17α-Hydroxyprogesterone-13C3
17α-Hydroxyprogesterone-13C3 is the 13C-labeled 17α-Hydroxyprogesterone. 17α-Hydroxyprogesterone (17-Hydroxyprogesterone) is an endogenous progestogen as well as chemical intermediate in the biosynthesis of other steroid hormones, including the corticosteroids and the androgens and the estrogens.