6-Chloro-3,20-dioxopregna-4,6-dien-17-yl acetate(CAS: 302-22-7)

The physical properties of 6-Chloro-3,20-dioxopregna-4,6-dien-17-yl acetate include a white crystalline form with a molecular weight of approximately 416.08 g/mol. It has a low solubility in water but is soluble in organic solvents like ethanol and acetone. Chemically, it is highly reactive and can undergo ester hydrolysis and nucleophilic substitution reactions.

6-Chloro-3,20-dioxopregna-4,6-dien-17-yl acetate is typically synthesized through a series of reactions involving the conversion of progesterone to the 17-oxo derivative followed by acetylation. The synthesis requires careful control of reaction conditions to achieve high selectivity and yield. Commonly used catalysts include strong acids like sulfuric acid, and the process involves an esterification step.

6-Chloro-3,20-dioxopregna-4,6-dien-17-yl acetate is primarily used in the pharmaceutical industry as an intermediate in the synthesis of corticosteroids and other steroid derivatives. It is also used in the production of certain synthetic hormones and in research applications related to steroid chemistry.

When handling 6-Chloro-3,20-dioxopregna-4,6-dien-17-yl acetate, appropriate personal protective equipment (PPE) such as gloves, lab coat, and safety goggles should be worn. Work should be conducted in a well-ventilated area or fume hood. Spills should be cleaned up immediately using appropriate absorbent materials. Safety data sheets (SDS) should be consulted for specific handling and disposal instructions.