4-Methyl-2-pentanone CAS #108-10-1
Effective Solvent: 4-Methyl-2-pentanone is an excellent solvent for nitrocellulose, lacquers, and certain polymers, making it essential in the chemical and pharmaceutical industries.
Versatile Applications: It is widely used in scientific research, nuclear fission product recovery, and as a reactant in chemical syntheses, showcasing its broad utility.
Stability and Solubility: The compound has a low volatility, is soluble in water (20g/L), and is miscible with oils, providing stability and versatility in various formulations.
Moderate Toxicity and Safety: With proper handling, 4-methyl-2-pentanone's moderate toxicity and low exposure limits ensure safety in industrial applications.
4-Methyl-2-pentanone, also known as methyl isobutyl ketone, is commonly used as a solvent in the chemical and pharmaceutical industries, as well as in the separation and recovery of nuclear fission products and scientific research experiments. The market-grade 4-methyl-2-pentanone typically has a purity of ≤99%, with traces of alcohol, acidic compounds, water, and other impurities. It serves as an effective solvent for nitrocellulose, lacquers, and certain polymers and resins. Additionally, 4-methyl-2-pentanone is utilized as a reactant in the synthesis of 2-(1-hydroxy-3-methylbutyne)-1H-indene-1,3(2H)-dione.
Parameters
Melting point | -80 °C (lit.) |
Boiling point | 117-118 °C |
density | 0.801 g/mL at 25 °C (lit.) |
vapor density | 3.5 (vs air) |
vapor pressure | 15 mm Hg ( 20 °C) |
FEMA | 2731 | 4-METHYL-2-PENTANONE |
refractive index | n20/D 1.395(lit.) |
Fp | 56 °F |
storage temp. | Store at +5°C to +30°C. |
solubility | water: soluble20g/L, soluble in alcohol, miscible with oils. Soluble in Propylene glycol and Glycerin. |
form | Liquid |
color | APHA: ≤15 |
Specific Gravity | 0.80 |
PH | 7 (20°C) |
Odor | Pleasant; mild, characteristic; sharp; non-residual; ketonic. |
explosive limit | 1.2-8%, 93°F |
Odor Threshold | 0.17ppm |
biological source | synthetic |
Odor Type | green |
Water Solubility | 17 g/L (20 ºC) |
λmax | λ: 335 nm Amax: 1.00 |
JECFA Number | 301 |
Merck | 14,5207 |
BRN | 605399 |
Henry's Law Constant | 2.56 at 25 °C (batch stripping method-GC, Kim et al., 2000) |
Exposure limits | TLV-TWA 205 mg/m3 (50 ppm); STEL 300 mg/m3 (75 ppm) (ACGIH); IDLH 3000 ppm (NIOSH). |
Dielectric constant | 13.0（Ambient） |
Stability: | Volatile |
LogP | 1.3-1.9 at 20℃ |
CAS DataBase Reference | 108-10-1(CAS DataBase Reference) |
IARC | 2B (Vol. 101) 2013 |
NIST Chemistry Reference | Methyl isobutyl ketone(108-10-1) |
EPA Substance Registry System | Methyl isobutyl ketone (108-10-1) |
Safety Information
Hazard Codes | F,Xn,T |
Risk Statements | 11-20-36/37-66-39/23/24/25-23/24/25 |
Safety Statements | 9-16-29-45-36/37-7 |
RIDADR | UN 1245 3/PG 2 |
OEB | A |
OEL | TWA: 50 ppm (205 mg/m3), STEL: 75 ppm (300 mg/m3) |
WGK Germany | 1 |
RTECS | SA9275000 |
Autoignition Temperature | 840 °F |
TSCA | Yes |
HS Code | 2914 13 00 |
HazardClass | 3 |
PackingGroup | II |
Hazardous Substances Data | 108-10-1(Hazardous Substances Data) |
Toxicity | LD50 orally in rats: 2.08 g/kg (Smyth) |
IDLA | 500 ppm |
