Hydroxyprogesterone Chemical compound Description Description17α-Hydroxyprogesterone, or hydroxyprogesterone, is an endogenous progestogen steroid hormone related to progesterone. It is also a chemical intermediate in the biosynthesis of many other endogenous steroids, including androgens, estrogens, glucocorticoids, and mineralocorticoids, as well as neurosteroids. Wikipedia Formula: C21H30O3 Molar mass: 330.4611 g/mol ChemSpider ID: 6002 ChemSpider ID: 6002 ChEBI ID: 17252 PubChem CID: 6238