having oxo groups directly attached to the pyrimidine ring, e.g. cytidine, cytidylic acid

Full Title

Medicinal preparations containing organic active ingredients > Carbohydrates; Sugars; Derivatives thereof (sorbitol A61K31/047) > Compounds having saccharide radicals and heterocyclic rings > having nitrogen as a ring hetero atom, e.g. nucleosides, nucleotides > containing six-membered rings with nitrogen as a ring hetero atom > containing condensed or non-condensed pyrimidines > having oxo groups directly attached to the pyrimidine ring, e.g. cytidine, cytidylic acid

Child Classifications

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• A61K 31/7072 having two oxo groups directly attached to the pyrimidine ring, e.g. uridine, uridylic acid, thymidine, zidovudine