Isobutyric Acid
Isobutyric Acid / CAS : 79-31-2
Appearance | Isobutyric acid appears as a colorless liquid with a light odor of rancid butter. | UN | UN 2529 |
HS | 29156000 | DG Class | 3 |
Synonyms | 2-Methyl Propionic Acid |

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Overview
Benefits
High purity to 99.5% above.
Low moisture and isomers.
Nice replacement of EASTMAN's material.
Specification
ITEMS | SPECIFICATION |
Appearance | Colorless transparent liquid |
Color(Pt-Co) | 10 max |
N-butyric acid content | 0.2 max |
Water | 0.2 max |
Density (20℃), g/cm3 | 0.946-0.949 |
Uses
Chemical Intermediates: Isobutyric acid is used as an intermediate in the production of various chemicals, including isobutanol and isobutyrate esters, Isobutyryl chloride, Isobutyl isobutyrate, Isobutyric acid (Butyl ester, Methyl ester), 2-Bromo isobutyric acid, Amisulbrom.
Food and Flavoring: It's utilized as a food additive and flavoring agent due to its characteristic cheesy and sweaty odor, often found in dairy and fruit flavors.
Perfume and Fragrance: Isobutyric acid is employed in the production of perfumes and fragrances, adding a fruity and sweaty note to certain scents.
Pharmaceuticals: It can serve as a starting material in the synthesis of pharmaceutical compounds and active ingredients.
Agricultural Industry: Isobutyric acid is used as a herbicide to control unwanted vegetation in agriculture.
Plastics and Polymers: It can be used in the production of certain types of plastics and polymers.
Animal Feed Additive: In some cases, it is used as an animal feed additive to enhance the flavor of feeds.
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Properties
Summary
Attribute classification
Food(Feed) Additives > Food Flavors And Fragrances
Flavors and Fragrances > Synthetic Spices