Article · Wikipedia archive · Last revised Jun 24, 2026

C4H4

The molecular formula C4H4 (molar mass: 52.07 g/mol) may refer to:Butatriene Cyclobutadiene Cyclobutyne Methylenecyclopropene Tetrahedrane Vinylacetylene

Last revised

Jun 24, 2026

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Related molecular formulas
	C₄H₆
C₃H₂	C₄H₄	C₅H₆
	C₄H₂

C₄H₄ isomers with CAS registry numbers source ↗

The molecular formula C₄H₄ (molar mass: 52.07 g/mol) may refer to: