Melphalan
（重定向自Alkeran）
![Syntheses:[8][9][10] U.S. Patent 3,032,584; U.S. Patent 3,032,585 (both 1962 to NRDC).](/uploads/202412/18/Melphalan_synthesis.svg2911.png)
Melphalan (trade name Alkeran, in former USSR also known as Sarcolysin) is a chemotherapy drug belonging to the class of nitrogen mustard alkylating agents.
An alkylating agent adds an alkyl group (CnH2n+1) to DNA. It attaches the alkyl group to the guanine base of DNA, at the number 7 nitrogen atom of the imidazole ring.