Harringtonines
Synonyms
Alkaloids, Cephalotaxine
Alkaloids, Cephalotaxus
Cephalotaxine Alkaloids
Cephalotaxus Alkaloids
Tetracyclic spiro-BENZAZEPINES isolated from the seeds of CEPHALOTAXUS. They are esters of the alkaloid cephalotaxine and may be effective as antineoplastic agents.