The molecule is a nucleoside 3',5'-cyclic phosphate that is cAMP in which the nitrogen atom at position 7 on the purine fragment is replaced by a methine (C-H) group. It is a N-glycosylpyrrolopyrimidine, a ribonucleotide and a nucleoside 3',5'-cyclic phosphate. It derives from a tubercidin.
(4aR,6R,7R,7aS)-6-(4-aminopyrrolo[2,3-d]pyrimidin-7-yl)-2-hydroxy-2-oxo-4a,6,7,7a-tetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-7-ol