Chloro 5 substituted adamantyl 1,2 dioxetane phosphate

Chloro-5-substituted adamantyl-1,2-dioxetane phosphate (CSPD) is a chemical substance with formula C₁₈H₂₀ClO₇PNa₂. It is a component of enhanced chemiluminescence enzyme-linked immunosorbent assay (ELISA) kits, used for the detection of minute amounts of various substances.