17a-Hydroxyprogesterone

17-Hydroxyprogesterone (17-OH progesterone or 17OHP) is a C-21 steroid hormone produced during the synthesis of glucocorticoids and sex steroids. Appearance: White to Off-White Solid, Purity: ~90%, Solubility: Chloroform, Methanol (Slightly), Method for Determining Identity: Proton NMR Spectroscopic and Mass Spectrometric Analysis, TLC Conditions: SiO2: Dichloromethane: Methanol, 9:1, Visualized with UV and AMCS, Single spot, Rf=0.4, Melting Point: 219-221ºC, Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.