Synthesis and evaluation of two series of 4'-aza-carbocyclic nucleosides as adenosine A2A receptor agonists. 2010

David Beattie, and Andrew Brearley, and Zarin Brown, and Steven J Charlton, and Brian Cox, and Robin A Fairhurst, and John R Fozard, and Peter Gedeck, and Paul Kirkham, and Koremu Meja, and Lana Nanson, and James Neef, and Helen Oakman, and Gillian Spooner, and Roger J Taylor, and Robert J Turner, and Ryan West, and Hannah Woodward
Novartis Institutes for BioMedical Research, Respiratory Diseases Area, Horsham, United Kingdom.

The synthesis of two series of 4'-aza-carbocyclic nucleosides are described in which the 4'-substituent is either a reversed amide, relative to the carboxamide of NECA, or an N-bonded heterocycle. Using established purine substitution patterns, potent and selective examples of agonists of the human adenosine A(2A) receptor have been identified from both series. The propionamides 14-18 and the 4-hydroxymethylpyrazole 32 were determined to be the most potent and selective examples from the 4'-reversed amide and 4'-N-bonded heterocyclic series, respectively.

UI MeSH Term Description Entries
D009705 Nucleosides Purine or pyrimidine bases attached to a ribose or deoxyribose. (From King & Stansfield, A Dictionary of Genetics, 4th ed) Nucleoside,Nucleoside Analog,Nucleoside Analogs,Analog, Nucleoside,Analogs, Nucleoside
D011742 Pyrimidine Nucleotides Pyrimidines with a RIBOSE and phosphate attached that can polymerize to form DNA and RNA. Nucleotides, Pyrimidine
D002264 Carboxylic Acids Organic compounds containing the carboxy group (-COOH). This group of compounds includes amino acids and fatty acids. Carboxylic acids can be saturated, unsaturated, or aromatic. Carboxylic Acid,Acid, Carboxylic,Acids, Carboxylic
D003412 Cricetulus A genus of the family Muridae consisting of eleven species. C. migratorius, the grey or Armenian hamster, and C. griseus, the Chinese hamster, are the two species used in biomedical research. Hamsters, Armenian,Hamsters, Chinese,Hamsters, Grey,Armenian Hamster,Armenian Hamsters,Chinese Hamster,Chinese Hamsters,Grey Hamster,Grey Hamsters,Hamster, Armenian,Hamster, Chinese,Hamster, Grey
D004353 Drug Evaluation, Preclinical Preclinical testing of drugs in experimental animals or in vitro for their biological and toxic effects and potential clinical applications. Drug Screening,Evaluation Studies, Drug, Pre-Clinical,Drug Evaluation Studies, Preclinical,Drug Evaluations, Preclinical,Evaluation Studies, Drug, Preclinical,Evaluation, Preclinical Drug,Evaluations, Preclinical Drug,Medicinal Plants Testing, Preclinical,Preclinical Drug Evaluation,Preclinical Drug Evaluations,Drug Screenings,Screening, Drug,Screenings, Drug
D006224 Cricetinae A subfamily in the family MURIDAE, comprising the hamsters. Four of the more common genera are Cricetus, CRICETULUS; MESOCRICETUS; and PHODOPUS. Cricetus,Hamsters,Hamster
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D001372 Aza Compounds Organic chemicals where carbon atoms have been replaced by nitrogen atoms. Compounds, Aza
D016466 CHO Cells CELL LINE derived from the ovary of the Chinese hamster, Cricetulus griseus (CRICETULUS). The species is a favorite for cytogenetic studies because of its small chromosome number. The cell line has provided model systems for the study of genetic alterations in cultured mammalian cells. CHO Cell,Cell, CHO,Cells, CHO

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