(R)-methyl 4-((3R,5R,8S,9S,10R,13R,14S,17R,E)-6-ethylidene-3-hydroxy-10,13-dimethyl-7-oxo-hexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate; CAS No.: 1516887-31-2; (R)-methyl 4-((3R,5R,8S,9S,10R,13R,14S,17R,E)-6-ethylidene-3-hydroxy-10,13-dimethyl-7-oxo-hexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate is a complex organic compound and a pharma building block. ChemShuttle, a chemical online mall, offers this compound to the market. They provide a platform where customers can easily find and purchase this compound. Their custom synthesis services also allow for customization, meeting the specific needs of customers in the pharmaceutical and chemical research fields.