Article · Wikipedia archive · Last revised Jul 30, 2026

C19H21NO

The molecular formula C19H21NO (molar mass: 279.38 g/mol, exact mass: 279.1623 u) may refer to:Cidoxepin Doxepin

Last revised

Jul 30, 2026

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Related molecular formulas
	C₁₉H₂₃NO
C₁₈H₁₉NO	C₁₉H₂₁NO	C₂₀H₂₃NO
	C₁₉H₁₉NO
C₁₉H₂₁N		C₁₉H₂₁NO₂
C₁₉H₂₀O		C₁₉H₂₂N₂O

The molecular formula C₁₉H₂₁NO (molar mass: 279.38 g/mol, exact mass: 279.1623 u) may refer to: