Bruceantin

**Semantic type:** Antibiotic|Organic Chemical|Pharmacologic Substance

**Definition:** A triterpene quassinoid antineoplastic antibiotic isolated from the plant Brucea antidysenterica. Bruceantin inhibits the peptidyl transferase elongation reaction, resulting in decreased protein and DNA synthesis. Bruceantin also has antiamoebic and antimalarial activity. (NCI04)

**Synonyms:** - 2H-3, 11c-(Epoxymethano)phenanthro[10,1-bc]pyran, Picras-3-en-21-oic Acid Derivative - BRUCEANTIN - BRUCEANTIN - Picras-3-en-21-oic Acid, 15-[(3,4-dimethyl-1-oxo-2-pentenyl)oxy]-13,20-epoxy-3,11, 12-trihydroxy-2,16-dioxo-, Methyl Ester, (11beta,12alpha,15beta(E)) - Picras-3-en-21-oic acid, 15-[(3, 4-dimethyl-1-oxo-2-pentenyl)oxy]-13,20-epoxy-3,11,12-trihydroxy-2, 16-dioxo-, methyl ester [11.beta.,12.alpha.,15.beta.(E)]- - Picras-3-en-21-oic acid, 15-[(3, 4-dimethyl-1-oxo-2-pentenyl)oxy]-13,20-epoxy-3,11,12-trihydroxy-2, 16-dioxo-, methyl ester, [11.beta.,12.alpha.,15.beta.(E)]- - [11Beta,12alpha,15beta(E)]-15-[(3,4-dimethyl-1-oxo-2-pentenyl)oxy]-13,20-epoxy-3,11,12-trihydroxy-2,16-dioxopicras-3-en-21-oic Acid Methyl Ester