Chemistry:C5H4

From HandWiki

The molecular formula C
5
H
4
(molar mass: 64.09 g/mol, exact mass: 64.0313 u) may refer to:

  • 3-Ethynylcycloprop-1-ene
  • 1,4-Pentadiyne
  • Penta-1,2-dien-4-yne
  • Spiropentadiene, or bowtiediene