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.