Isobutyric Acid, 99+%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10173210	Thermo Scientific Acros 122520250	25 g	Glass bottle
10041170	Thermo Scientific Acros 122525000	500 g	Glass bottle
10356470	Thermo Scientific Acros 122520010	1 kg	Glass bottle

Description

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

Acylation reagent

Chemical Identifiers

• CAS: 79-31-2
• Molecular Weight (g/mol): 88.11
• InChI Key: KQNPFQTWMSNSAP-UHFFFAOYSA-N
• PubChem CID: 6590
• IUPAC Name: 2-methylpropanoic acid

• Molecular Formula: C4H8O2
• MDL Number: MFCD00002658
• 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
• ChEBI: CHEBI:16135
• SMILES: CC(C)C(O)=O

Specifications

• CAS: 79-31-2
• Boiling Point: 153.0°C to 154.0°C
• Assay Percent Range: 99+%
• Linear Formula: (CH₃)₂CHCO₂H
• Beilstein: 02, 288
• 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
• InChI Key: KQNPFQTWMSNSAP-UHFFFAOYSA-N
• IUPAC Name: 2-methylpropanoic acid
• PubChem CID: 6590
• Formula Weight: 88.11
• Density: 0.9500g/mL
• Infrared Spectrum: Authentic
• Refractive Index: 1.3920 to 1.3940
• Chemical Name or Material: Isobutyric acid, 99+%

• Melting Point: -47.0°C
• Color: Colorless
• Molecular Formula: C4H8O2
• MDL Number: MFCD00002658
• Merck Index: 15, 5200
• Solubility Information: Solubility in water: 210g/L (20°C). Other solubilities: miscible with alcohol, chloroform and ether
• SMILES: CC(C)C(O)=O
• Molecular Weight (g/mol): 88.11
• ChEBI: CHEBI:16135
• Percent Purity: ≥99%
• Flash Point: 59°C
• Physical Form: Liquid
• Specific Gravity: 0.95

Safety and Handling

GHS H Statement:
Harmful if swallowed.
Harmful in contact with skin.

GHS P Statement:
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
Wear protective gloves/protective clothing/eye protection/face protection.
IF ON SKIN: Gently wash with plenty of soap and water.
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Warning

missing translation for 'einecsNumber' : 201-195-7

missing translation for 'rtecsNumber' : NQ4375000

missing translation for 'tsca' : TSCA

Product Identifier

• Isobutyric acid

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 3
• Acute toxicity Category 4
• Serious eye damage/eye irritation Category 1
• Flammable liquid Category 3
• Skin corrosion/irritation Category 1 B

Hazard Statement

• H318-Causes serious eye damage.
• H314-Causes severe skin burns and eye damage.
• H311-Toxic in contact with skin.
• H302-Harmful if swallowed.
• H226-Flammable liquid and vapour.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.

RUO – Research Use Only