C6H5C2H2C2H2CO2H

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Cinnamic \Cin*nam"ic\, a. [From {Cinnamon}.] (Chem.)
     Pertaining to, or obtained from, cinnamon.
     [1913 Webster]
  
     {Cinnamic acid} (Chem.), a white, crystalline, odorless
        substance. {C6H5.C2H2C2H2.CO2H}, formerly obtained from


        storax and oil of cinnamon, now made from certain benzene
        derivatives in large quantities, and used for the
        artificial production of indigo.
        [1913 Webster]