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1 methyl 2 pyrrolidone
Chemical Name: N-Methylpyrrolidone
Synonyms: 1-Methyl-2-pyrrolidone, NMP
CAS NO. :872-50-4
Molecular Formula: C5H9NO
Molecular weight :99.1
NMP is a colorless to slightly yellow liquid, with a faint amine odor. NMP is miscible with water and conventional organic solvents. Melting Point:-23.60, Boiling Point:2040, Flash Point:910, Density@250: 1.028 g/ml. It is excellent solvent, widely used in petrochemical, pesticide, pharmaceuticals, electronic materials which used as acetylene concentration, gas desulphurization, lubricant refining and antifreezes, olefins extractant, solvent of unsolvable engineering plastic, herbicide, insulator, integrated circuit making, recovery of PVC trail gas, purification agent, dye additive, dispersant, etc. .
Appearance Colorless transparent liquid
Purity, % 99.8 min.
Moisture, % 0.05 max.
Color, Pt-Co 10 max.
Refractive index 1.466-1.472
Mainly used in petrochemical, pesticide, pharmaceuticals, electronic materials etc.
Packing: 200kgs plastic drum.
Storage and transport:
Store in cool, dry and ventilated place, keep closed tightly after use, and handling gently avoiding leakage.