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C19H21NO3

The molecular formula C19H21NO3 (molar mass: 311.37 g/mol, exact mass: 311.1521 u) may refer to:Nalorphine, also known as N-allylnormorphine 2-OH-NPA Thebaine, also known as paramorphine

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Jul 31, 2026

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Related molecular formulas
	C₁₉H₂₃NO₃
C₁₈H₁₉NO₃	C₁₉H₂₁NO₃	C₂₀H₂₃NO₃
	C₁₉H₁₉NO₃
C₁₉H₂₁NO₂		C₁₉H₂₁NO₄
C₁₉H₂₀O₃		C₁₉H₂₂N₂O₃

The molecular formula C₁₉H₂₁NO₃ (molar mass: 311.37 g/mol, exact mass: 311.1521 u) may refer to:

Nalorphine, also known as N-allylnormorphine
2-OH-NPA
Thebaine, also known as paramorphine