2,3-Butanedione, 99%

Description

CAS: 431-03-8 | C4H6O2 | 86.09 g/mol

2,3-Butanedione is used to form triazine and pteridine ring systems by cyclocondensation with amines. It is also used to inactivate aminopeptidase-N and acts as a precursor to alpha-diones. It finds use in alcoholic beverages, foods, to modify arginyl residues in proteins and to give a buttery flavor to microwave popcorns.

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
2,3-Butanedione is used to form triazine and pteridine ring systems by cyclocondensation with amines. It is also used to inactivate aminopeptidase-N and acts as a precursor to alpha-diones. It finds use in alcoholic beverages, foods, to modify arginyl residues in proteins and to give a buttery flavor to microwave popcorns.

Solubility
Miscible with water.

Notes
Store in a cool place. Incompatible with acids, strong bases, metals, reducing agents and oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 431-03-8
• Molecular Formula: C4H6O2
• Molecular Weight (g/mol): 86.09
• MDL Number: MFCD00008756
• InChI Key: QSJXEFYPDANLFS-UHFFFAOYSA-N
• Synonym: 2,3-butanedione, diacetyl, biacetyl, dimethylglyoxal, 2,3-diketobutane, dimethyl glyoxal, butanedione, dimethyl diketone, 2,3-butadione, 2,3-dioxobutane
• PubChem CID: 650
• ChEBI: CHEBI:16583
• IUPAC Name: butane-2,3-dione
• SMILES: CC(=O)C(=O)C

• Melting Point: -3°C
• Density: 0.983
• Boiling Point: 87°C to 88°C
• Flash Point: 10°C (50°F)
• Odor: Sweet
• Refractive Index: 1.394
• Quantity: 10 g
• UN Number: UN2346
• Beilstein: 605398
• Merck Index: 14,2966
• Solubility Information: Miscible with water.
• Formula Weight: 86.09
• Percent Purity: 99%
• Chemical Name or Material: 2,3-Butanedione

Safety and Handling

Hazard Category	H225-H302-H315-H317-H318-H331-H373
Hazard Statement	GHS H Statement H225-H302-H332-H315-H319 Highly flammable liquid and vapour. Harmful if swallowed. Harmful if inhaled. Causes skin irritation. Causes serious eye irritation.
Precautionary Statement	P210-P233-P235-P240-P241-P242-P243-P260-P264b-P270-P271-P272-P280-P301+P312-P303+P361+P353-P304+P340-P305+P351+P338-P310-P311-P314-P330-P333+P313-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: BUTANEDIONE
EINECSNumber	207-069-8
RTECSNumber	EK2625000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only