Isobutyric Acid

Product Description
Product | Isobutyric Acid |
CAS | 79-31-2 |
Formula | C4H8O2 |
Synonym | 2-Methylpropionic acid, Isopropylformic acid, Dimethylacetic acid, 2-Methylpropanoic acid, Isobutanoic acid, Propanoic acid, 2-methyl-, Isobutyric acid |
Typical Product Specifications
Density | 0.946-0.950 (2020 c) |
Assay | 99.00 to 100.00 % |
Specific gravity | 0.94400 to 0.94800 @ 25.00 ยฐC |
Boiling Point | 153.00 to 154.00 ยฐC. @ 760.00 mm Hg |
Vapor Pressure | 1.810000 mm/Hg @ 25.00 ยฐC |
Flash Point | 132.00 ยฐF. TCC |
Odor Type | acidic |
Appearance | colorless clear liquid |
Pounds/Gallon | 7.855 to 7.888 |
Boiling Point | 85.00 to 86.00 ยฐC. @ 50.00 mm Hg |
Vapor Density | 3.0 |
Refractive Index | 1.39200 to 1.39500 @ 20.00 ยฐC |
Melting Point | -47.00 to -46.00 ยฐC. @ 760.00 mm Hg |
logP (o/w) | 0.94 |
Odor | pungent odor of rancid butter |
Molecular weight | 88.11 |
Color | colorless liquid |
Solubility | 6 parts of water |
Chemical Structure | ![]() |
Notes | FEMA# 2222 Use: BUFFERING |
Class | Flavor and Fragrance Chemical Compounds |

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