can't read?
2-Pyrrolidone is an organic compound consisting of a 5-membered lactam, making it the simplest γ-lactam. It is a colorless liquid that is miscible with water and most common organic solvents
P 2842 (OTTO) 2-Pyrrolidinone, 98% Cas 616-45-5 - used as a solvent and an intermediate in polymers, inkjet cartridges, tone and colorant products.