Isobutyric acid, 99%

Description

CAS: 79-31-2 | C4H8O2 | 88.11 g/mol

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.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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.

Solubility
Miscible with water, alcohol, chloroform and ether. Slightly miscible with carbon tetrachloride.

Notes
Incompatible with strong oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 79-31-2
• Molecular Formula: C4H8O2
• Molecular Weight (g/mol): 88.11
• MDL Number: MFCD00002658
• InChI Key: KQNPFQTWMSNSAP-UHFFFAOYSA-N
• Synonym: isobutyric acid, isobutanoic acid, 2-methylpropionic acid, propanoic acid, 2-methyl, dimethylacetic acid, isopropylformic acid, iso-butyric acid, isobutyrate, cenex rp b2, acetic acid, dimethyl
• PubChem CID: 6590
• ChEBI: CHEBI:16135
• IUPAC Name: 2-methylpropanoic acid
• SMILES: CC(C)C(O)=O

• Melting Point: -47°C
• Boiling Point: 153°C to 154°C
• UN Number: UN2529
• Beilstein: 635770
• Merck Index: 145155
• Solubility Information: Miscible with water,alcohol,chloroform and ether. Slightly miscible with carbon tetrachloride.
• Formula Weight: 88.11
• Percent Purity: 99%
• Density: 0.948
• Quantity: 100 mL
• Flash Point: 59°C (138°F)
• Odor: Pungent
• Refractive Index: 1.3928
• Chemical Name or Material: Isobutyric acid

Safety and Handling

Hazard Category	H226-H302-H311-H314-H335
Hazard Statement	GHS H Statement H226-H302-H312 Flammable liquid and vapor. Harmful if swallowed. Harmful in contact with skin.
Precautionary Statement	P210-P233-P235-P240-P241-P242-P243-P260-P264b-P270-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: III; Proper Shipping Name: ISOBUTYRIC ACID
EINECSNumber	201-195-7
RTECSNumber	NQ4375000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only