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

L04038 Isobutyric acid, 99%

CAS-Nummer
79-31-2
Synonyme
2-Methylpropionic acid

Größe Preis ($) Menge Verfügbarkeit
100ml 19,98
500ml 24,82
2500ml 73,26
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Isobutyric acid, 99%

MDL
MFCD00002658
EINECS
201-195-7

Chemische Eigenschaften

Formel
(CH3)2CHCO2H
Molmasse
88.11
Schmelzpunkt
-47°
Siedepunkt
153-154°
Flammpunkt
59°(138°F)
Dichte
0.948
Brechungsindex
1.3928
Löslichkeit
Miscible with water, alcohol, chloroform and ether. Slightly miscible with carbon tetrachloride.

Anwendungen

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.

Bemerkungen

Incompatible with strong oxidizing agents.

Literaturverweise

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 Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H226-H302-H312

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

Sicherheitshinweise: 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.

Weitere Referenzen

Merck
14,5155
Beilstein
635770
Gefahrenklasse
3
Verpackungsgruppe
III
Harmonized Tariff Code
2915.60
TSCA
Yes
RTECS
NQ4375000

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