(2R)-2-[(5R,10S,13R,14R,16R,17R)-16-hydroxy-4,4,10,13,14-pentamethyl-3-oxo-1,2,5,6,12,15,16,17-octahydrocyclopenta[a]phenanthren-17-yl]-6-methyl-5-methylideneheptanoic acid(CAS: 465-18-9)

This compound is a crystalline solid with a molecular weight of approximately 687.8 g/mol. It has a low solubility in water but is more soluble in organic solvents. Chemically, it is reactive, particularly in ester and alkene functionalities, and can undergo hydrolysis and reduction under certain conditions.

The synthesis of this compound often involves a multistep process, including the preparation of the key cyclopenta[a]phenanthrene derivative, followed by hydroxylation, methylation, and esterification reactions. Common catalysts include transition metals such as palladium, and the process typically achieves a yield of around 60-70%.

This compound is primarily used in the pharmaceutical industry for the development of novel drugs. It has also found applications in the polymer industry for synthesizing advanced materials with specific properties, and in the semiconductor industry for its use in electronic ink and display technologies.

Proper personal protective equipment (PPE) including gloves and safety goggles should be worn. This compound should be handled in a well-ventilated area or a fume hood to minimize inhalation risk. Spills should be handled using appropriate absorbents and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.