
4

Sigma Aldrich 4-Fluoro-2-methylphenol

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 452-72-2