Reichstein substance

Reich·stein sub·stance

(rīk'stīn), one of several steroids, for example, Reichstein substance F (cortisone), Reichstein substance H (corticosterone), Reichstein substance M (cortisol), Reichstein substance Q (cortexone), and Reichstein substance S (cortexolone). Synonym(s): Reichstein compound [T. Reichstein]