Pentyl butyrate

Pentyl butyrate
IUPAC name Pentyl butanoate
Identifiers
CAS number	540-18-1
Jmol-3D images	Image 1
SMILES CCCCCOC(=O)CCC
Properties
Molecular formula	C9H18O2
Molar mass	158.24 g/mol
Density	0.86 g/cm³
Melting point	-73.2 °C
Boiling point	186 °C
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Pentyl butyrate, also known as pentyl butanoate or amyl butyrate, is an ester that is formed when pentanol is reacted with butyric acid, usually in the presence of sulfuric acid as a catalyst. This ester has a smell reminiscent of pear or apricot. This chemical is used as an additive in cigarettes.