N-Methyl-2-pyrrolidone

N-Methyl-2-pyrrolidone Formula: C5H9NO Molecular weight: 99.1 Product Number: 584384 CAS Registry Number: 872-50-4 Description N-Methyl-2-pyrrolidone is a colorless to slightly yellow liquid, with a faint amine odor. NMP is miscible with water and conventional organic solvents. Application Electronic Grade: For higher end, low impurity level applications: • lithium ion batteries • photoresist stripper • epoxy deflashing • wafer degreasing • coating developer Standard Grade: • petrochemical applications • extraction/recovery of acetylene and butadiene • dehydration of natural gas • pesticide • pigment dispersion • synthetic plastic elements • dyeing fibers and leather • synthetic fiber spinning medium • lube oil processing Product Specification Value Test Method Assay, % minimum 99.8 G.C. Water, ppm maximum 190 K.F. Color, APHA maximum 10 Pt/Co Butyrolactone, % maximum - G.C. Foreign matter none