1,823 Artículos relativos a Piranos

• Biosynthesis of chelidonic acid. I. Preliminary observation on the precursors of chelidonic acid in Convallaria majalis L.
  Publicado en Arch Biochem Biophys
• 11-Methoxy-nor-yangonin aus einer botanisch nicht beschriebenen Piperart Neu-Guineas.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Isolierung von 11-Methoxy-yangonin aus der Kawawurzel.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Vitamin A analogues. IV. Attempted synthesis of 2,4,4-trimethyl-tetrahydrothiopyrone-3.
  Publicado en Tetrahedron
• The hydroxylation of some 2,3-unsaturated glycopyranosides.
  Publicado en J Chem Soc [Perkin 1]
• The reaction of dihydropyran with substituted benzenesulfonyl azides.
  Publicado en J Org Chem
• Reaktionen mit Chelidonsäure. 3. Uber Umsetzungen von Pyranyliden-carbonsäurederivaten mit Diaminen. 10. Untersuchungen an gamma-Pyronen.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Production of aflatoxins and kojic acid by species of Aspergillus and Penicillium.
  Publicado en Appl Microbiol
• The effect of organic solvents on rabbit antibody.
  Publicado en Biochim Biophys Acta
• Studies on benzochromones. 8. Ring isomerization of gamma-pyrone ring condensed with naphthoquinone.
  Publicado en Chem Pharm Bull (Tokyo)
• Nitrogen containing heterocyclic gamma-pyrone derivatives. I. 1(or 4)H-pyranoquinolin-1(or 4)-one derivatives.
  Publicado en Yakugaku Zasshi
• Isolation, structure, and radiochemical synthesis of 3,6-dimethyl-4-hydroxy-2-pyrone.
  Publicado en J Am Chem Soc
• Nekotorye printsipy napravlennogo sinteza farmakologicheskikh sredstv.
  Publicado en Farmakol Toksikol
• Kawa-Pyrone--eine neuartige Substanzgruppe zentraler Muskelrelaxantien vom Typ des Mephenesins.
  Publicado en Klin Wochenschr
• Tuberkuloproteinbedingte Reaktionen der Lunge unter verschiedenen Sensibilisierungsbedingungen.
  Publicado en Z Immunitatsforsch Allerg Klin Immunol
• Studies on synthesis of coumarin derivatives. XVI. On the preparation of N-substituted-pyranobenzoxazole-carboxamides.
  Publicado en Chem Pharm Bull (Tokyo)
• Studies on synthesis of coumarin derivatives. XV. On the preparation of ethyl pyranobenzoxazole-carboxylates.
  Publicado en Chem Pharm Bull (Tokyo)
• Syntheses of methyl 3,6-diamino-3,6-dideoxy-alpha-D-glucopyranoside and methyl 3,6-deamino-3,6-dideoxy-alpha-D-mannopyranoside.
  Publicado en Chem Pharm Bull (Tokyo)
• Methyl green-pyronin as a stain for autoradiographs of plant material.
  Publicado en Stain Technol
• Der Einfluss von 2-Deoxy-D-Glucose auf die Glucoseoxydation in Ascites-Tumor-Zellen.
  Publicado en Z Krebsforsch
• The crystal structure of methyl beta-maltopyranoside.
  Publicado en Acta Crystallogr
• Interferon induction.
  Publicado en N Engl J Med
• Interferon induction in man by a synthetic polyanion of defined composition.
  Publicado en N Engl J Med
• Pyranoide thymin-O2.3'-cyclonucleoside.
  Publicado en Tetrahedron Lett
• The behavior of 2-acetamido-2-deoxy-d-mannose with isopropenyl acetate in the presence of p-toluenesulfonic acid. II. Evidence bearing on the mechanism of the formation of 3,4,6-tri-O-acetyl-2-(n-acetylacetamido)-1,2-dideoxy-d-arabino-hex-1-enopyranose and of 2-(D-glycero-1,2-diacetoxyethyl)-4-(N-acetylacetamido)furan.
  Publicado en J Org Chem
• The behavior of 2-acetamido-2-deoxy-d-mannose with isopropenyl acetate in the presence of p-toluenesulfonic acid. I. Isolation and identification of derivatives of 2-amino-D-glucal (2-amino-1,2-dideoxy-D-arabino-hex-1-enopyranose) and of other products.
  Publicado en J Org Chem
• Condensation of 2,6-diphenyl-4-pyrone with carbanions.
  Publicado en J Org Chem
• A new synthesis of 2,3-diamino-2,3-dideoxy-D-glucose.
  Publicado en J Org Chem
• Syntheses with partially benzylated sugars. VII. The anomeric vinyl D-glucopyranosides.
  Publicado en J Org Chem
• The electron-impact fragmentation of 4-thiapyrone and N-methyl-4-pyridone.
  Publicado en J Org Chem
• A thin-layer chromatographic method for the determination of "quassin" in cosmetic preparations.
  Publicado en Analyst
• Anomeric bond-character in the pyranose sugars.
  Publicado en Science
• Nucleosides. IV. O- and N-2'-amino-2'-deoxyglucopyranosides of cytosine.
  Publicado en J Chem Soc [Perkin 1]
• Synthesis of 9-(2'-Deoxy-beta-D-ribopyranosyl)adenine.
  Publicado en J Org Chem
• Some reactions with 4-cyanou-4-phenyltetrahydropyran.
  Publicado en J Med Chem
• Pharmacology of kava. 1.
  Publicado en Psychopharmacol Bull
• Nekotorye prirodnye atsil-kumariny.
  Publicado en Farmatsiia
• Zur Kenntnis von Heteroanaloga des 9,10-Benzo-sesquifulvalens.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Properties of r mutants of bacteriophage T4 photodynamically induced in the presence of thiopyronin and psoralen.
  Publicado en J Virol
• Antispasmodic activity in vitro of some pentoxyverine derivatives.
  Publicado en Arzneimittelforschung
• Nitrogen-containing heterocyclic gamma-pyrone derivatives. 3. 1(or 4)H-pyranoquinolin-1(or 4)-one derivatives. (2).
  Publicado en Yakugaku Zasshi
• Les substances neuroleptioques et le comportement des insects. V. Etude comparative de l'action de la réserpine et de quelques-uns de ses dérivés sur le Tribolium confusum Duval.
  Publicado en Arch Int Physiol Biochim
• Kohlenwasserstoffe in der Umgebung des Menschen. VI. Der Gehalt polycyclischer Kohlenwasserstoffe in rohen Pflanzenölen.
  Publicado en Arch Hyg Bakteriol
• Synthesis of 4-pyrone derivatives. A new synthetic method of maltol.
  Publicado en Yakugaku Zasshi
• Ausscheidungsprodukte von Hydroxyanthrachinonen im Harn bei Ratten.
  Publicado en Z Klin Chem Klin Biochem
• Mass spectrum of carbohydrates.
  Publicado en Tanpakushitsu Kakusan Koso
• Zur Pharmakologie neuer Benzyl- und Chlorbenzythia-alpha-prone.
  Publicado en Acta Biol Med Ger
• Mehr über Interferon.
  Publicado en Med Monatsschr
• Der Eineluss natürlicher 5,6-Hydrierter Kawa-Pyrone auf isolierte Herzpräparate und ihre antifibrillatorische Wirkung am Ganztier.
  Publicado en Arch Int Pharmacodyn Ther
• Antiviral activity of polyacrylic and polymethacrylic acids. II. Mode of action in vivo.
  Publicado en J Virol
• Interference with the metabolism of glucose by a non-metabolizable hexose (3-methylglucose).
  Publicado en J Physiol
• Compensatory reactions to a lack of metabolizable glucose.
  Publicado en J Physiol
• Synthese der anomeren Thymin-nucleoside der 2-Desoxy-D-ribopyranose.
  Publicado en Chem Ber
• Reaktionen von 4-Pyron mit CH-aciden Verbindungen.
  Publicado en Chem Ber
• A nuclear magnetic resonance study of enzyme-inhibitor association. The use of pH and temperature effects to probe the binding environments.
  Publicado en Biochemistry
• The interaction of concanavalin A with methyl alpha-D-glucopyranoside.
  Publicado en Biochim Biophys Acta
• Thymin-nucleoside der 2-Desoxy-D-xylopyranose.
  Publicado en Chem Ber
• The total synthesis of kasugamycin.
  Publicado en J Am Chem Soc
• Anomere Thymin-nucleoside der 2-Desoxy-D-ribopyranose und 2-Desoxy-L-ribopyranose.
  Publicado en Chem Ber
• Metabolic products of fungi. XXIX. The structure of aurofusarin. (2).
  Publicado en Chem Pharm Bull (Tokyo)
• Nucleosides. VI. The formation of anomeric nucleosides from the silver salt of hypoxanthine.
  Publicado en J Chem Soc [Perkin 1]
• Kojic acid from Penicillium simplicissimum (Oud.) Thom.
  Publicado en Biologia (Bratisl)
• Interferon inducers in vitro: difference in sensitivity to inhbitiros of RNA and protein synthesis.
  Publicado en Science
• Synthesis in nucleoside antibiotics. II. Facile synthesis of nebularine and its analogs by a modified fusion procedure.
  Publicado en J Org Chem
• Chemical stimulus to eosinophils.
  Publicado en Am J Clin Pathol
• Branched chain sugars. The synthesis of adenine nucleosides of 3-deoxy-3-C-hydroxymethyl-D-erythrofuranose and 2-deoxy-2-C-hydroxymethyl-D-erythrofuranose.
  Publicado en J Am Chem Soc
• Interferon induction.
  Publicado en Can Med Assoc J
• 118. Beta-D-glucopyranuronosides d'hydroxystéroides dans la série de l'androstane.
  Publicado en Bull Soc Chim Fr
• Glycoside hydrolysis. II. Intramolecular carboxyl and acetamido group catalysis in beta-glycoside hydrolysis.
  Publicado en J Am Chem Soc
• Effect of new synthetic grisan derivatives upon monomolecular films of stearic acid.
  Publicado en J Pharm Sci
• The synthesis of oligoribonucleotides. V. The preparation of some dinucleotides and trinucleoside diphosphates.
  Publicado en Tetrahedron
• The synthesis of three fully acetylated aldobiouronic acid methyl esters, including 6-o-(methyl 2,3,4-tri-o-acetyl-alpha-d-glucopyranosyluronate)-tetra-o-acetyl-beta-d-glucopyranose.
  Publicado en J Org Chem
• Synthesis of mangiferin.
  Publicado en Tetrahedron Lett
• Celesticetin. V. The structure of celesticetin.
  Publicado en J Am Chem Soc
• Carcinogenic nitrogen compounds. LIX. Thieno[3'.2':5,6]thiopyrano[4,3-b]indoles and thieno[3',4':5,6]thiopyrano[4,3-b]indoles, Two new families of pseudo-azulenes.
  Publicado en J Chem Soc [Perkin 1]
• Treatment of subacute sclerosing panencephalitis with 5-bromo-2-deoxyuridine and pyran copolymer.
  Publicado en Neurology
• Synthesis of the eight stereoisomers of a tetrahydrocannabinol congener.
  Publicado en J Org Chem
• Indole and 4-aminoindole nucleosides.
  Publicado en J Org Chem
• Synthesis of 1,4,5-tri-O-benzoyl-2,3-dideoxy-D-erythro-hex-2-enulopyranose, derivative of a ketose-related glycal having an endocyclic double bond.
  Publicado en J Org Chem
• Yangonin-eine pharmakologisch wirksame Pyronverbindung aus Piper methysticum Forst.
  Publicado en Naunyn Schmiedebergs Arch Exp Pathol Pharmakol
• Aminoalcoli tetraidropiranici e derivati.
  Publicado en Farmaco [Sci]
• Gastric acid secretion in response to a lack of metabolizable glucose.
  Publicado en Gut
• Uber einige Tetrahydropyranyl-(2)-Derivate von Hydroxybenzamiden.
  Publicado en Pharmazie
• Zur Darstellung von 7,7-Spiroalkyl-6-oxa-tetrahydro-cumarinonen-(5).
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• 6,6-Spiroalkyl-tetrahydropyran-dione-(2,4).
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Notiz über Reaktionen von Diphenylmethylen-4H-pyran mit CH-aciden Verbindungen.
  Publicado en Chem Ber
• Coumarins and related compounds. IX. A new synthesis of benzocoumarins and 3-methylbenzocoumarins from naphthols and acrylic esters.
  Publicado en J Chem Soc [Perkin 1]
• Reactions of 4-methoxy-2-oxopyran-6-ylacetic acid with acid anhydrides.
  Publicado en J Chem Soc [Perkin 1]
• Ringaufspaltung von Chromon mit CH-aciden Verbindungen in Acetanhydrid. 21. Uber Untersuchungen an 4-Pyronen.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• 6,6-Pentamethylen-tetrahydropyran-dion-(2,4) als Aldehydreagens.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Ein Pyranose-aminoredukton.
  Publicado en Naturwissenschaften
• Structural studies on the M-antigen produced by Salmonella typhimurium 395MRO-M.
  Publicado en Acta Chem Scand
• Spasmolytische Wirksamkeit von Aryl-substituierten alpha-Pyronen un wässrigen Extrakten aus Piper methysticum Forst.
  Publicado en Arch Int Pharmacodyn Ther
• Low plasminogen levels and liver disease.
  Publicado en Am J Clin Pathol
• Toxicity studies with ethyl maltol.
  Publicado en Toxicol Appl Pharmacol
• Recherches sur les principaux Aspergillus pathogènes.
  Publicado en Rev Immunol Ther Antimicrob
• Use of 13C in biosynthetic studies. Incorporation of acetate and formate into the fungal tropolone, sepedonin.
  Publicado en Can J Biochem
• 4HPyran-2,6-dicarboxylate as a substitute for dipicolinate in the spolation of Bacillus megaterium.
  Publicado en J Biol Chem
• Ubertragung der intakten Methylgruppe des Methionins bei der Biosynthese der L-mycarose.
  Publicado en Eur J Biochem
• The biosynthesis of conium alkaloids. Identification of a novel nonnitrogenous base from Conium maculatum as 3-formyl-4-hydroxy-2H-pyran.
  Publicado en Biochemistry