cadaverine

from WordNet (r) 3.0 (2006)

cadaverine
    n 1: a colorless toxic ptomaine with an unpleasant odor formed
         during the putrefaction of animal tissue

from The Collaborative International Dictionary of English v.0.48

Cadaverine \Ca*dav"er*ine\, n. Also Cadaverin \Ca*dav"er*in\ .
   [From {Cadaver} and amine.] (Chem.)
   A sirupy, nontoxic ptomaine, {H2N.(CH2)5.NH2} (chemically
   {pentamethylene diamine}), formed in putrefaction of flesh,
   etc.
   [Webster 1913 Suppl. +PJC]