THIOXOTHIAZOLIDINE DERIVATIVE HAVING RAS FUNCTION INHIBITORY EFFECT

摘要

The present invention provides an anticancer drug having a Ras function inhibitory action.;The present invention provides a Ras function inhibitor comprising a compound represented by the formula (I′):;;wherein each symbol is as defined in the present specification, or a salt thereof.

主权项

1. Ras function inhibitor comprising a compound represented by the formula (I′): wherein A is an optionally substituted cyclic group or an optionally substituted chain hydrocarbon group; B is a hydrogen atom, an optionally substituted cyclic group, an optionally substituted amino group, an optionally substituted hydroxy group or an optionally esterified or amidated carboxy group; X1 and X2 are each independently an oxygen atom or a sulfur atom; and Y and Z are each independently a bond or a spacer having 1 to 6 atoms, or a salt thereof.