Sec-Amyl acetate

Not to be confused with Amyl acetate.

sec-Amyl acetate

Names
Preferred IUPAC name Pentan-2-yl acetate
Other names 1-Methylbutyl acetate 2-Pentanol acetate 2-Pentyl ester of acetic acid
Identifiers
CAS Number	626-38-0^Y
3D model (JSmol)	Interactive image
ChemSpider	11775
ECHA InfoCard	100.009.952
PubChem CID	12278
UNII	B570113U4Q^Y
CompTox Dashboard (EPA)	DTXSID8052306
InChI InChI=1S/C7H14O2/c1-4-5-6(2)9-7(3)8/h6H,4-5H2,1-3H3 Key: GQKZRWSUJHVIPE-UHFFFAOYSA-N InChI=1/C7H14O2/c1-4-5-6(2)9-7(3)8/h6H,4-5H2,1-3H3 Key: GQKZRWSUJHVIPE-UHFFFAOYAN
SMILES CCCC(C)OC(C)=O
Properties
Chemical formula	C7H14O2
Molar mass	130.187 g·mol^−1
Appearance	Colorless liquid[1]
Odor	Mild,[1] like bananas[2]
Density	0.87 g/mL (20°C)[1]
Melting point	−78 °C; −109 °F; 195 K[1]
Boiling point	121 °C; 249 °F; 394 K[1]
Solubility in water	0.2g/100g water (20°C)[2]
Vapor pressure	7 mmHg (20°C)[1]
Hazards
GHS labelling:
Signal word	Warning[2]
Hazard statements	H226[2]
Flash point	32 °C; 89 °F; 305 K[1]
Autoignition temperature	380 °C (716 °F; 653 K)
Explosive limits	1–7.5% (20°C)[1]
Lethal dose or concentration (LD, LC):
LCLo (lowest published)	9200 ppm (guinea pig, 7 hr) 10,000 ppm (guinea pig, 5 hr)[3]
NIOSH (US health exposure limits):
PEL (Permissible)	TWA 125 ppm (650 mg/m^3)[1]
REL (Recommended)	TWA 125 ppm (650 mg/m^3)[1]
IDLH (Immediate danger)	1000 ppm[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

sec-Amyl acetate is an organic compound and an ester. It is formed in an esterification reaction of sec-amyl alcohol (2-pentanol) and acetic acid.^[2] It is a colorless liquid.

References

1. NIOSH Pocket Guide to Chemical Hazards. "#0032". National Institute for Occupational Safety and Health (NIOSH).
2. "2-Pentyl Acetate". PubChem. NCBI.
3. "sec-Amyl acetate". Immediately Dangerous to Life or Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).