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1

Synthesis of fluorine-18 substituted aromatic aldehydes and benzyl bromides, new intermediates for n.c.a. [18F]fluorination

Christian Lemaire, Philippe Damhaut, Alain Plenevaux, Robert Cantineau, Leon Christiaens, Marcel Guillaume

Journal:

International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes

Year:

1992

Language:

english

File:

PDF, 865 KB

english, 1992

2

No-carrier-added asymmetric synthesis of α-methyl-α-amino acids labelled with fluorine-18

Philippe Damhaut, Christian Lemaire, Alain Plenevaux, Claude Brihaye, Léon Christiaens, Dominique Comar

Journal:

Year:

1997

Language:

english

File:

PDF, 640 KB

english, 1997

3

Photochemistry of Isothiocoumarin (= 1H-[2]benzothiopyran-1-one)

John Bethke, Jürgen Kopf, Paul Margaretha, Bernard Pignon, Léon Dupont, Léon E. Christiaens

Journal:

Helvetica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 274 KB

english, 1997

4

13C and 125Te chemical shifts in ortho-substituted tellurophenetoles

Marcel Baiwir, Gabriel Llabres, Léon Christiaens, André Luxen, Jean-Louis Piette

Journal:

Magnetic Resonance in Chemistry

Year:

1986

Language:

english

File:

PDF, 198 KB

english, 1986

5

Correlation between 77Se and 125Te chemical shifts in related heterocycles

Marcel Baiwir, Gabriel Llabrès, Léon Christiaens, Michel Evers, Jean-Louis Piette

Journal:

Magnetic Resonance in Chemistry

Year:

1987

Language:

english

File:

PDF, 394 KB

english, 1987

6

Evidence for an important 13C NMR shielding effect for carbon atoms bearing a heavy chalcogen substituent

Leopold Laitem, Leon Christiaens, Marcel Renson

Journal:

Magnetic Resonance in Chemistry

Year:

1980

Language:

english

File:

PDF, 365 KB

english, 1980

7

Selenium-77 magnetic resonance in SSe and SeSe isosteres of phenanthrene

Marcel Baiwir, Gabriel Llabrès, Jean-Louis Piette, LÉOn Christiaens

Journal:

Magnetic Resonance in Chemistry

Year:

1980

Language:

english

File:

PDF, 263 KB

english, 1980

8

77Se, 13C and 1H NMR investigations on ortho-carbonyl benzeneselenenyl derivatives

Gabriel Llabrès, Marcel Baiwir, Jean-Louis Piette, Léon Christiaens

Journal:

Magnetic Resonance in Chemistry

Year:

1981

Language:

english

File:

PDF, 287 KB

english, 1981

9

Selenium-77 nuclear magnetic resonance in mono- and disubstituted benzo[b]selenophenes

Marcel Baiwir, Gabriel Llabrès, Léon Christiaens, Jean-Louis Piette

Journal:

Magnetic Resonance in Chemistry

Year:

1981

Language:

english

File:

PDF, 252 KB

english, 1981

10

NMR studies of the chalcogen analogues of benzofuran. IV—Proton, carbon-13 and selenium-77 magnetic resonance in nitrobenzo[b]selenophenes

Marcel Baiwir, Gabriel Llabrès, Léon Christiaens, Jean-Louis Piette

Journal:

Magnetic Resonance in Chemistry

Year:

1982

Language:

english

File:

PDF, 444 KB

english, 1982

11

13C, 77Se and 125Te NMR in ortho-halogenated seleno- and telluro-phenetoles

Marcel Baiwir, Gabriel Llabrès, André Luxen, Léon Christiaens, Jean-Louis Piette

Journal:

Magnetic Resonance in Chemistry

Year:

1984

Language:

english

File:

PDF, 414 KB

english, 1984

12

Carbon-13 NMR spectra of some o-carbonyl benzeneselenenyl derivatives

Gabriel Llabrès, Marcel Baiwir, Lèon Christiaens, Jean-Louis Piette

Journal:

Magnetic Resonance in Chemistry

Year:

1983

Language:

english

File:

PDF, 180 KB

english, 1983

13

Spectrométrie de Masse D'hétérocycles Séléniés. III—Etude de la Fragmentation de Quelques Selenolo [2, 3-b] Pyridines

Alain Croisy, Pierre Jacquignon, Pierre Pirson, Léon Christiaens

Journal:

Journal of Mass Spectrometry

Year:

1974

File:

PDF, 466 KB

1974

14

Spectrometrie de masse d'heterocycles selenies. IV—comportement de quelques benzo[b]selenophenes 2,3-disubstitutes

Alain Croisy, Pierre Jacquignon, Léon Christiaens

Journal:

Journal of Mass Spectrometry

Year:

1975

File:

PDF, 694 KB

1975

15

Etude par resonance magnetique nucleaire de composes organiques contenant des chalcogenes: Partie IV. Le disulfure de diphényle et ses analogues sélénié et telluré

Gabriel Llabres, Marcel Baiwir, Léon Christiaens, Jean-Louis Piette

Journal:

Journal of Molecular Structure

Year:

1981

File:

PDF, 605 KB

1981

16

New synthesis of chalcogenochromones

André J. Luxen, Léon E.E. Christiaens, Marcel J. Renson

Journal:

Journal of Organometallic Chemistry

Year:

1985

Language:

english

File:

PDF, 285 KB

english, 1985

17

Reactions de photoaddition de benzo[b]selenophenes avec l'acetylene dicarboxylate de methyle et avec le dichloro-1,2 ethylene

Tran Quang Minh, Léon Christiaens, Pierre Grandclaudon, Alain Lablache-Combier

Journal:

Year:

1977

File:

PDF, 567 KB

1977

18

Etude par RMN de composés organiques contenant des chalcogénes—VI. Résonance magnétique du carbone 13 dans les acétates et benzoates de n-butyle et de phényle et dans leurs analogues soufrés, séléniés et tellurés

Gabriel Llabrès, Marcel Baiwir, Jean-Louis Piette, Léon Christiaens

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1982

File:

PDF, 211 KB

1982

19

Etude par RMN de composés organiques contenant des chalcogènes—VIII. RMN du 13C dans la chromannone, la chromone, la coumarannone-3 et la coumarine et leurs analogues soufrés, séléniś et tellurés

Marcel Baiwir, Gabriel Llabrès, Léon Christiaens, André Luxen, Jean-Louis Piette

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1983

File:

PDF, 321 KB

1983

20

An approach to the asymmetric synthesis of l-6-[18F]fluorodopa via NCA nucleophilic fluorination

Christian Lemaire, Marcel Guillaume, Robert Cantineau, Alain Plenevaux, Leon Christiaens

Journal:

International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes

Year:

1991

Language:

english

File:

PDF, 709 KB

english, 1991

21

2- and 4-[18F]fluorotropapride, two specific D2 receptor ligands for positron emission tomography: N.C.A. syntheses and animal studies

Philippe Damhaut, Robert Cantineau, Christian Lemaire, Alain Plenevaux, Leon Christiaens, Marcel Guillaume

Journal:

International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes

Year:

1992

Language:

english

File:

PDF, 539 KB

english, 1992

22

Nucleophilic enantioselective synthesis of 6-[18F]Fluoro-l-dopa via two chiral auxiliaries

Christian Lemaire, Alain Plenevaux, Robert Cantineau, Leon Christiaens, Marcel Guillaume, Dominique Comar

Journal:

Applied Radiation and Isotopes

Year:

1993

Language:

english

File:

PDF, 832 KB

english, 1993

23

Synthesis of 4H-benzo[e]-1,2-selanazin-4-one derivatives: a new heterocyclic ring system

Mouslim Messali, Léon E. Christiaens, Solhe F. Alshahateet, Fethi Kooli

Journal:

Tetrahedron Letters

Year:

2007

Language:

english

File:

PDF, 135 KB

english, 2007

24

Synthesis of monosulphur and monoselenium analogues of psoralen

Andreas E. Jakobs, Léon E. Christiaens, Marcel J. Renson

Journal:

Year:

1994

Language:

english

File:

PDF, 684 KB

english, 1994

25

Stabilisation of condensed selenium heterocycles by a nitro group in the ortho-position to the chalcogen.

Christian Lambert, Léon Christiaens

Journal:

Year:

1991

Language:

english

File:

PDF, 527 KB

english, 1991

26

Synthesis of 2H,3-4-Dihydro-1,2-benzoselenazin-3-one and derivatives : A new heterocyclic ring system.

Pierre V. Jacquemin, Léon E. Christiaens, Marcel J. Renson, Michel J. Evers, Norbert Dereu

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 284 KB

english, 1992

27

New synthetic methods : sodium alkanechalcogenates as demethylating agents. Scope, limitation and new one-pot synthesis of diaryldiselenides.

Michel Evers, Léon Christiaens

Journal:

Tetrahedron Letters

Year:

1983

Language:

english

File:

PDF, 194 KB

english, 1983

28

Synthese nouvelle et rapide d'alkylseleno et alkyltelluroarenes au moyen d'ethers-couronnes

André Luxen, Léon Christiaens

Journal:

Tetrahedron Letters

Year:

1982

File:

PDF, 208 KB

1982

29

The 1,3-benzotellurazole : A new heterocyclic system

Musangu Mbuyi, Michel Evers, Guy Tihange, André Luxen, Léon Christiaens

Journal:

Tetrahedron Letters

Year:

1983

Language:

english

File:

PDF, 188 KB

english, 1983

30

Synthesis of tetrahydroseleno-1 and telluro-1 pyranones-4

Michel Evers, Léon Christiaens, Marcel Renson

Journal:

Tetrahedron Letters

Year:

1985

Language:

english

File:

PDF, 148 KB

english, 1985

31

Alternative syntheses of dibenzotetraselenafulvalene, of some of its precursors and of tetraselenoalkenes analogs

Christian Lambert, Léon Christiaens

Journal:

Tetrahedron Letters

Year:

1984

Language:

english

File:

PDF, 113 KB

english, 1984

32

Thiolester substrates ofdd-peptidases and β-lactamases

Christian Damblon, Philippe Ledent, Guo-Hua Zhao, Marc Jamin, Alain Dubus, Marc Vanhove, Xavier Raquet, Léon Christiaens, Jean-Marie Frère

Journal:

International Journal of Peptide Research and Therapeutics

Year:

1995

Language:

english

File:

PDF, 286 KB

english, 1995

33

Résonance magnétique nucléaire du sélénium-77 dans des sélénolesters

Marcel Baiwir, Gabriel Llabrès, Jean-Louis Piette, Léon Christiaens

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1982

File:

PDF, 143 KB

1982

34

Direct electrochemical synthesis and crystal structure of tris(pyridine-2-selenolato)indium(III)

Jaime Romero, Maria L. Durán, Jose A. García-Vázquez, Alfonso Castiñeiras, Antonio Sousa, Léon Christiaens, Jon Zubieta

Journal:

Inorganica Chimica Acta

Year:

1997

Language:

english

File:

PDF, 522 KB

english, 1997

35

Synthèse de l'analogue sélénié de la sérotonine

Léopold Laitem, Philippe Thibaut, Léon Christiaens

Journal:

Journal of Heterocyclic Chemistry

Year:

1976

File:

PDF, 243 KB

1976

36

2H-[1]-benzotellurinnone-2 (telluro-1 coumarine) et dihydro-3,4-chalcogéno-1 coumarines

Léon Christiaens, Jean-Louis Piette, André Luxen, Marcel Renson

Journal:

Journal of Heterocyclic Chemistry

Year:

1984

File:

PDF, 221 KB

1984

37

Etude par résonance magnétique du proton d'isostères S-Se et Se-Se du phénanthrène

Marcel Baiwir, Gabriel Llabres, Jean-Louis Piette, Leon Christiaens

Journal:

Spectrochimica Acta Part A: Molecular Spectroscopy

Year:

1980

File:

PDF, 329 KB

1980

38

Synthesis of Dibenzo[d,f]-1,2-selena and -1,2-thiazepin-3-ones Derivatives, Bis-homo-ebselen

Christiaens, Léon, Mohsine, Abdelaziz

Journal:

Year:

1996

Language:

english

File:

PDF, 661 KB

english, 1996

39

Comprehensive Heterocyclic Chemistry II || Selenophenes

Christiaens, Leon E.E.

Year:

1996

Language:

english

File:

PDF, 1.32 MB

english, 1996

40

Synthesis of seleno and telluro isocoumarins: 1H-2-seleno- (and -telluro-) benzopyran-1-ones

Luxen, Andre, Christiaens, Leon, Renson, Marcel

Journal:

Journal of Organic Chemistry

Year:

1980

Language:

english

File:

PDF, 421 KB

english, 1980

41

Synthesis and biodistribution of [5-131I]iodotropapride: a potential D2 dopamine receptor imaging agent

Cantineau, Robert, Guillaume, Marcel, Damhaut, Philippe, Lemaire, Christian, Plenevaux, Alain, Gauthier, Françoise, Pourrias, Bernard, Christiaens, Léon

Journal:

Nuclear Medicine and Biology

Year:

1994

Language:

english

File:

PDF, 716 KB

english, 1994

42

Synthesis and tissue distribution of four Se-labeled tertiary amines, potential brain pH imaging agents

Plenevaux, Alain, Cantineau, Robert, Brihaye, Claude, Lemaire, Christian, Christiaens, Léon, Guillaume, Marcel

Journal:

International Journal of Radiation Applications and Instrumentation. Part B. Nuclear Medicine and Biology

Year:

1990

Language:

english

File:

PDF, 770 KB

english, 1990

43

Aryl arylazo sulfones chemistry. 2. Reactivity toward alkaline alkane- and arene selenolate and alkane- and arenetellurolate anions

Evers, Michel J., Christiaens, Leon E., Renson, Marcel J.

Journal:

Journal of Organic Chemistry

Year:

1986

Language:

english

File:

PDF, 408 KB

english, 1986

44

Aryl arylazo sulfone chemistry. 1. Synthesis of arenes and iodoarenes

Evers, Michel J., Christiaens, Leon E., Guillaume, Marcel R., Renson, Marcel J.

Journal:

Journal of Organic Chemistry

Year:

1985

Language:

english

File:

PDF, 275 KB

english, 1985

45

Etude par résonance magnétique nucléaire de composés organiques contenant des chalcogènes. I. L'anisole et ses analogues soufré, sélénié et tellure

Llabres, Gabriel, Baiwir, Marcel, Christiaens, Léon, Denoel, José, Laitem, Léopold, Piette, Jean-Louis

Journal:

Canadian Journal of Chemistry

Year:

1978

File:

PDF, 263 KB

1978

46

Ortholithiation As a Tool for the Synthesis of Ebselen Analogues

Lambert, Christian, Hilbert, Marc, Christiaens, Léon, Dereu, Norbert

Journal:

Synthetic Communications

Year:

1991

Language:

english

File:

PDF, 356 KB

english, 1991

47

Etude par résonance magnétique nucléaire de composés organiques contenant des chalcogènes. II. L'éther de diphényle et ses analogues soufré, sélénié et telluré

Llabrès, Gabriel, Baiwir, Marcel, Christiaens, Léon, Piette, Jean-Louis

Journal:

Canadian Journal of Chemistry

Year:

1979

File:

PDF, 284 KB

1979

48

ORTHO-LITHIATION IN O-CARBONYL CHALCOGENIDES SYNTHESIS

Christiaens, Léon, Evers, M.

Journal:

Phosphorous and Sulfur and the Related Elements

Year:

1979

Language:

english

File:

PDF, 63 KB

english, 1979

49

Synthesis and Characterization of a New Five and Six Membered Selenoheterocyclic Compounds Homologues of Ebselen

Messali, Mouslim, Abboudi, Mostafa, Aouad, Mohamed R., Rezki, Nadjet, Christiaens, Léon E.

Journal:

Organic Chemistry International

Year:

2011

Language:

english

File:

PDF, 1.49 MB

english, 2011

50

ChemInform Abstract: HALOGENIERUNG VON BENZO(B)SELENOPHEN UND SEINEN DERIVATEN

TRAN QUANG MINH, TRAN QUANG MINH, CHRISTIAENS, LEON, RENSON, MARCEL

Journal:

Chemischer Informationsdienst

Year:

1975

Language:

german

File:

PDF, 229 KB

german, 1975

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