Works matching IS 0022152X AND DT 2001 AND VI 38 AND IP 5

Results: 35

Synthesis of regioisomeric 2,5-bis-substituted-aza-benzothiopyranoindazoles.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1153, doi. 10.1002/jhet.5570380520

By:

Krapcho, A. Paul;
Haydar, Simon N.

Publication type:

Article

An inexpensive, selective procedure for oxidizing α-methyl to α-formyl pyrroles pavel bobal.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1219, doi. 10.1002/jhet.5570380531

By:

Lightner, David A.

Publication type:

Article

Synthesis of new 5-substitutedbenzo[ b]thiophene derivatives.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1025, doi. 10.1002/jhet.5570380502

By:

Pérez-Silanes, S.;
Martínez-Esparza, J.;
Oficialdegui, A. M.;
Villanueva, H.;
Orúas, L.;
Monge, A.

Publication type:

Article

Studies on the chemical transformations of rotenoids. 6 Synthesis and antitumor-promoting activity of.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1097, doi. 10.1002/jhet.5570380513

By:

Nagai, Shin-Ichi;
Takemoto, Satoshi;
Ueda, Taisei;
Mizutani, Kanako;
Uozumi, Yasuhiro;
Tokuda, Harukuni

Publication type:

Article

The reaction of homophthalic acid and some aza analogues with vilsmeier reagent: a reinvestigation.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1185, doi. 10.1002/jhet.5570380524

By:

Deady, Leslie W.;
Rodemann, Thomas

Publication type:

Article

Inverse-electron demand [π2 + σ2 + σ2] cycloaddition reaction of dimethyl oxaquadricyclane-2,3-dicarboxylate with cyclooctyne.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1233, doi. 10.1002/jhet.5570380535

By:

Matsumoto, Kiyoshi;
Taketsuna, Hiroyuki;
Kim, Jong Chul;
Kakehi, Akikazu

Publication type:

Article

Synthesis of novel pyrazolopyrrolopyrazines, potential analogs of sildenafil.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1045, doi. 10.1002/jhet.5570380506

By:

Kopp, Marina;
Lancelot, Jean-Charles;
Dallemagne, Patrick;
Rault, Sylvain

Publication type:

Article

Synthesis of side-chain-substituted ifosfamide analogs.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1131, doi. 10.1002/jhet.5570380517

By:

Paci, Angelo;
Guillaume, Dominique;
Husson, Henri-Philippe

Publication type:

Article

Non-biaryl atropisomers. part 1. configurationally stable 1,2-diaryl-3-methyl-1,4,5,6-tetrahydropyrimidinium salts.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1209, doi. 10.1002/jhet.5570380528

By:

García, Maria B.;
Perillo, Isabel A.;
Orelli, Liliana R.

Publication type:

Article

A revision of the alcoholysis and alkanethiolysis of 3-amino-6-chloropyridazine.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1215, doi. 10.1002/jhet.5570380530

By:

Maes, Bert U. W.;
Lemière, Guy L. F.;
Dommisse, Roger;
Haemers, Achiel

Publication type:

Article

Synthesis and chemical transformations of 1,4-, 4,1-, and 1,5-benzoxazepines.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1011, doi. 10.1002/jhet.5570380501

By:

Lévai, Albert

Publication type:

Article

Synthesis and isolation of bromo-β-carbolines obtained by bromination of β-carboline alkaloids.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1087, doi. 10.1002/jhet.5570380512

By:

Ponce, María A.;
Erra-Balsells, Rosa

Publication type:

Article

Synthesis of novel pyridazine nucleosides.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1179, doi. 10.1002/jhet.5570380523

By:

Lee, Sang-Gyeong;
Kweon, Deok-Heon;
Yoon, Yong-Jin

Publication type:

Article

Synthesis and characterization of some coumarins with two hydroxy or methoxy substituents.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1231, doi. 10.1002/jhet.5570380534

By:

Fall, Yagamare;
Santana, Lourdes;
Uriarte, Eugenio

Publication type:

Article

Reactivity of 4-chlorobenzo[ c][2,7]naphthyridines towards Pd(0) catalyzed coupling reactions and nucleophilic substitutions. aroylation by nucleophilic substitution with analogues of acyl anions.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1039, doi. 10.1002/jhet.5570380505

By:

Duvey, G.;
Nivoliers, F.;
Rocca, P.;
Godard, A.;
Marsais, F.;
Quéguiner, G.

Publication type:

Article

Synthesis of pyrazolo[1,5- a]-, 1,2,4-triazolo[1,5- a]- and imidazo[1,2- a]pyrimidines related to zaleplon, a new drug for the treatment of insomnia.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1119, doi. 10.1002/jhet.5570380516

By:

Mustazza, Carlo;
Giudice, Maria Rosaria Del;
Borioni, Anna;
Gatta, Franco

Publication type:

Article

Synthesis and spectroscopic studies of 5-arylidene-3-substituted tetramic acids as possible substrates for catalytic asymmetric hydrogenation.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1203, doi. 10.1002/jhet.5570380527

By:

Athanasellis, Giorgos;
Gavrielatos, Efstathios;
Igglessi-Markopoulou, Olga

Publication type:

Article

Synthesis of 1-methyl-, 4-nitro-, 4-amino-and 4-iodo-1,2-dihydro-3 H-pyrazol-3-ones.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1065, doi. 10.1002/jhet.5570380509

By:

Fiamegos, Y. C.;
Pilidis, G. A.;
Varvounis, G.

Publication type:

Article

Reactions of 3-substituted chromones with ortho-phenylenediamine.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1083, doi. 10.1002/jhet.5570380511

By:

Risitano, Francesco;
Grassi, Giovanni;
Foti, Francesco

Publication type:

Article

Synthesis of new heterocondensed pteridines.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1173, doi. 10.1002/jhet.5570380522

By:

Chowdhury, A. Z. M. Shaifullah;
Shibata, Yasuyuki;
Morita, Masatoshi;
Kaya, Kunimitsu;
Hiratani, Kazuhisa

Publication type:

Article

Synthesis of 4-amino-3,5-dinitro-1 H-pyrazole using vicarious nucleophilic substitution of hydrogen.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1227, doi. 10.1002/jhet.5570380533

By:

Schmidt, Robert D.;
Lee, Gregory S.;
Pagoria, Philip F.;
Mitchell, Alexander R.;
Gilardi, Richard

Publication type:

Article

The synthesis of 1-[(substituted)pyrazol-5-yl]-iminomethyl-2-nitroiminoimidazolidine and its derivatives.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1035, doi. 10.1002/jhet.5570380504

By:

Chen, Wei-Qiang;
Ji, Gui-Yu

Publication type:

Article

Absorption and fluorescence properties of acridinones, thioacridinones, aminoacridines and related crown ethers.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1113, doi. 10.1002/jhet.5570380515

By:

Patellis, Anne-Marie;
Galy, Jean-Pierre;
Kister, Jacky;
Chicheportiche, Robert;
Elguero, José

Publication type:

Article

Synthesis of new 2,4-diamino-7 H-pyrrolo[2,3- d]pyrimidines via the Taylor ring transformation/ring annulation strategy.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1197, doi. 10.1002/jhet.5570380526

By:

Rosowsky, Andre;
Fu, Hongning;
Queener, Sherry F.

Publication type:

Article

Reactions of cyclic oxalyl compounds, 43.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1055, doi. 10.1002/jhet.5570380508

By:

Kollenz, Gert;
Theuer, Ralph;
Peters, Karl;
Peters, Eva-Maria

Publication type:

Article

Synthesis and [3+2] cycloaddition reaction of 3-[(trimethylsilylmethylamino)(methylthio)-methylene]heterocyclic compounds.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1143, doi. 10.1002/jhet.5570380519

By:

Tominaga, Yoshinori;
Takada, Satoshi;
Kohra, Shinya;
Shigemitsu, Yasumitsu

Publication type:

Article

Synthesis and isolation of nitro-bT-carbolines obtained by nitration of commercial β-carboline alkaloids.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1071, doi. 10.1002/jhet.5570380510

By:

Ponce, María A.;
Erra-Balsells, Rosa

Publication type:

Article

Efficient one pot preparation of variously substituted thieno [2,3- b] thiophene.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1167, doi. 10.1002/jhet.5570380521

By:

Cornel, Alain;
Kirsch, Gilbert

Publication type:

Article

Synthesis of methyl-2,4-bis(cyclohexane)dispiro-1,2,3,4,4a,5,6,7-octahydro-(l H,3 H)quinazoline-8-carbodithioate derived from cyclohexanone in one step.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1223, doi. 10.1002/jhet.5570380532

By:

Contreras, Ricardo R.;
Fontal, Bernardo;
Reyes, Marisela;
Suárez, Trino;
Bellandi, Fernándo;
Bahsas, All

Publication type:

Article

On the mechanism and stereochemistry of the formation of β-lactam derivatives of 2,4-disubstituted-2,3-dihydro-benzo[1,4]diazepines.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1031, doi. 10.1002/jhet.5570380503

By:

Wang, Hong-Zhong;
Zhou, Xin;
Xu, Jia-Xi;
Jin, Sheng;
Li, Yue-Ming;
Chan, AlbertS. C.

Publication type:

Article

Synthesis of η6-(4a-Methyl-1,2,3,4-tetrahydro-4a H-carbazole)-tricarbonylchromium complex and stereoelectronic behaviour with organolithium reagents: an apparent frontal attack to the (CO)3Cr group.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1191, doi. 10.1002/jhet.5570380525

By:

Rodríguez, J. Gonzalo;
Urrutia, Anahí;
Lafuente, Antonio

Publication type:

Article

Investigation the chemical reactivity of positions N-3, C-5 and C6-methyl group in biginelli type compounds and synthesis of new dihydropyrimidine derivatives.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1051, doi. 10.1002/jhet.5570380507

By:

Mirzaei, Y. R.;
Azamat, H.;
Namazi, H.

Publication type:

Article

Synthesis of polycyclic nitrogen-containing heterocyclic.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1135, doi. 10.1002/jhet.5570380518

By:

Tominaga, Yoshinori;
Nomoto, Kenichi;
Yoshioka, Noriko

Publication type:

Article

A short synthesis of 5,7-bis(dialkylamino)-2-methyl- 8 -hydroxyquinolines.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1213, doi. 10.1002/jhet.5570380529

By:

Okide, George B.

Publication type:

Article

Preparation of 6-, 7-, and 8-substituted derivatives of 2-Oxa-1,3,4,10-tetraazacyclopenta[ b]fluoren-9-one.

Published in:

Journal of Heterocyclic Chemistry, 2001, v. 38, n. 5, p. 1103, doi. 10.1002/jhet.5570380514

By:

Bratton, Larry D.;
Unangst, Paul C.;
Rubin, J. Ronald;
Trivedi, Bharat K.

Publication type:

Article

Works matching IS 0022152X AND DT 2001 AND VI 38 AND IP 5

Synthesis of regioisomeric 2,5-bis-substituted-aza-benzothiopyranoindazoles.

An inexpensive, selective procedure for oxidizing α-methyl to α-formyl pyrroles pavel bobal.

Synthesis of new 5-substitutedbenzo[ b]thiophene derivatives.

Studies on the chemical transformations of rotenoids. 6 Synthesis and antitumor-promoting activity of.

The reaction of homophthalic acid and some aza analogues with vilsmeier reagent: a reinvestigation.

Inverse-electron demand [<sub>π</sub>2 + <sub>σ</sub>2 + <sub>σ</sub>2] cycloaddition reaction of dimethyl oxaquadricyclane-2,3-dicarboxylate with cyclooctyne.

Synthesis of novel pyrazolopyrrolopyrazines, potential analogs of sildenafil.

Synthesis of side-chain-substituted ifosfamide analogs.

Non-biaryl atropisomers. part 1. configurationally stable 1,2-diaryl-3-methyl-1,4,5,6-tetrahydropyrimidinium salts.

A revision of the alcoholysis and alkanethiolysis of 3-amino-6-chloropyridazine.

Synthesis and chemical transformations of 1,4-, 4,1-, and 1,5-benzoxazepines.

Synthesis and isolation of bromo-β-carbolines obtained by bromination of β-carboline alkaloids.

Synthesis of novel pyridazine nucleosides.

Synthesis and characterization of some coumarins with two hydroxy or methoxy substituents.

Reactivity of 4-chlorobenzo[ c][2,7]naphthyridines towards Pd(0) catalyzed coupling reactions and nucleophilic substitutions. aroylation by nucleophilic substitution with analogues of acyl anions.

Synthesis of pyrazolo[1,5- a]-, 1,2,4-triazolo[1,5- a]- and imidazo[1,2- a]pyrimidines related to zaleplon, a new drug for the treatment of insomnia.

Synthesis and spectroscopic studies of 5-arylidene-3-substituted tetramic acids as possible substrates for catalytic asymmetric hydrogenation.

Synthesis of 1-methyl-, 4-nitro-, 4-amino-and 4-iodo-1,2-dihydro-3 H-pyrazol-3-ones.

Reactions of 3-substituted chromones with ortho-phenylenediamine.

Synthesis of new heterocondensed pteridines.

Synthesis of 4-amino-3,5-dinitro-1 H-pyrazole using vicarious nucleophilic substitution of hydrogen.

The synthesis of 1-[(substituted)pyrazol-5-yl]-iminomethyl-2-nitroiminoimidazolidine and its derivatives.

Absorption and fluorescence properties of acridinones, thioacridinones, aminoacridines and related crown ethers.

Synthesis of new 2,4-diamino-7 H-pyrrolo[2,3- d]pyrimidines via the Taylor ring transformation/ring annulation strategy.

Reactions of cyclic oxalyl compounds, 43.

Synthesis and [3+2] cycloaddition reaction of 3-[(trimethylsilylmethylamino)(methylthio)-methylene]heterocyclic compounds.

Synthesis and isolation of nitro-bT-carbolines obtained by nitration of commercial β-carboline alkaloids.

Efficient one pot preparation of variously substituted thieno [2,3- b] thiophene.

Synthesis of methyl-2,4-bis(cyclohexane)dispiro-1,2,3,4,4a,5,6,7-octahydro-(l H,3 H)quinazoline-8-carbodithioate derived from cyclohexanone in one step.

On the mechanism and stereochemistry of the formation of β-lactam derivatives of 2,4-disubstituted-2,3-dihydro-benzo[1,4]diazepines.

Synthesis of η<sup>6</sup>-(4a-Methyl-1,2,3,4-tetrahydro-4a H-carbazole)-tricarbonylchromium complex and stereoelectronic behaviour with organolithium reagents: an apparent frontal attack to the (CO)<sub>3</sub>Cr group.

Investigation the chemical reactivity of positions N-3, C-5 and C<sub>6</sub>-methyl group in biginelli type compounds and synthesis of new dihydropyrimidine derivatives.

Synthesis of polycyclic nitrogen-containing heterocyclic.

A short synthesis of 5,7-bis(dialkylamino)-2-methyl- 8 -hydroxyquinolines.

Preparation of 6-, 7-, and 8-substituted derivatives of 2-Oxa-1,3,4,10-tetraazacyclopenta[ b]fluoren-9-one.