Products > 1-Methyl-2-Pyrrolidinone
   1-Methyl-2-Pyrrolidinone
Formula: C5H9NO   F.W.: 99.13   CAS: 872-50-4

Physical Data  
Appearance Clear
Viscosity (cP, 25℃) 1.67
Density (g/ml. 25℃) 1.033
Boiling Point (℃) 81-82
Refractive Index (25℃) 1.47

HPLC MP-1322  
Assay 99.5%
Color (APHA) max 20
Ignition Residue (ppm) max 5
Alkalinity (meq/g) max 0.001
Water (%) max 0.05
Optical Absorbance at  
265nm max 1.00
275nm max 0.70
300nm max 0.30
325nm max 0.10
350nm max 0.03
400nm max 0.01


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