Works matching IS 0022152X AND DT 1984 AND VI 21 AND IP 5
Results: 68
The insertion and extrusion of heterosulfur bridges. XII. Selectivity and side reactions in the bridging process.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1293, doi. 10.1002/jhet.5570210510
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Synthèse et étude structurale du N-méthyl-aza-10-bicyclo[4,3,1]decane-8-spiro-5′-hydantoïne.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1479, doi. 10.1002/jhet.5570210550
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Derivatives of benzo[4,5]cyclohepta[1,2- b]thiophene 3. Synthesis of 2,3,6,7-tetrahydro-3-oxobenzo[1,2]cyclohepta[3,4,5- hi]thieno[3,4- c]pyridine and 2,3,7,8-tetrahydro-3-oxothieno[2,1- b]cyclohepta[5,6,7- de]isoquinoline.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1505, doi. 10.1002/jhet.5570210554
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Zur addition von nucleophilen an C(2) heterocyclischer 2-methylsubstituierter quartärsalze.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1341, doi. 10.1002/jhet.5570210519
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Synthesis and reactions of 2,3-diamino-4(3 H)-pyrimidinones and 3-amino-2-hydrazino-4(3 H)-pyrimidinones. I.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1537, doi. 10.1002/jhet.5570210559
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Study of the azide ion reactivity towards heterocyclic cations. V. Syntheses, thermal and photochemical rearrangements of α,α'-diphenylpyridylazidomethanes.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1313, doi. 10.1002/jhet.5570210514
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Synthesis of the 5 H-pyrrolo[2,1- a]isoindole ring with 1,3-dipolar cycloaddition reactions.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1355, doi. 10.1002/jhet.5570210521
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Synthèse de benzopyrannopyridines et de dihydrobenzoquinoléines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1549, doi. 10.1002/jhet.5570210561
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The reactions of 4-hydroxy-2-pyrones with 2-hydroxybenzaldehydes. A note of warning.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1371, doi. 10.1002/jhet.5570210525
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1,3-Dipolar cycloaddition reactions of 2-phenyl-4-arylidene-5(4 H)-oxazolones with nitrile oxides.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1397, doi. 10.1002/jhet.5570210532
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Activated nitriles in heterocyclic synthesis. The reaction of cinnamonitrile derivatives with active methylene reagents.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1261, doi. 10.1002/jhet.5570210503
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Reaction of sulfene and dichloroketene with N,N-disubstituted α-aminomethyleneketones. Synthesis of 5 H-pyrano[3,4- e]-1,2-oxathiin and 2 H,5 H-Pyrano[4,3- b]pyran derivatives.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1441, doi. 10.1002/jhet.5570210543
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New route to N-aryl and N-heteroaryl derivatives of 4-hydroxy-3-quinolinecarboxamides.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1345, doi. 10.1002/jhet.5570210520
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Synthesis of 1 H-pyrazolo[3,4- e]- s-triazolo[3,4- c]- as-triazines, 8 H-pyrazolo[3,4- e]tetrazolo[5,1- c]- as-triazine and 1,7-dihydro-8 H-pyrazolo[3,4- e]- as-triazine derivatives.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1565, doi. 10.1002/jhet.5570210565
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Application of isatoic anhydride chemistry to the synthesis of racemic paraensine.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1409, doi. 10.1002/jhet.5570210536
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2 H-[1]-benzotellurinnone-2 (telluro-1 coumarine) et dihydro-3,4-chalcogéno-1 coumarines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1281, doi. 10.1002/jhet.5570210507
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Halogenated ketenes. 39. A new synthesis for substituted coumarins.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1337, doi. 10.1002/jhet.5570210518
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The reactions of arylamines with chelidonic acid.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1465, doi. 10.1002/jhet.5570210547
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Synthesis of 3-amino-2,4(1 H,3 H)-quinazolinediones for testing as anticonvulsants.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1533, doi. 10.1002/jhet.5570210558
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Regiospecific synthesis of 1-arylpyrazoles.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1575, doi. 10.1002/jhet.5570210569
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Addition des azidosulfates sur le norbornadiène.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1385, doi. 10.1002/jhet.5570210529
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Pyrimidines. 21. Novel reactions of 5-cyano-1,3-dimethyluracil with carbon nucleophiles. A facile preparation of certain pyrido[2,3- d]pyrimidines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1543, doi. 10.1002/jhet.5570210560
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Etude dans la série des pyrrolidinones: Dérivés de l'acide N-méthylol pyroglutamique; synthèse d'un nouveau système bicyclique, la dioxo-(1,5) pyrrolidino[2,1- c]oxazolidine.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1393, doi. 10.1002/jhet.5570210531
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Synthesis of 7-substituted 1 H-indolo[3,2- d][1,2]benzoxazepines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1257, doi. 10.1002/jhet.5570210502
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Reaction of 2-dimethylaminomethylene-1,3-diones with Dinucleophiles. IV. Synthesis of 5,7-dihydrothiopyrano[3,4- c]pyrazol-4(1 H)-ones, 5 H-Thiopyrano[4,3- d]isoxazol-4(7 H)-one and 6 H-Thiopyrano[3,4- d]pyrimidin-5(8 H)-ones.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1437, doi. 10.1002/jhet.5570210542
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5-Cyano-6-aryluracil and 2-thiouracil derivatives as potential chemotherapeutic agents. IV.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1307, doi. 10.1002/jhet.5570210513
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2-Phenylphthalimidine derivatives. A probable formation mechanism of adducts from 3-benzylidenephthalide and aniline.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1499, doi. 10.1002/jhet.5570210553
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The reactivity of 4-hydroxy-6-methyl-2-pyrone towards different types of ketones.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1369, doi. 10.1002/jhet.5570210524
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Synthesis of 1,2,3,4-tetrahydro-5 H-[1]benzopyrano[3,4- c]pyridin-5-ones. II. Substitution at the 3-position with 2-aminoethyl and 2-aminopropyl side chains.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1561, doi. 10.1002/jhet.5570210564
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Synthesis of 1,3-oxazaspiro[4.4]nona-3,6,8-trienes via 1,3-dipolar cycloadditions of benzonitrile-4-nitrobenzylide with substituted cyclopentadienones. Crystal and molecular structure of a cycloadduct. II.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1405, doi. 10.1002/jhet.5570210535
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The photo-initiated substitution reactions of 4-chloropyridine and the related 1-(4′-pyridyl)-4-pyridone with benzophenone in aqueous 2-propanol.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1277, doi. 10.1002/jhet.5570210506
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Some derivatives of morpholinophosphorodichloridate and dichloridothioate.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1457, doi. 10.1002/jhet.5570210546
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A simple synthesis of compounds with the benz[ h]imidazo[1,2- c]quinazoline ring system.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1333, doi. 10.1002/jhet.5570210517
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Utilisation des plans factoriels fractionnaires pour l'étude de la réaction de bucherer-bergs: Synthèse de la cyclohexane spirohydantoîne.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1527, doi. 10.1002/jhet.5570210557
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Etude dans la série des pyrrolidinones: Réaction de mannich du glutamate de diéthyle.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1381, doi. 10.1002/jhet.5570210528
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1,3,4-Thiadiazolinethiones.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1573, doi. 10.1002/jhet.5570210568
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Novel estradiol-17α-1,2,4-triazoline derivatives. Synthesis and in vitro anabolic-catabolic properties and binding affinity to steroid receptors.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1419, doi. 10.1002/jhet.5570210539
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Synthesis of 7-(1-pyrrolidinyl)-1,2,4-triazolo[4,3- b]pyridazines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1389, doi. 10.1002/jhet.5570210530
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The synthesis of pyrazolo[3,4- d]pyridazines. Photochemical cyclization to pyrazolo[3,4- d]pyridazin-4(5 H)-ones with subsequent functionalization.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1249, doi. 10.1002/jhet.5570210501
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Le polyphosphate d'éthyle, un réactif de choix pour la synthèse de dérivés du benzo[ b]furanne dicarboxylate-2,3 de méthyle.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1431, doi. 10.1002/jhet.5570210541
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Nitrogen bridgehead compounds. Part 45 [1]. Synthesis of 6-arylhydrazono-6,7,8,9-tetrahydro-11 H-pyrido-[2,1- b]quinazolin-11-ones.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1301, doi. 10.1002/jhet.5570210512
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Synthèse de β-imidazolylcétones.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1489, doi. 10.1002/jhet.5570210552
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One step synthesis of 6,7-dimethyl-2-oxo-1,2,3,4-tetrahydropyrrolo[1,2- a][1,3]pyrimidines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1367, doi. 10.1002/jhet.5570210523
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Synthesis of 1,2,3,4-tetrahydro-5 H-[1]benzopyrano[3,4- c]pyridin-5-ones. I. 3-unsubstituted compounds.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1557, doi. 10.1002/jhet.5570210563
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Reactions and rearrangement of 2,4-quinazolinediones. An efficient simple synthesis of 3-amino-1 H,3 H-quinazolinedione.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1403, doi. 10.1002/jhet.5570210534
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Synthesis of 1-hydrazinopyridazino[4,5- b]quinoxaline and related compounds.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1271, doi. 10.1002/jhet.5570210505
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Pyrrolothienopyrazines: étude chimique de la pyrrolo[1,2- a]-thiéno[3,2- e]pyrazine.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1449, doi. 10.1002/jhet.5570210545
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The carbon-13 and proton NMR spectra of nicotine in aqueous media.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1329, doi. 10.1002/jhet.5570210516
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Synthesis and antimalarial properties of 2,4-diamino-6-[(aryl)thio, sulfinyl, and sulfonyl]pyrido[3,2- d]pyrimidines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1521, doi. 10.1002/jhet.5570210556
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Reactions of alkali metal derivatives of some heterocyclic amines.
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- Journal of Heterocyclic Chemistry, 1984, v. 21, n. 5, p. 1377, doi. 10.1002/jhet.5570210527
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