Methyl isobutyl ketone
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Description
A colorless liquid solvent with an acetone-like odor. Methyl isobutyl ketone is used as a solvent for Cellulose nitrate, gums, resins, fats, waxes, and oils. It is used commercially in paints, varnishes, and lacquers and as a denaturant for ethanol.
Synonyms and Related Terms
MIBK; hexone; 4-methyl-2-pentanone; isopropylacetone
Other Properties
Miscible in most organic solvents. Slightly soluble in water.
| Composition | (CH3)2CHCH2OCH3 |
|---|---|
| CAS | 108-10-1 |
| Melting Point | -85 |
| Density | 0.8061 |
| Molecular Weight | mol. wt. = 100.16 |
| Refractive Index | 1.3861 |
| Boiling Point | 116-117 |
Hazards and Safety
Flammable. Flash point 14C (57F). Dangerous fire risk. Explosive limits in air 1.4-7.5%.
Moderate toxicity by inhalation, ingestion and skin absorption.
Mallinckrodt Baker: MSDS
Sources Checked for Data in Record
- R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
- Reed Kay, The Painter's Guide To Studio Methods and Materials, Prentice-Hall, Inc., Englewood Cliffs, NJ, 1983
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 6164