Methyl isopropyl ketone
3-Methyl-2-butanone (methyl isopropyl ketone, MIPK) is a ketone and solvent of minor importance. It is comparable to MEK (Methyl ethyl ketone), but has a lower solvency and is more expensive.[2]
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| Names | |
|---|---|
| IUPAC name
3-Methylbutan-2-one | |
| Other names
Isopropyl methyl ketone, MIPK, 2-Acetyl propane 3-Methyl-2-butanone | |
| Identifiers | |
CAS Number |
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3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.008.423 |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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InChI
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SMILES
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| Properties | |
Chemical formula |
C5H10O |
| Molar mass | 86.13 g/mol |
| Appearance | Colorless liquid |
| Odor | Acetone-like |
| Density | 0.803 g/cm³ (20 °C) |
| Melting point | −92 °C (−134 °F; 181 K) |
| Boiling point | 92 °C (198 °F; 365 K) |
Solubility in water |
6-8.2 g/l (20 °C) |
| Vapor pressure | 8.6 kPa (20 °C) |
Magnetic susceptibility (χ) |
-58.45·10−6 cm3/mol |
Refractive index (nD) |
1.389 (20 °C) |
| Viscosity | 0.48 mPa·s (20 °C) |
| Hazards | |
| Flash point | 5 °C (41 °F) |
Autoignition temperature |
475 °C (887 °F; 748 K) |
| NIOSH (US health exposure limits): | |
PEL (Permissible) |
none[1] |
REL (Recommended) |
TWA 200 ppm (705 mg/m3)[1] |
IDLH (Immediate danger) |
N.D.[1] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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| Infobox references | |
References
- NIOSH Pocket Guide to Chemical Hazards. "#0424". National Institute for Occupational Safety and Health (NIOSH).
- Dieter Stoye (2007), "Solvents", Ullmann's Encyclopedia of Industrial Chemistry (7th ed.), Wiley, pp. 55–56
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