2-Pentanone

2-Pentanone
Names
	Preferred IUPAC name Pentan-2-one
	Other names methyl propyl ketone; 2-pentanone; MPK
Identifiers
CAS Number	107-87-9 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:16472 ;
ChEMBL	ChEMBL45345 ;
ChemSpider	7607 ;
ECHA InfoCard	100.003.208
KEGG	C01949 ;
PubChem CID	7895;
RTECS number	CY1400000;
UNII	I97392I10V ;
CompTox Dashboard (EPA)	DTXSID0021888 ;
	SMILES O=C(C)CCC;
Properties
Chemical formula	C5H10O
Molar mass	86.13 g/mol
Appearance	Colorless liquid
Odor	resembling acetone
Density	0.809 g/ml
Melting point	−78 °C (−108 °F; 195 K)
Boiling point	102 °C (216 °F; 375 K)
Solubility in water	6% (20°C)
Vapor pressure	3.6 kPa (20 °C)
Magnetic susceptibility (χ)	-57.41·10−6 cm3/mol
Refractive index (nD)	1.390 (20 °C)
Viscosity	0.50 mPa·s (20 °C)
Hazards
Flash point	10 °C (50 °F)
Explosive limits	1.5%-8.2%
U.S. Permissible; exposure limit (PEL)	TWA 200 ppm (700 mg/m3)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	verify (what is ?)
	Infobox references

2-pentanone, or methyl propyl ketone (MPK), is an organic compound. It is a ketone and is very similar to butanone, but it is more expensive to make. Because of this, it isn't used as a solvent as often as butanone. Some of it is found in tobacco.

References

↑ ^1.0 ^1.1 ^1.2 NIOSH Pocket Guide to Chemical Hazards. "#0488". National Institute for Occupational Safety and Health (NIOSH).

[PGCH-1] 1.0 ^1.1 ^1.2 NIOSH Pocket Guide to Chemical Hazards. "#0488". National Institute for Occupational Safety and Health (NIOSH).

[1]

Names


Preferred IUPAC name Pentan-2-one
Other names methyl propyl ketone 2-pentanone MPK
Identifiers
CAS Number	107-87-9^Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:16472^Y
ChEMBL	ChEMBL45345^Y
ChemSpider	7607^Y
ECHA InfoCard	100.003.208
KEGG	C01949^Y
PubChem CID	7895
RTECS number	CY1400000
UNII	I97392I10V^Y
CompTox Dashboard (EPA)	DTXSID0021888

SMILES O=C(C)CCC
Properties
Chemical formula	C₅H₁₀O
Molar mass	86.13 g/mol
Appearance	Colorless liquid
Odor	resembling acetone
Density	0.809 g/ml
Melting point	−78 °C (−108 °F; 195 K)
Boiling point	102 °C (216 °F; 375 K)
Solubility in water	6% (20°C)^[1]
Vapor pressure	3.6 kPa (20 °C)
Magnetic susceptibility (χ)	-57.41·10⁻⁶ cm³/mol
Refractive index (n_D)	1.390 (20 °C)
Viscosity	0.50 mPa·s (20 °C)
Hazards
Flash point	10 °C (50 °F)
Explosive limits	1.5%-8.2%^[1]
U.S. Permissible exposure limit (PEL)	TWA 200 ppm (700 mg/m³)^[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Y verify (what is ^YN ?)
Infobox references