Butyl ester may refer to:

• Butyl nitrite
• The family of organic chemical compounds containing an ester group and a butyl group including:
  • Butyl acetate
  • Butyl acrylate
  • Butyl butyrate
  • Butyl cyanoacrylate
  • Butyl methacrylate
  • Dibutyl phthalate

Media related to Butyl esters at Wikimedia Commons