Category:
Regulated Fine Chemicals
CAS NO:
73565-87-4
Standard:
BP,EP,ChP,USP,
Cortisol-9,11,12,12-d4 is a stable isotopically labeled internal standard for quantitative analysis of cortisol. Synthesized via catalytic deuteration or specific precursor labeling, it matches the physicochemical properties of native cortisol while differing in mass. Formula: C21H26D4O5; CAS: 107408-56-6.
Store at -20°C in sealed amber vials to prevent photodegradation. Use only as a research reagent; not intended for human therapeutic administration. Handle with appropriate PPE to avoid inhalation or skin contact during weighing.