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Merck
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Key Documents

8.00105

Sigma-Aldrich

2,5-Hexanedione

for synthesis

Synonym(s):

2,5-Hexanedione, Acetonylacetone

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About This Item

Empirical Formula (Hill Notation):
C6H10O2
CAS Number:
Molecular Weight:
114.14
MDL number:
UNSPSC Code:
12352115
EC Index Number:
203-738-3
NACRES:
NA.22

vapor pressure

0.6 hPa ( 20 °C)

Quality Level

Assay

≥97.0% (GC)

form

liquid

autoignition temp.

400 °C

potency

1600 mg/kg LD50, oral (Rat)

expl. lim.

1.5 % (v/v)

pH

6.1 (20 °C, 10 g/L in H2O)

bp

85-87 °C/26.6 hPa

mp

-5.4 °C

transition temp

flash point 79 °C

density

0.974 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C6H10O2/c1-5(7)3-4-6(2)8/h3-4H2,1-2H3

InChI key

OJVAMHKKJGICOG-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.971 - 0.973
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Pictograms

Exclamation markHealth hazard

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2

Target Organs

Nervous system

Storage Class Code

10 - Combustible liquids

WGK

WGK 2

Flash Point(F)

174.2 °F

Flash Point(C)

79 °C


Certificates of Analysis (COA)

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