What are the physical and chemical properties of (17alpha)-17-Hydroxy-7-methyl-19-norpregn-5(10)-en-20-yn-3-one (CAS: 5630-53-5)?

(17alpha)-17-Hydroxy-7-methyl-19-norpregn-5(10)-en-20-yn-3-one is a white to off-white crystalline solid with a molecular weight of approximately 330.46 g/mol. It has limited water solubility, typically requiring solvents like methanol or ethanol for dissolution. The compound is relatively stable under normal conditions but can degrade under acidic or basic conditions. It exhibits low reactivity towards common functional groups but can undergo reactions such as reduction or aromatization with appropriate reagents.