c2o2

1 definition found

c2o2 - Collaborative International Dictionary of English v.0.48 :

  Oxalyl \Ox"a*lyl\, n. [Oxalic + -yl.] (Chem.)
     (a) A hydrocarbon radical (C2O2) regarded as a residue of
         oxalic acid and occurring in derivatives of it.
     (b) An old name for carbonyl.
     (c) An old name for carboxyl.
         [1913 Webster]