Abarelix(CAS: 183552-38-7)

Abarelix is a white to off-white crystalline powder with a molecular weight of approximately 576.5 g/mol. It is poorly soluble in water but soluble in organic solvents like ethanol and DMSO. Chemically, it is a nonpeptide gonadotropin-releasing hormone (GnRH) antagonist. It is stable under normal storage conditions and exhibits low reactivity with common laboratory reagents.

Abarelix is synthesized through a multi-step process involving the construction of key peptide segments and their subsequent coupling. Common synthetic methods include solid-phase peptide synthesis (SPPS) followed by purification steps such as HPLC. The synthesis typically requires standard laboratory equipment and reagents, with careful monitoring of reaction progress and product purity.

Abarelix is primarily used in the pharmaceutical industry, particularly in the treatment of breast cancer and prostate cancer by inhibiting the secretion of gonadotropins. It is also used in the research and development of other hormone-related therapies.

Abarelix should be handled in a well-ventilated area with appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. It is not considered highly hazardous but should be stored in a cool, dry place, away from incompatible materials. In case of a spill, handle it with care and refer to the Material Safety Data Sheet (MSDS) for detailed instructions.