Promotional price valid on web orders only. Your contract pricing may differ. Interested in signing up for a dedicated account number?
Learn More

Isobutyric acid, 99%, Thermo Scientific Chemicals
GREENER_CHOICE

Catalog No. AAL04038AE
Click to view available options
Quantity:

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.

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

Specifications

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

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

RUO – Research Use Only

Product Title
Select an issue

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.