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79-31-2 - Isobutyric acid, 99% - 2-Methylpropionic acid - L04038 - Alfa Aesar

L04038 Isobutyric acid, 99%

CAS Number
79-31-2
Synonyms
2-Methylpropionic acid

Size Price ($) Quantity Availability
100ml 20.10
500ml 24.90
2500ml 82.20
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Isobutyric acid, 99%

MDL
MFCD00002658
EINECS
201-195-7

Chemical Properties

Formula
(CH3)2CHCO2H
Formula Weight
88.11
Melting point
-47°
Boiling Point
153-154°
Flash Point
59°(138°F)
Density
0.948
Refractive Index
1.3928
Solubility
Miscible with water, alcohol, chloroform and ether. Slightly miscible with carbon tetrachloride.

Applications

Isobutyric acid is used to prepare esters for flavors and perfumes. It is also used as a disinfecting agent, preservative and tanning agent. It finds applications in textile, varnish and the leather industry. Further, it is used as a lactation stimulant in dairy cattle. In addition to this, it is used in the preparation of tetramethylsuccinic acid and diisopropyl ketone.

Notes

Incompatible with strong oxidizing agents.

Literature References

Tashiro, Y.; Rodriguez, G. M.; Atsumi, S. 2-Keto acids based biosynthesis pathways for renewable fuels and chemicals. J. Ind. Microbiol. Biotechnol. 2015, 42 (3), 361-373.

Luo, L.; Liu, D.; Li, L.; Chen, Y. Phase equilibria of (water + propionic acid or butyric acid + 2-methoxy-2-methylpropane) ternary systems at 298.2 K and 323.2 K. Fluid Phase Equilib. 2015, 403, 30-35.

GHS Hazard and Precautionary Statements

Hazard Statements: H226-H302-H312

Flammable liquid and vapour. Harmful if swallowed. Harmful in contact with skin.

Precautionary Statements: P210-P280-P240-P241-P303+P361+P353-P301+P312-P312-P363-P403+P235-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves/protective clothing/eye protection/face protection. Ground/bond container and receiving equipment. Use explosion-proof electrical/ventilating/lighting/ equipment. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Wash contaminated clothing before reuse. Store in a well-ventilated place. Keep cool. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,5155
Beilstein
635770
Hazard Class
3
Packing Group
III
Harmonized Tariff Code
2915.60
TSCA
Yes
RTECS
NQ4375000

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