1-Methyl-2-pyrrolidinone

Product Name: 1-Methyl-2-pyrrolidinone Synonyms: M-PYROL(R);N-METHYLPYROLIDONE;N-METHYLPYRROLID-2-ONE;N-METHYLPYRROLIDINONE;N-METHYLPYRROLIDNONE;N-METHYLPYRROLIDONE;NMP-T;NMP-EL CAS: 872-50-4 MF: C5H9NO MW: 99.13 EINECS: 212-828-1 mp -24 °C(lit.) bp 202 °C(lit.) density 1.028 g/mL at 25 °C(lit.) vapor density 3.4 (vs air) vapor pressure 0.29 mm Hg ( 20 °C) refractive index n20/D 1.479 Fp 187 °F storage temp.

2-8°C color ≤20(APHA) Water Solubility >=10 g/100 mL at 20 oC Sensitive Hygroscopic Merck 14,6117 BRN 106420 Stability: Stable, but decomposes upon exposure to light. Combustible. Incompatible with strong oxidizing agents, strong acids, reducing agents, bases.

Chemical Properties colourless or light yellow liquid with an amine odour Usage high purity grade for ICP-MS detection Usage It is a versatile industrial solvent. NMP is currently approved for use only in veterinary pharmaceuticals.

The determination of the disposition and metabolism of NMP in the rat will contribute toward understanding the toxicology of this exogenous chemical which man may likely be exposed to in increasing amounts.