c12h25oh

from The Collaborative International Dictionary of English v.0.48

1-dodecanol \1-dodecanol\ n.
   An insoluble solid alcohol ({C12H25OH}) with an unbranched
   paraffin chain, used to make detergents, such as sodium
   lauryl sulfate.

   Syn: lauryl alcohol
        [WordNet 1.5 +PJC]