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Dive into the research topics where Jacques Couquelet is active.

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Featured researches published by Jacques Couquelet.


ChemInform | 1971

NUCLEOPHILE ADDITION AN UNGESAETTIGTE CYCLISCHE SYST. 2. MITT. RK. VON THIOLEN UND AMINEN MIT 4,7‐DIOXO‐5,7‐DIHYDRO‐4H‐FURO(3,4‐B)PYRAN

Alain Caudet; Jacques Couquelet; Roger Vessiere

Das Lacton (III) wird aus 1-Methoxy-buten-(1)-on-(3) nach bekannten Methoden (Kondensation mit Oxalsaurediathylester, Hydroxymethylierung und Cyclisierung) dargestellt.


European Journal of Medicinal Chemistry | 1987

Recherche de substances à activité immunorégulatrice sur le lymphocyte T humain: nouveaux composés thiadiazabicycliques et étude comparative avec le tétramisole

Bernard Refouvelet; P. Tronche; Jacques Couquelet; Jean-François Robert; Ghislaine Bonnefoy-Claudet; Jacqueline Panouse-Perrin


Journal of Heterocyclic Chemistry | 1990

8-Hydroxylated derivatives of diazabicyclo[4.3.0]nonanes, 2,5-dioxodiazabicyclo[4.3.0]nonanes and some related esters

Lahcen Diafi; Jacques Couquelet; P. Tronche; Daniel Gardette; Jean-Claude Gramain


Journal of Heterocyclic Chemistry | 1985

Arylidène-5 méthyl-6 4H pyridazines substitutées en 3 et systèmes a noyaux condenées

Jamal Taoufik; J. Couquelet; Jacques Couquelet; P. Tronche


Journal of Heterocyclic Chemistry | 1984

Stereospecific synthesis of new 5-substituted 6-methyl-4,5-dihydro-2H-pyridazin-3-ones. X-ray assignment study

J. Taoufik; Jacques Couquelet; J. M. Couquelet; A. Carpy


Journal of Mass Spectrometry | 1991

Comparative electron impact mass spectra of new 5-benzylidene-4,5-dihydro-(2H)-pyridazin-3-ones and 4-benzylidene-4,5-dihydrooxazin-6-ones

Jean-Louis Chabard; Jamal Taoufik; Jacques Couquelet; P. Tronche


ChemInform | 1986

3-Substituted Aryliden-5-methyl-6(4H)-pyridazines and Anellated Systems.

J. Taoufik; J. Couquelet; Jacques Couquelet; P. Tronche


Journal of Heterocyclic Chemistry | 1985

Arylidne-5 mthyl-6 4 H pyridazines substitutes en 3 et systmes a noyaux condenes

Jamal Taoufik; J. Couquelet; Jacques Couquelet; P. Tronche


ChemInform | 1982

A CONVENIENT CONVERSION OF 3-ACETYL-4-ARYL-4-BUTANOLIDES TO 3-ACETYL-4-ARYL-3-BUTENOIC ACIDS

J. Taoufik; Jacques Couquelet; J. Paris


ChemInform | 1979

STEREOCHEMISTRY AND REARRANGEMENTS OF DIHYDROPYRONE OXIMES

Marc Payard; Joelle Paris; J. Couquelet; Jacques Couquelet

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Bernard Refouvelet

University of Franche-Comté

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A. Carpy

Centre national de la recherche scientifique

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