CAS 7690-08-6: 16-Methylene-17α-hydroxy-19-norpregn-4-ene-3,20-dione

Segesterone is a synthetic progestin, which is a chemically engineered hormone analogue. It is synthesized from steroid precursors, specifically designed to mimic the naturally occurring hormone progesterone. Segesterone acts primarily through binding to progesterone receptors, exerting its effects by modulating gene expression related to reproductive processes. This mechanism inhibits ovulation, alters cervical mucus to prevent sperm penetration, and modifies the endometrial lining to reduce the likelihood of implantation. The primary applications of Segesterone are in the field of contraception, where it is utilized in innovative delivery systems such as the vaginal contraceptive ring. These products provide an option for long-term birth control, offering improved user convenience with fewer administrations compared to daily oral contraceptives. Scientists and researchers in pharmacology and reproductive health continue to investigate Segesterone's potential, exploring its unique receptor binding characteristics for broader applications within hormonal regulation therapies. Its significance in contraceptive technology demonstrates the ongoing advancements in synthetic hormone development, paving the way for new treatment paradigms.