(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol; CAS No.: 57-63-6 - This chemical is utilized in the preparation of heterocyclic compounds, which are fundamental in the synthesis of drugs and other bioactive molecules. Its high purity and consistency are guaranteed by ChemShuttle, enhancing research outcomes.