Purines are heterocyclic compounds composed of a pyrimidine ring and an imidazole ring and are the main components of nucleic acids. Their derivatives, such as adenine, guanine, and xanthine, are […]
Purines are heterocyclic compounds composed of a pyrimidine ring and an imidazole ring and are the main components of nucleic acids. Their derivatives, such as adenine, guanine, and xanthine, are […]