Carbomethene
Ethenone
H2C=C=O
H2CCO
Ketene
C
2
H
2
O
1
  
 
Real, short lived (transient), electronically neutral species.

Gram formula weight (molecular mass) = 42.036
Boiling point = -48 °C
Purity = 99 %
Solubility in organics = soluble


Ketene is a reactive gas which is prepared as required by thermally cracking acetone or acetic anhydride vapour. Ketene dimerises to diketene.
Wikipedia Page:

Ketene
is defined with respect to the entities below:
The entities below are defined with respect to:
Ketene
Cumulene (generic)


Dialkyl ketene (generic)


Molecular material (generic)


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