C4H2
The molecular formula C4H2 (molar mass: 50.06 g/mol, exact mass: 50.01565 u) may refer to:
- Diacetylene, or butadiyne
- Propalene, or bicyclo[1.1.0]buta-1,3-diene
This set index page lists chemical structure articles associated with the same molecular formula.
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