Mesityl Oxide

CAS RN:141-79-7

Major Uses

Solvent for nitrocellulose, many gums and resins, particularly vinyl resins. In lacquers, varnishes and enamels. In making methyl isobutyl ketone.
In leather industries, in ore flotation, as organic intermediate
Synthetic flavor ingredient
Solvent for rubbers, vinyl chloride-vinyl acetate copolymers, cellulose resins, oils, gums, ink, & lacquers; component of paint and varnish removers; chem intermediate for methyl isobutyl ketone
Inert Ingredients in Pesticide Products; LIST 2. POTENTIALLY TOXIC INERTS/HIGH PRIORITY FOR TESTING: Mesityl Oxide
Inert Ingredients Currently Used in Pesticide Products: 141-79-7, Mesityl oxide
Insect repellent
... Used to a small extent as an intermediate in synthesis. Most of it is converted to 4-methyl-2-pentanone by selective hydrogenation.
... A small amount of mesityl oxide (MO) has been imported into the United States in recent years for use as an inert in a herbicide. All other known uses are industrial. Outside the United States, MO uses include the manufacture of drying oils, drugs, and plasticisers.
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed