It is mainly used as a biochemical research reagent for studying RNA metabolism nucleotide enzymes and phosphodiesterase activity.

Its purpose is to serve as a substrate standard or research compound in studies of nucleotide and RNA-related biochemical processes.

Cytidine 23-cyclic monophosphate monosodium salt is a sodium salt of a cyclic nucleotide containing cytidine and a phosphate group linking the 2 and 3 positions of the ribose sugar.