C11H8O2

1 definition found

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

  vitamin K3 \vitamin K3\ n.
     menadione, ({C11H8O2}) being chemically
     2-methyl-1,4,-naphthoquinone. Having no side chain in the 3
     position, it cannot exert all functions of a true K vitamin
     and the designation as vitamin K3 has been discouraged
     --[MI11]


  
     Syn: vitaminK2(0); menaphthone.
          [WordNet 1.5]