2,065 Artículos relativos a Compuestos Heterocíclicos

• Uber die Umsetzung von 1-methyl-phthalazin- und 1-Methyl-phthalazinon-Derivaten.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• 3-phenylcinnolines. 3. Derivatives of hydroxy-3-phenylcinnolines.
  Publicado en J Med Chem
• 3-phenylcinnolines. II. The preparation of 4-amino derivatives.
  Publicado en J Med Chem
• 3-phenylcinnolines. I. Some reactions and derivatives of 3-phenylcinnoline-4-carboxylic acids.
  Publicado en J Med Chem
• Wplyw nialamidu, pargyliny, metylofenidanu, amfetaminy, karboetoksyftalazynohydrazyny, benzquinamidu i rezerpiny na szybkosc plywania normalnych i obciazonych bialych szczurów.
  Publicado en Acta Physiol Pol
• Heterocycles. II. Synthesis of 3-carbomethoxy-3-methyl-7,8-benzothiochromanone.
  Publicado en J Med Chem
• Synthesis of potential antineoplastic agents. XIV. Some 2-substituted 2,3-dihydro-1h-perimidines.
  Publicado en J Med Chem
• Semisynthetic penicillins. 3. Heterocyclic penicillins.
  Publicado en J Med Chem
• Thietane 1,1-dioxides.
  Publicado en J Med Chem
• Infrared spectra of sulfonamide derivatives. II. Thiophene, thiadiazole, and isoxazole derivatives.
  Publicado en Chem Pharm Bull (Tokyo)
• Pharmacological studies of a new series of bicyclic thymoleptics.
  Publicado en Acta Pharmacol Toxicol (Copenh)
• Uber O--N-Umglykosidierung und O-Anomerisierung verschieden substituierter 2-(Tetraacetyl-1-beta-D-glucosyloxy)-pyridine. 13. Uber "Glykoside von Heterocyclen".
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Synthesen in der Reihe der 3,5-Dioxo-isoxazolidine. 28. Uber Hydroxylamin-Derivate.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Alpha-Aminoalkylierungen mit Bis(2-chloräthyl)-amin. 3. Aminomethylierungen NH-acider Heterocyclen.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Uber Glucoside von 3-Mercaptopyridazinen/Thiopyridazonen-(3). 12. Uber "Glykoside von Heterocyclen".
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Synthesis of the heterocyclic compounds by Pschorr cyclization. 3. Syntheses of 10,11-methylenedioxy-7,8-dihydro-6H-benzol[c]pyrid-[1,2-a]azepinium salts and their derivatives.
  Publicado en Chem Pharm Bull (Tokyo)
• Azabenzomorphane and related compounds. IX. A synthesis of 3-benzyl-3,4,5,6-tetrahydro-2H-1,5-methanobenzo[d][1,3]diazocine. (Studies on the synthesis of heterocyclic compounds. CXLI).
  Publicado en Chem Pharm Bull (Tokyo)
• Biosynthesis of duclauxin.
  Publicado en Tetrahedron Lett
• On the metabolites of penicillium duclauxi delacroix--3. The reactions of duclauxin with ammonia and primary amines. The structures of desacetylduclauxin, neoclauxin, xenoclauxin and cryptoclauxin.
  Publicado en Tetrahedron Lett
• Reaction gas chromatography. I. Catalytic aromatization of alicyclic and heterocyclic compounds.
  Publicado en J Chromatogr
• Chemische Untersuchungen zum Wirkungsmechanismus des Isoniazids.
  Publicado en Arzneimittelforschung
• Reactions of diacylamines containing N-protected aminoacyl groups.
  Publicado en Biochemistry
• A sensitive method for serum ornithine carbamyltransferase determination.
  Publicado en Clin Chim Acta
• Pharmacological evidence for cholinergic processes in various central synapses.
  Publicado en Proc West Pharmacol Soc
• Studies on the synthesis and the physicochemical properties of thiochrome phosphates.
  Publicado en J Vitaminol (Kyoto)
• Reductive conversion of thiochrome to thiamine.
  Publicado en Nature
• Heterocyclic steroids 8. Synthesis of (+ -)-N-methyl-6-aza-8(14)-dehydro-19-nor-testosterone.
  Publicado en Tetrahedron Lett
• Uber 1,1-disubstituierte Derivate des Isochromans und Isothiochromans.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Die Furocumarine von Pastinaca sativa L. Eine Studie zur Frage des Xanthotoxingehalts einer Pflanze der gemässigten Zone.
  Publicado en Pharmazie
• Heterocyclische Isonitrile.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Badanie cytotoksycznosci trójetylenoczteroaminy.
  Publicado en Rocz Panstw Zakl Hig
• Uber die Synthese von Glucosiden des 4-Hydroxy- und 4-Mercaptopyridazins. 17. Uber "Glykoside von Heterocyclen".
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Recherches sur les psychotropes tricycliques. Dibenzothiadiazépines.
  Publicado en Ann Pharm Fr
• The carcinostatic activity of alpha-(N)-heterocyclic carboxaldehyde thiosemicarbazones. II. 3-Hydroxypyridine-2-carboxaldehyde thiosemicarbazone.
  Publicado en Cancer Res
• Combined positive inotropic interaction of quindonium and ouabain.
  Publicado en J Pharmacol Exp Ther
• Syntheses of heterocyclic compounds. XIV. Oxazoles from the pyrolysis of aryl azides in a mixture of a carboxylic and polyphosphoric acid.
  Publicado en J Chem Soc [Perkin 1]
• Chemistry and biochemistry of polyvalent iodine compounds. V. Ionization of heterocyclic polyvalent iodine compounds.
  Publicado en J Pharm Sci
• Methylene-C14-dioxyphenyl compounds: metabolism in relation to their synergistic action.
  Publicado en Science
• Time-dependent processes in memory storage.
  Publicado en Science
• N-phenylbenzoazetine.
  Publicado en J Am Chem Soc
• New derivatives of oxethane and thiethane.
  Publicado en Arch Immunol Ther Exp (Warsz)
• Uber die N-(p-Athoxyphenyl)-alpha-aminopropionsaure. Aromatische und heterocyclische Derivate.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Synthese von durchhydrierten Dipiperidazino-tetrazin, -tetrazepin- und -tetrazozinderivaten.
  Publicado en Mitt Dtsch Pharm Ges Pharm Ges DDR
• An exploratory investigation on the inhibition of selected photosensitizers by agents of varying antioxidant activity.
  Publicado en Radiat Res
• The excretion of foriminoglutamic acid and urocanic acid after partial gastrectomy.
  Publicado en Lancet
• Uber die Hydrazinomethylierung CH- und NH-acider Verbindungen.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Biosynthesis of natural products. 3. Biosynthesis of erythroskyrine, a coloring matter of Penicillium islandicum sopp.
  Publicado en Chem Pharm Bull (Tokyo)
• Farmacologia della 3-fenilazetidina e di alcuni suoi derivati.
  Publicado en Farmaco [Sci]
• Studies on diazabenzobicyclo[3.3.1]nonane system. IV. Synthesis of 1,2,3,4,5,6,-hexahydro-1,5-methanobenzo[e][1,3]diazocine derivatives.
  Publicado en Chem Pharm Bull (Tokyo)
• Furo(3,2-c)cumarine aus 3-Propinyl-4-hydroxycumarinen.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• The synthesis of fluoresceinated curarizing reagents.
  Publicado en J Histochem Cytochem
• 8-Azasteroids. 3. 8-Azaestrogens and 8-aza-19-norandrogens.
  Publicado en J Org Chem
• P-5227: a 6-7-6 tricyclic antipsychotic compound.
  Publicado en Curr Ther Res Clin Exp
• Nitrogen-containing heterocyclic compounds derived from sparteine. I. Synthesis of 5-oxosparteine.
  Publicado en Chem Pharm Bull (Tokyo)
• Studies on benzochromones. IX. Syntheses of hydroxyl derivatives of 2-methyl-5,6-benzochromone and 2-methyl-3-acetyl-5,6-benzochromone.
  Publicado en Chem Pharm Bull (Tokyo)
• Studies on hydroxyfluoran and its derivatives as organic reagents. VI. 2',3',6',7'-Hydroxyfluoran derivatives as metallochromic indicators.
  Publicado en Yakugaku Zasshi
• Reactions of several polyfunctional compounds containing amino, hydroxyl, or carboxyl groups with mesyl chloride. (Studies on the syntheses of heterocyclic compounds. CXXXVII.
  Publicado en Yakugaku Zasshi
• Heterocyclic steroids. VI. Total synthesis of 4-aza-19-norsteroids.
  Publicado en Tetrahedron Lett
• Diaryl-heteroarylmethane als potentielle Laxantien. 12. Uber Laxantien.
  Publicado en Arzneimittelforschung
• Sostanze mesoioniche di interesse farmacologico.
  Publicado en Boll Chim Farm
• Considerazioni sulla reattività alle furocumarine evocata da stimolo luminoso in rapporto alla sensibilità alle radiazioni ultraviolette.
  Publicado en Arch Ital Dermatol Venereol Sessuol
• Nuclear magnetic resonance studies of steroidal cyclic thioketals.
  Publicado en Steroids
• Anisotropie optique moléculaire et activité cancérogène de composés aromatiques azotés.
  Publicado en Bull Soc Chim Fr
• Uber Glucoside von 1-Hydroxy- und 1-Mercaptophthalazinen. 16. Uber "Glykoside von Heterocyclen".
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Streptonigrin and related compounds. IV. Syntheses of 4-(3,4-methylene-dioxyphenyl)- and 4-(3,4-dimethoxyphenyl)-3-cyano-5-ethoxycarbonyl-6-methyl-2-quinolylpyridine. (Studies on the synthesis of heterocyclic compounds. CXLIX).
  Publicado en Yakugaku Zasshi
• Streptonigrin and related compounds. 3. Syntheses of 4-phenylpyridine derivatives. (Studies on the syntheses of heterocyclic compounds. 148.
  Publicado en Yakugaku Zasshi
• Alcuni derivati idrosolubili d nuovi sistemi triciclici triazotati contenenti i nuclei dell'1,5-difenil-bispidin-9-one e 9-olo.
  Publicado en Ann Ist Super Sanita
• Uber neue Arbeiten zur Biosynthese N-heterocyclischer Verbindungen. 5. Bildung und Abbau von Substanzen mit Purin-, Pteridin- und Benzopteridinringsystem.
  Publicado en Pharmazie
• A novel dehydrazination reaction. VI. The formation of various amides from heterocyclic carboxylic acids hydrazides in the presence of chloral. (Studies on the syntheses of heterocyclic compounds. CL).
  Publicado en Yakugaku Zasshi
• Phthalazines. I. N-oxidation of 1-phenylphthalazine and chemical properties of 1-phenylphthalazine 3-oxide.
  Publicado en Yakugaku Zasshi
• Effects of tropylium ions on respiration of rat heart mitochondria.
  Publicado en Nature
• Relazione struttura-attività in derivati del 1-(p.nitrofenil) e 1-(p.metilsolfonilfenil)-etanolo.
  Publicado en Boll Chim Farm
• The antimicrobial activity of benzothiazole basic ethers and related compounds. Some structure-activity relationships.
  Publicado en Arzneimittelforschung
• Die Methinylierung sechsgliederiger Heterocyclen durch s-Triazin. Synthese von Polymethinfarbstoffen.
  Publicado en Arch Pharm Ber Dtsch Pharm Ges
• Studies on cinnolines. IV. On nitration of cinnoline 2-oxide.
  Publicado en Chem Pharm Bull (Tokyo)
• Influence de certains composés hétérocycliques, radioprotecteurs ou non, sur la consommation d'oxygène dans différents tissus.
  Publicado en C R Acad Sci Hebd Seances Acad Sci D
• Contribution à l'étude cholinergique et anticholinergiques centraux et périphériques. VII. Quelques analogues structuraux de l'oxotrémorine, de ses homologues et de leurs iodométhylates.
  Publicado en Therapie
• Chromatographic behaviour of ureas, thioureas, biuret derivatives and related compounds.
  Publicado en J Chromatogr
• A superior thin-layer chromatographic procedure for the separation of aza arenes and its application to air pollution.
  Publicado en J Chromatogr
• Paper chromatography of some aza heterocyclic hydrocarbons.
  Publicado en J Chromatogr
• Noektore wlasnosci farmakologiczne N1-karboetoksy-N2-hydrazynoftalazyny.
  Publicado en Ann Acad Med Stetin
• Chemical mutagenesis in Serratia phage kappa.
  Publicado en Indian J Exp Biol
• Conformational studies. I. Nuclear magnetic resonance analysis on the conformation of 10 beta- and 10-alpha-oxy-enantio-deoxypodocarpic acid type isomer.
  Publicado en Chem Pharm Bull (Tokyo)
• Tazettine chemistry. X. The structure of products obtained from O-methyltazettine methine methosalts under the Hofmann elimination conditions.
  Publicado en Chem Pharm Bull (Tokyo)
• A synthesis of 8-aza-6-oxa-8-methyl-3,4-benz-bicyclo[3,2,1]octane. (studies on the syntheses of heterocyclic compounds. CXC).
  Publicado en Yakugaku Zasshi
• Phthalazines. IV. On the reaction of 1-phenylphthalazine 3-oxide with acetophenone.
  Publicado en Yakugaku Zasshi
• Studies on azulenes. II. The action of radiant rays on azulenes. The gamma-ray radiation on guaiazulene. 2.
  Publicado en Yakugaku Zasshi
• Studies on the syntheses of heterocyclic compounds. CLXXXVII. Optical resolution of dl-7-O-benzylcoclaurine.
  Publicado en Yakugaku Zasshi
• Phthalazines. 3. On the reaction of 1-(methylsulfonyl)-4-phenylphthalazine with ketones.
  Publicado en Yakugaku Zasshi
• Konstitution von Fusigen und dessen Abbau zu delta-2-Anhydromevalonsäurelacton.
  Publicado en Eur J Biochem
• Nonenzymic biogenetic-like olefinic cyclizations.
  Publicado en Trans N Y Acad Sci
• Hydroxyurea: effect on Cicia chromosomes previously exposed to x-rays or to radiomimetic chemicals.
  Publicado en Exp Cell Res
• Phthalazine. II. On 1-(methylsulfonyl)-4-phenylphthalazine.
  Publicado en Yakugaku Zasshi
• Nitrogen- containing heterocyclic gamma-pyrone derivatives. II.
  Publicado en Yakugaku Zasshi
• On the reaction of phenanthridine with alkylmagnesium halide.
  Publicado en Yakugaku Zasshi
• Survey of chemical compounds tested in vitro against rumen protozoa for possible control of bloat.
  Publicado en Appl Microbiol
• Studies on seven-membered ring compounds. 23. Reactions of tropylium ions having fused heterocyclic system with various amines.
  Publicado en Chem Pharm Bull (Tokyo)
• Studies on seven-membered ring compounds. XXII. Preparation of tropylium ions having fused heterocyclic systems.
  Publicado en Chem Pharm Bull (Tokyo)
• Studies on the syntheses of heterocyclic compounds. CLXXVII. Synthesis of sendaverine derivatives and investigation of their IR and NMR spectra.
  Publicado en Yakugaku Zasshi
• Reductive oxygenation. I. A synthesis of 3-methyl-2,3,4,5,6,7-hexahydro-8H-2,6-methanobenzo[d]-1,3-oxazocine. (Studies on the syntheses of heterocyclic compounds. CLXXX.
  Publicado en Yakugaku Zasshi