| Related molecular formulas | ||
|---|---|---|
| C5H6 | ||
| C4H2 | C5H4 | C6H6 |
| C5H2 | ||
The molecular formula C5H4 (molar mass: 64.09 g/mol, exact mass: 64.0313 u) may refer to:
- 3-Ethynylcycloprop-1-ene
- 1,3-Pentadiyne
- 1,4-Pentadiyne
- Penta-1,2-dien-4-yne
- Spiropentadiene, or bowtiediene
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Last revised Jun 28, 2026
C5H4
The molecular formula C5H4 may refer to:3-Ethynylcycloprop-1-ene 1,3-Pentadiyne 1,4-Pentadiyne Penta-1,2-dien-4-yne Spiropentadiene, or bowtiediene