C22H23NO7

1 definition found

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

  opianine \o"pi*a*nine\, n. (Chem.)
     An alkaloid ({C22H23NO7}) found in small quantity in opium.
     It is identical with {narcotine}. It is present in amounts up
     to 11% in {Papaver somniferum}, and is used clinically as an
     antitussive. --MI11
  


     Syn: noscapine; narcosine; opian.
          [1913 Webster +PJC]