9-(Acetoxymethyl)fluorene is an intermediate in the synthesis of 9-Methylidenefluorene which is an analog of 9-Methylfluorene (M305335); a compound that has been shown to be mutagenic in Salmonella typhimurium TA98 and TA100 in the presence of 9000 X g supernantant from Aroclor-induced rats.