Merck
All Photos(3)

B85307

Sigma-Aldrich

2,3-Butanedione

97%

Synonym(s):
Biacetyl, Diacetyl
Linear Formula:
CH3COCOCH3
CAS Number:
Molecular Weight:
86.09
Beilstein:
605398
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

3 (vs air)

Quality Level

vapor pressure

52.2 mmHg ( 20 °C)

assay

97%

form

liquid

autoignition temp.

345 °C

refractive index

n20/D 1.394 (lit.)

bp

88 °C (lit.)

density

0.981 g/mL (lit.)

storage temp.

2-8°C

SMILES string

CC(=O)C(C)=O

InChI

1S/C4H6O2/c1-3(5)4(2)6/h1-2H3

InChI key

QSJXEFYPDANLFS-UHFFFAOYSA-N

Gene Information

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Application

Inactivates aminopeptidase-N. Cyclocondensation with amines has been used to form triazine and pteridine ring systems. Also used as a precursor to α-diones.

Packaging

5, 100, 500 mL in glass bottle

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 Inhalation

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

44.6 °F

Flash Point(C)

7 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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