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Results for “PYRIMIDINES”

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At least 181 records · Page 10Linked to original sources

PubMed1980

Evidence for pyrimidine-pyrimidine cyclobutane dimer formation in the covalent cross-linking between transfer ribonucleic acid and 16S ribonucleic acid at the ribosomal P site.

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Bacillus subtilis↗

PubMed1971

The x-ray structures of 7-aminofurazano (3,4-d)pyrimidine and 7-amino-1,2,5-thiadiazolo(3,4-d)pyrimidine.

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Crystallography↗

PubMed1974

Nitrofurfuryl heterocycles. 12. 4-Amino-6-(5-nitro-2-furyl)isoxazolo(5,4-d)pyrimidines and 4-amino-2-(5-nitro-2-furyl)pyrimido(4,5-d)pyrimidines.

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Anti-Bacterial Agents↗

PubMed1973

2,4-Diaminothieno(2,3-d)pyrimidines as antifolates and antimalarials. 1. Synthesis of 2,4-diamino-5,6,7,8-tetrahydrothianaphthena(2,3-d)pyrimidines and related compounds.

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Amines↗

PubMed1969

2,4-diaminopyrimidines. The cyclization of 6-phenacylthio and related derivatives to thieno[2,3-d]pyrimidines and thiazolo[3,2-c]pyrimidines.

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Animals↗

PubMed1968

Studies on condensed pyrimidine systems. 23. Synthesis of 2,4-diaminopyrido[2,3-d]pyrimidines from beta-keto esters.

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Esters↗

PubMed1968

Studies on condensed pyrimidine systems. XXV. 2,4-diaminopyrido[2,3-d]pyrimidines. Biological data.

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Animals↗

PubMed1966

v-Triazolo[4,5-d]pyrimidines. 3. N-(3-alkyl-5-amino-3H-v-triazolo[4,5-d]pyrimidin-7-yl)-amino acids.

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Amino Acids↗

PubMed1977

Studies on biologically active nucleosides and nucleotides. 2. A convenient one-step synthesis of 2,2'-anhydro-1-(3',5'-di-O-acyl-beta-D-arabinofuranosyl)pyrimidines from pyrimidine ribonucleosides.

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Chemical Phenomena↗

PubMed1972

Pyrido (2,3-d) pyrimidines. II. Synthesis of ribonucleosides of 4-oxo- and 2,4-dioxopyrido (2,3-d) pyrimidines.

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Ketones↗

PubMed1972

Pyrido(2,3-d)pyrimidines. 3. Synthesis of some 8-( -D-ribofuranosyl)pyrido(2,3-d)pyrimidines structurally related to the antibiotic sangivamycin.

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Antibiotics, Antineoplastic↗

PubMed1976

Pyrido(2,3-d)pyrimidines. IV. Synthetic studies leading to various oxopyrido(2,3-d)pyrimidines.

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Chemical Phenomena↗

PubMed1976

Pyrimidine derivatives and related compounds. 4. A route for the synthesis of pyrazolo[3,4-e]-as-triazines, pyrazolo[3,4-d]pyrimidines, and pyrazolo[1,5-c]-as-triazines.

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Chemical Phenomena↗

PubMed1973

Phosphorino(4,3-d)pyrimidines. 3. Synthesis, resolution, and properties of 4-substituted phosphorino(4,3-d)pyrimidines.

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Bromides↗

PubMed2001

First regioselective enzymatic acylation of amino groups applied to pyrimidine 3',5'-diaminonucleoside derivatives. Improved synthesis of pyrimidine 3',5'-diamino-2',3',5'-trideoxynucleosides.

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Acylation↗

PubMed1967

New pyrimidine pathway involved in the biosynthesis of the pyrimidine of thiamine.

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Carbon Isotopes↗

PubMed1969

Pyrimidine reactions. XIX. Aminolysis and hydrolysis of sulphoxides and sulphones derived from 2-(p-substituted phenylthio)-pyrimidines.

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Benzoates↗

PubMed1971

Purines, pyrimidines, and imidazoles. 37. Some new syntheses of pyrazolo[3,4-d]pyrimidines, including allopurinol.

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Allopurinol↗