1-(Hydroxymethyl)-2-pyrrolidone 1-(Hydroxymethyl)pyrrolidin-2-one 1-Hydroxymethyl-2-pyrrolidinone 15438-71-8 2-Pyrrolidinone, 1-(hydroxymethyl)- AI3-28014 EINECS 239-451-5 N-(Hydroxymethyl)-2-pyrrolidinone N-(Hydroxymethyl)-2-pyrrolidone N-Methylol-2-pyrrolidinone N-Methylol-2-pyrrolidone N-Methylolpyrrolidinone N-Methylolpyrrolidone NSC 84227