Accessed:

Diketene

Molecular formula:	C4H4O2
Average mass:	84.074
Monoisotopic mass:	84.021129
ChemSpider ID:	12140

Structural identifiers

Names

Names and synonyms

Verified

2-Oxetanone, 4-methylene-

[ACD/Index Name]

211-617-1

[EINECS]

4-Methylen-2-oxetanon

[German]

[ACD/IUPAC Name]

4-Methylene-2-oxetanone

[ACD/IUPAC Name]

4-Méthylène-2-oxêtanone

[French]

[ACD/IUPAC Name]

4-Methyleneoxetan-2-one

4-methylideneoxetan-2-one

4-Methylidenoxetan-2-on

674-82-8

[RN]

Diketene

Ketene dimer

MFCD00005173

[MDL number]

Unverified

1-Butene-1,3-dione

[ACD/IUPAC Name] [ACD/Index Name]

2130-41-8

[RN]

3-Buteno-β-lactone

3-Butenoic acid, 3-hydroxy-, β-lactone

5-17-09-00115

[Beilstein]

6842-10-0

[RN]

acetyl ketene

acetylketene

But-3-en-3-olide

Diketen

Diketene, inhibited [UN2521] [Poison]

EINECS 211-617-1

Ethenone, dimer

Ethenone, dimer (VAN)

Ketene, dimer

T4VOY DHJ CU1

[WLN]

Vinylaceto-β-lactone

二乙烯酮

[Chinese]

Database IDs