(R)-methyl 4-((3R,5R,6S,8S,9S,10R,13R,14S,17R)-3,6-dihydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate; CAS No.: 2868-48-6; This compound is pivotal in creating heterocyclic structures, which are fundamental in medicinal chemistry. Its high reactivity and stability under various conditions make it a preferred choice. ChemShuttle provides this product, along with CRO services, and supports efficient online ordering with US shipping.