n-Butyl lactate

n-Butyl lactate
Names
	Preferred IUPAC name Butyl 2-hydroxypropanoate
	Other names Butyl ester of 2-hydroxypropanoic acid; Butyl ester of lactic acid; Butyl 2-hydroxypropanoate; Butyl α-hydroxypropionate
Identifiers
CAS Number	138-22-7;
3D model (JSmol)	Interactive image;
ChEMBL	ChEMBL3183988;
ChemSpider	8409;
ECHA InfoCard	100.004.834
EC Number	205-316-4;
MeSH	C114966
PubChem CID	8738;
RTECS number	OD4025000;
UNII	0UI63W814U;
CompTox Dashboard (EPA)	DTXSID7042196 ;
	InChI InChI=1S/C7H14O3/c1-3-4-5-10-7(9)6(2)8/h6,8H,3-5H2,1-2H3 Key: MRABAEUHTLLEML-UHFFFAOYSA-N;
	SMILES CCCCOC(=O)C(C)O;
Properties
Chemical formula	C7H14O3
Molar mass	146.186 g·mol−1
Appearance	Clear, colorless to white liquid
Odor	Mild, transient
Density	0.98 g/cm3 (20°C)
Melting point	−43 °C; −45 °F; 230 K
Boiling point	188 °C; 370 °F; 461 K
Solubility in water	slightly soluble
Solubility	Soluble in ethyl ether, ethanol
Vapor pressure	0.4 mmHg (20°C)
Hazards
Flash point	71 °C; 160 °F; 344 K
Autoignition; temperature	382 °C (720 °F; 655 K)
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	>5 g/kg (oral, rabbit); >2000 mg/kg (oral, rat); >5 g/kg (skin, rabbit); >5000 mg/kg (skin, rat); 12 g/kg (subcutaneous, rat)
LDLo (lowest published)	11 g/kg (subcutaneous, mouse)
	NIOSH (US health exposure limits):
REL (Recommended)	5 ppm (25 mg/m3)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

n-Butyl lactate is an industrial chemical and food additive.