Works matching IS 0022152X AND DT 2005 AND VI 42 AND IP 4
Results: 43
Organic reactions in ionic liquids: Ionic liquid-promoted efficient synthesis of N-alkyl and N-arylphthalimides.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 735, doi. 10.1002/jhet.5570420442
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An efficient preparation of β-dimethylaminovinyl sulfone and sulfoximide, and investigation of their reactivity as dipolarophiles.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 599, doi. 10.1002/jhet.5570420420
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Synthesis and characterization of new α,β-unsaturated γ-lactones: Alkyl 3-acetyl-4-hydroxy-2-methyl-5-oxo-2,5-dihydrofuran-2-ylcarbamates.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 685, doi. 10.1002/jhet.5570420431
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Synthesis of new azolyl azoles and azinyl azoles.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 483, doi. 10.1002/jhet.5570420402
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Isomerization/recyclization of some 5-ethoxycarbonyl-pyrimidines.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 557, doi. 10.1002/jhet.5570420413
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Regiospecific one-pot synthesis of new trifluoromethyl substituted heteroaryl pyrazolyl ketones.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 631, doi. 10.1002/jhet.5570420424
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Microwave induced new route to acridine and quinazoline derivatives using TLC plates.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 703, doi. 10.1002/jhet.5570420435
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Metalation of bromodiazines. Diazines XL.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 509, doi. 10.1002/jhet.5570420406
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Synthesis of heterocyclic compounds using amidines as their ene-1,1-diamine tautomers. I. Synthesis of 4,5-dihydro-3 H-pyridin-2-one, 3,4-dihydropyrrol-2-one and 1,3-dihydropyrrol-2-one derivatives by the reaction of amidines with α,β-unsaturated esters
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 583, doi. 10.1002/jhet.5570420417
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A facile synthesis of substituted 3-amino-1 H-quinazoline-2,4-diones.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 669, doi. 10.1002/jhet.5570420428
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Preparation of 2,3-dihydro-1 H,5 H-pyrido[3,2,1- ij]quinoline-1,5-dione derivatives.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 723, doi. 10.1002/jhet.5570420439
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A novel method to synthesize docetaxel and its isomer with high yields.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 679, doi. 10.1002/jhet.5570420430
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Reaction of naphthalene-2,3-dicarbaldehyde with cyanide; A unique oxidative condensation product.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 475, doi. 10.1002/jhet.5570420401
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Unusual tosyl transfer solvolysis reaction to 3- n-butyl-4-methyl-5,5-di- p-toluenesulfonyl- 3 -pyrrolin-2-one.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 731, doi. 10.1002/jhet.5570420441
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Quinolone analogues 8 [1-6]. Synthesis of 3-aminopyridazino-[3,4- b]quinoxalin-4(l H)-one.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 551, doi. 10.1002/jhet.5570420412
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Synthesis of proton-ionizable acyclic, macrocyclic and macrobicyclic compounds containing one or two triazole groups.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 621, doi. 10.1002/jhet.5570420423
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Novel method for the synthesis of 1,2,4-oxadiazoles using alumina supported ammonium fluoride under solvent-free condition.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 699, doi. 10.1002/jhet.5570420434
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Linearly -π- extended porphyrins: Synthesis of novel tetrabenzoylporphyrins.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 503, doi. 10.1002/jhet.5570420405
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Synthesis of amidocrownophanes with 27- and 28-membered rings and their molecular recognition toward urea and its derivatives.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 575, doi. 10.1002/jhet.5570420416
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A novel route to the 5,6-dihydro-4-H-thieno[3,2-b]pyrrol-5-one ring system involving an intermediate substituted-thiophene synthesis.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 661, doi. 10.1002/jhet.5570420427
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A novel synthesis of 2,3-dihydro-1 H-thieno[3,4- b]pyrroles via ring transformation of cyclic sulfonium ylides by titanium(IV) chloride-triethylamine system.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 717, doi. 10.1002/jhet.5570420438
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Reactions of hydrazonoyl halides 43.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 527, doi. 10.1002/jhet.5570420409
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A convenient synthesis of 2-mercapto and 2-chlorobenzothiazoles.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 727, doi. 10.1002/jhet.5570420440
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Synthesis of 1-acyl-2-oxo-3-pyrrolidinecarbonitriles by the reaction of 2-acylamino-4,5-dihydro-3-furancarbonitriles with sodium iodide.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 543, doi. 10.1002/jhet.5570420411
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A facile synthesis of 7-chloromethyl-1 H-indole-2-carboxylates: Replacement of a sulfonic acid functionality by chlorine.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 615, doi. 10.1002/jhet.5570420422
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Synthesis of new 3-(4-oxo-4 H-chromen-3-yl)-3a,6a-dihydropyrrolo[3,4- d]isoxazole-4,6-dione derivatives by 1,3-dipolar cycloaddition reaction.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 695, doi. 10.1002/jhet.5570420433
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1,6- and 1,7-naphthyridines. IV. Synthesis of hydroxycarboxamide derivatives.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 493, doi. 10.1002/jhet.5570420404
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Fused quinoline heterocycles VI: Synthesis of 5 H-1-thia-3,5,6-triazaaceanthrylenes and 5 H-1-thia-3,4,5,6-tetraazaaceanthrylenes.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 567, doi. 10.1002/jhet.5570420415
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Steps towards a practical synthesis of macrocyclic bisbenzylisoquinolines.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 647, doi. 10.1002/jhet.5570420426
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Microwave-assisted synthesis of new isoxazolyl triazinethiones and isoxazolyl oxadiazinethiones in dry media.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 711, doi. 10.1002/jhet.5570420437
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Synthesis and x-ray study of novel azofurazan-annulated macrocyclic lactams.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 519, doi. 10.1002/jhet.5570420408
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1,5-Bis(4-dithiocarboxylate-5-hydroxypyrazolyl)pentane derivatives of 5-pyrazolones.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 595, doi. 10.1002/jhet.5570420419
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Synthesis, NMR characterization and ab initio 6-31G* study of 1-aryl-2,3-dialkyl-1,4,5,6-tetrahydropyrimidinium salts.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 535, doi. 10.1002/jhet.5570420410
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Design and synthesis of novel sulfone-containing pyrazolo[1,5- a]-pyrimidines and pyrazolo[5,1- d][1,2,3,5]tetrazine-4(3 H)-ones.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 609, doi. 10.1002/jhet.5570420421
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Furoxano[3,4- b]pyrazines: The first synthesis and x-ray structure.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 691, doi. 10.1002/jhet.5570420432
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A single pot synthesis of new dimeric 2-phenyl-10,3a-dihydro-1,3,4-oxadiazolino[3,2- a]quinazolin-6-ols.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 487, doi. 10.1002/jhet.5570420403
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An efficient procedure for the preparation of 4-methyl-2-thiocoumarins by the reaction of 4-methylcoumarins with lawesson's reagent.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 739, doi. 10.1002/jhet.5570420443
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Enaminones in heterocyclic synthesis: Synthesis and chemical reactivity of 3-anilino-1-substituted-2-propene-1- one.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 563, doi. 10.1002/jhet.5570420414
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Synthesis of alkyl or aryl pyridazinyl ethers.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 639, doi. 10.1002/jhet.5570420425
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An efficient one-pot synthesis of novel pyrimidoquinoline derivatives under microwave irradiation without catalyst.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 707, doi. 10.1002/jhet.5570420436
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Stereoselective multicomponent synthesis of [3-(5-substituted 2-methoxyphenyl)-5-aryl-2-phenyltetrahydro-4-isoxazolyl](2-thienyl)methanones via 1,3-dipolar cycloaddition.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 515, doi. 10.1002/jhet.5570420407
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Design, synthesis and biological evaluation of 2,4-diamino-6-methyl-5-substitutedpyrrolo[2,3- d]pyrimidines as dihydrofolate reductase inhibitors.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 589, doi. 10.1002/jhet.5570420418
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A new entry to pyrazolo[4,3- e][1,4]diazepines. Facile synthesis of pyrazolo [4,3- e][1,4]diazepin-5,8-diones, 5,6,8-triones and pyrazolo[4,3- e]pyrrolo-[1,2- a][1,4]diazepin-5,10-diones.
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- Journal of Heterocyclic Chemistry, 2005, v. 42, n. 4, p. 675, doi. 10.1002/jhet.5570420429
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