Description
An ansamacrolide; inhibits polymerization and induces depolymerization of bovine brain tubulin (EC50s = 12 and 43 µM, respectively); inhibits sea urchin egg mitosis at 10 µM and decreases proliferation of KB nasopharyngeal cancer cells (EC50 = 0.19 µg/ml)
Formal name: 3-O-de[2-(acetylmethylamino)-1-oxopropyl]-maytansine
Synonyms: Ansamitocin P-0|Antibiotic C-15003P0|NSC 239386
Molecular weight: 565.1
CAS: 57103-68-1
Purity: ≥95%
Formulation: A crystalline solid