C9H16O2
# C9H16O2

The molecular formula $C_9H_{16}O_2$ may refer to:

* Allyl hexanoate
* 4-Hydroxynonenal
* Nonalactones
   * cis-3-Methyl-4-octanolide
   * trans-3-Methyl-4-octanolide
   * δ-Nonalactone
   * γ-Nonalactone
