Decomposition Decomposes with heat. Can give off hydrogen cyanide and carbon monoxide. Polymerization Polymerization will not occur. Methylglutaronitrile is moderately toxic by skin absorption. In animal tests, methylglutaronitrile was mildly irritating to the eyes, but not a skin irritant.
Toxic effects described in animals include nonspecific effects before death.
Recover nonusable free liquid and dispose of in an approved and permitted incinerator or biological treatment system. Do not flush to surface water or sanitary sewer system. Therefore, control of inhalation alone may not be sufficient to prevent an excessive dose. The data in this Material Safety Data Sheet relates only to the specific material designated herein and does not relate to use in combination with any other material or in any process.