Works matching IS 0022152X AND DT 1991 AND VI 28 AND IP 6
Results: 33
Synthesis of 2-amino-2-deoxo-5-deazaflavins and related compounds.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1537, doi. 10.1002/jhet.5570280611
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A new procedure for regioselective synthesis of 8,9-dichloro-2,3,4,5-tetrahydro-1 H-2-benzazepine (LY134046) and its 3-methyl analogue as inhibitors of phenylethanolamine N-methyltransferase (PNMT).
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1587, doi. 10.1002/jhet.5570280622
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Oxidation of 1,3,4,6-tetrakis(alkylthio)thieno[3,4- c]-thiophenes with iodine in the presence of aniline.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1643, doi. 10.1002/jhet.5570280633
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Substituent effects in the conversion of azido- and diazidotrinitrobenzenes to benzofuroxans and difuroxans.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1491, doi. 10.1002/jhet.5570280604
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Fused pyrimidines. 5. Methylated pyrimido[4,5- d]pyrimidines.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1553, doi. 10.1002/jhet.5570280615
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Synthesis of various 5-arylsubstituted cytosines.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1613, doi. 10.1002/jhet.5570280626
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Synthesis and fluorescent properties of some heterobifunctional and rigidized 7-aminocoumarins.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1517, doi. 10.1002/jhet.5570280608
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A macrocyclic amide from dehydrochlorination of indole-3-carbonyl chloride.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1569, doi. 10.1002/jhet.5570280619
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Complete assignment of the <sup>1</sup>H and <sup>13</sup>C NMR Spectra of 11,12-Dimethoxy[1]benzothieno[3,2- a]-4,7-phenanthroline and its 8-Chloro Analogue: Concerted Use of Two-Dimensional NMR Techniques.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1533, doi. 10.1002/jhet.5570280610
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Synthesis of 7-(alkenyl, cycloalkenyl, and 1,2,3,6-tetrahydro-4-pyridinyl)quinolones.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1581, doi. 10.1002/jhet.5570280621
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A facile and practical preparation of 5,7-dihydroxy-3-(4-nitrophenyl)-4 H-1-benzopyran-4-one.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1641, doi. 10.1002/jhet.5570280632
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Reaction of lumichrome or 2-thiolumichrome with alkylamines.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1485, doi. 10.1002/jhet.5570280603
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Side-chain chlorination of methylquinolines.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1549, doi. 10.1002/jhet.5570280614
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Antiinflammatory 1-phenylpyrazole-4-heteroarylalkanoic acids.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1607, doi. 10.1002/jhet.5570280625
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Ring transformations of 1,3,4-oxadiazol-2(3 H)-one derivatives into 1-amino and 1,3-diamino-2,4-imidazolidinedione (hydantoin) derivatives.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1511, doi. 10.1002/jhet.5570280607
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Rearrangements of pyrrole and indole substituted enol esters of cyclohexane-1,3-dione.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1565, doi. 10.1002/jhet.5570280618
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Synthesis of 5-cyclopropyluracil and 5-cyclopropylcytosine by the Pd(0)-catalyzed coupling reaction.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1629, doi. 10.1002/jhet.5570280629
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Synthesis of 1,3-benzodioxoles, 1,3-benzoxathioles and 1,3-benzodithioles from allenic derivatives.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1573, doi. 10.1002/jhet.5570280620
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Formation of a 1,4,2,3-dithiadiazine via dimerization of a transient thione- S-imide (thiocarbonyl imine dipole).
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1637, doi. 10.1002/jhet.5570280631
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A photochemical synthesis of 3-aryl-1-methylquinolinones.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1481, doi. 10.1002/jhet.5570280602
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Synthesis of 5-chloropyrazoles by chlorodediazoniation with sulfur dioxide.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1545, doi. 10.1002/jhet.5570280613
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On triazoles. XXV.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1597, doi. 10.1002/jhet.5570280624
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Substituted γ-lactones:.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1501, doi. 10.1002/jhet.5570280606
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Medium-sized heterocycles: Synthesis of a 2,10-Bis(alkoxycarbonyl)-substituted 6-Oxo-12 H-dibenzo[ d,g][1,3,2]dioxaphosphocin.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1561, doi. 10.1002/jhet.5570280617
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A regiospecific synthesis of 8-Methoxy-1,2,3,4,5,6-hexahydro-1,6-methano-3-benzazocines.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1625, doi. 10.1002/jhet.5570280628
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Synthesis of 3-disubstituted 3 H-4,1,2-benzothiadiazines and 3-disubstituted 3H-4,1,2-benzothiadiazine 4,4-dioxides.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1633, doi. 10.1002/jhet.5570280630
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Furopyridines. XI.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1469, doi. 10.1002/jhet.5570280601
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Action of (2-benzothiazolyl) methyllithium with organic polar functions.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1541, doi. 10.1002/jhet.5570280612
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Chemistry of thienopyridines. XL. Reactions of 7-acetyl-4-(1-carboethoxy-1-cyano)methylene-4,7-dihydrothieno-[2,3- b]pyridine. Part 3: Kinetics of hydrolysis.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1593, doi. 10.1002/jhet.5570280623
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Identification of some isomeric 3,5-unsymmetrically substituted 1-aroyl-pyrazole derivatives by NMR spectroscopy.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1497, doi. 10.1002/jhet.5570280605
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Stability of naturally occurring pyrazines and construction route of pyrazine rings.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1557, doi. 10.1002/jhet.5570280616
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Bond-switch rearrangement of 3-oxo-Δ<sup>4</sup>-1,2,4-thiadiazolin-5-yl ureas.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1619, doi. 10.1002/jhet.5570280627
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Simple synthetic routes to 5-(3,6-dihydro-2-oxo-2 H-1,3,4-thiadiazin-5-yl)-1 H-indole-2,3-diones and their Derivatives.
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- Journal of Heterocyclic Chemistry, 1991, v. 28, n. 6, p. 1525, doi. 10.1002/jhet.5570280609
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