pentamethylcyclopentadiene

English edit

Etymology edit

pentamethyl +‎ cyclopentadiene

Noun edit

pentamethylcyclopentadiene (plural pentamethylcyclopentadienes)

  1. (organic chemistry) The derivative of cyclopentadiene 1,2,3,4,5-pentamethylcyclopentadiene that is used in organic synthesis