NOVEL 17 BETA LUPANE DERIVATIVES

摘要

The invention relates to 17&bgr; lupane derivatives of formula (I): wherein R1 and X are as defined herein, and pharmaceutically acceptable salts and solvates thereof. These compounds exhibit significant anti-HIV activity. Thus, the invention also relates to methods for prevention or treatment of HIV infection by administering therapeutically effective amounts of a compound of formula (I), or a pharmaceutically acceptable salt or solvate thereof to a subject in need of such treatment.