methylcyclopentadiene

English

Etymology

From methyl +‎ cyclopentadiene.

Noun

methylcyclopentadiene (plural methylcyclopentadienes)

1. (organic chemistry) Any of three isomeric cyclic diolefins, (methyl derivatives of cyclopentadiene), the organic precursor to the methylcyclopentadienyl-ligand commonly found in organometallic chemistry.