C9H10O

The molecular formula C₉H₁₀O (molar mass: 134.17 g/mol) may refer to:

• Allyl phenyl ether
• Anol
• Chavicol
• Chromane
• Cinnamyl alcohol
• 4-Ethylbenzaldehyde
• Hydrocinnamaldehyde
• Indanols
• 4-Methylacetophenone
• Phenylacetone
• Propiophenone
• 4-Vinylanisole