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Safety Information

554200

Sigma-Aldrich

Diketene

50% in methylene chloride, stabilized

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About This Item

Empirical Formula (Hill Notation):
C4H4O2
CAS Number:
Molecular Weight:
84.07
Beilstein:
104541
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:

vapor density

2.9 (vs air)

vapor pressure

7.9 mmHg ( 20 °C)

autoignition temp.

590 °F

concentration

50% in methylene chloride

refractive index

n20/D 1.4330
n20/D 1.439 (lit.)

bp

109-110 °C
69-70 °C/100 mmHg (lit.)

density

1.09 g/mL at 25 °C (lit.)
1.182 g/mL at 25 °C

SMILES string

C=C1CC(=O)O1

InChI

1S/C4H4O2/c1-3-2-4(5)6-3/h1-2H2

InChI key

WASQWSOJHCZDFK-UHFFFAOYSA-N

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