4-Methyl-2-pentanone
SIGALD/360511 - ACS reagent, ≥98.5%
Synonym: Isobutyl methyl ketone; Isopropylacetone; MIBK; Methyl isobutyl ketone
CAS Number: 108-10-1
Empirical Formula (Hill Notation): C6H12O
Molecular Weight: 100.16
EC Number: 203-550-1
MDL Number: MFCD00008938
Linear Formula: (CH3)2CHCH2COCH3
Product Type: Chemical
| assay | ≥98.5% |
| autoignition temp. | 840 °F |
| bp | 117-118 °C |
| color | APHA: ≤15 |
| clear | |
| density | 0.801 g/mL at 25 °C (lit.) |
| dilution | (for analytical testing) |
| evapn. residue | ≤0.0050% |
| expl. lim. | 1.2-8 %, 93 °F |
| form | liquid |
| grade | ACS reagent |
| impurities | ≤0.002 meq/g Titr. acid |
| ≤0.100% water | |
| InChI | 1S/C6H12O/c1-5(2)4-6(3)7/ |
| InChI key | NTIZESTWPVYFNL-UHFFFAOYSA |
| mp | −80 °C (lit.) |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | CC(C)CC(C)=O |
| vapor density | 3.5 (vs air) |
| vapor pressure | 15.7 mmHg ( 20 °C) |
| Application: | 4-Methyl-2-pentanone is used: • To prepare (R)-(-)-4-methyl-2-pentan • In the preparation of jet-fuel-range alkene [C10 and C11 branched alkanes] via aldol condensation reaction with furfural followed by hydrodeoxygenation reaction. • Extracting agent for silver, gold and other rare elements from cyanide solutions. |
| Features and Benefits: | 4-Methyl-2-pentanone or Methyl isobutyl ketone (MIBK) commonly used diluent or extractant due to its, • Low density • Viscosity. |
| General description: | 4-Methyl-2-pentanone (Methyl isobutyl ketone (MIBK)) is an organic solvent widely used in various industrial applications. It is used as a solvent for gums, resins, paints, varnishes, lacquers, and nitrocellulose. It is also used as a denaturant and solvent in cosmetic products. |
| General description: | Our premium ACS solvents are ideal for routine chemical synthesis, drying, purification, and critical labware cleaning. They meet or exceed the rigorous standards of the American Chemical Society (ACS), ensuring high-quality results for your research needs. Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications. Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication. Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory. |
| Packaging: | 1, 6×1, 2.5 L in glass bottle |
| Packaging: | 18, 20 L in steel drum |
| Packaging: | 500 mL in glass bottle |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H319 - H332 - H335 |
| Precautionary statements | P210 - P233 - P240 - P241 - P304 + P340 + P312 - P305 + P351 + P338 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-20-36/37-66 |
| Safety Statements | 9-16-29 |
| RIDADR | UN1245 - class 3 - PG 2 - Methyl isobutyl ketone |
| WGK Germany | WGK 1 |
| Flash Point(F) | 57.2 °F - closed cup |
| Flash Point(C) | 14 °C - closed cup |
| Supplemental Hazard Statements | EUH066 |
| Purity | ≥98.5% |
| bp | 117-118 °C |
| mp | −80 °C (lit.) |
| Density | 0.801 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352115 |



