英文别名2-pyrrolidinone, 4-(hydroxymethyl)-; 4-(HydroxyMethyl)-2-pyrrolidin-2-one; 4-(Hydroxymethyl)-2-oxopyrrolidine; 4-methylol-2-pyrrolidone; 4-Hydroxymethyl-2-pyrrolidinone; 4-hydroxymethylpyrrolidone; 2-PYRROLIDINONE,4-(HYDROXYMETHYL); 4-hydroxymethyl-pyrrolidin-2-one 
