6-hydroxymethylacylfulvene
(6-hy-DROK-see-MEH-thul-AY-sel-FUL-veen)
A substance being studied in the treatment of some types of cancer. 6-hydroxymethylacylfulvene attaches to the cell's DNA and may block cancer cell growth. It is a type of alkylating agent. Also called irofulven.