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Merck
CN

38450

Diketene

technical, ≥95.0% (GC)

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About This Item

Empirical Formula (Hill Notation):
C4H4O2
CAS Number:
674-82-8
Molecular Weight:
84.07
EC Number:
211-617-1
UNSPSC Code:
12352100
MDL number:
MFCD00005173
Beilstein/REAXYS Number:
104541

Key Documents

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InChI

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

InChI key

WASQWSOJHCZDFK-UHFFFAOYSA-N

SMILES string

C=C1CC(=O)O1

vapor density

2.9 (vs air)

vapor pressure

7.9 mmHg ( 20 °C)

grade

technical

assay

≥95.0% (GC)

autoignition temp.

590 °F

contains

cupric sulfate as stabilizer

refractive index

n20/D 1.439 (lit.), n20/D 1.440

bp

69-70 °C/100 mmHg (lit.)

density

1.09 g/mL at 25 °C (lit.)

storage temp.

2-8°C

Other Notes

Sales restrictions may apply

Regulatory Information

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