Description: Halichondrin B, sourced from the sponge Halichondria okadai, serves as a noncompetitive inhibitor of Vinca-alkaloid binding to tubulin, with an IC 50 for tubulin polymerization ranging from 1.2-1.4 μM, and exhibits anti-tumor activity [1].
CAS Number: 103614-76-2
Formula: C60H86O19
Molecular Weight: 1111,31