- Conducteurs Organiques: Synthese et Caracterisation de Complexes a Transfert de Charge de Bis(Chalcogenopyrannylidenes)-4:4' Avec le Tetracyanoquinodimethane
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2,2',6,6'-tetra(methyl and aryl)-4,4'-biselenopyranylidenes and 2,2',6,6'-tetra(p-tolyl)-4,4'-bitelluropyranylidene are organic ?-donors of great interest on account of their quasi-planar and centrosymmetric structure, their regular columnar plane to plan
- Regnault du Mottier, Christine,Brutus, Michel,Coustumer Le, Gerard,Sauve, Jean-Pierre,Ebel, Max,et al.
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p. 361 - 380
(2007/10/02)
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- Δ4,4'-4-CHALCOGENAPYRANYL-4H-CHALCOGENAPYRANS SYNTHESIS, ELECTROCHEMICAL OXIDATION, AND ESR INVESTIGATIONS OF RADICAL-CATION STATES
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The O-, S-, Se- and Te-containing Δ4,4'-2,2',6,6'-tetramethyl-, -tetra-t-butyl- and -tetraphenyl-4-(chalcogenapyranyl)-4H-chalcogenapyrans were prepared from the corresponding chalcogenapyran-4-ones.The thia-, selena- and tellurapyran-4-ones we
- Detty, Michael R.,Hassett, James W.,Murray, Bruce J.,Reynolds, George A.
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p. 4853 - 4860
(2007/10/02)
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- Complexes a transfert de charge a caractere metallique a partir de donneurs d'electrons derives de bis(chalcogenopyrannylidenes)
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The synthesis of electron donor compounds in the 2:2' and 4:4'-bi(thiopyranyliden) series and 4:4'-bi(selenopyranyliden) series is described following several ways.The Z structure of the 2:2'-bi(4,6-diarylthiopyranyliden) is established by means of dipole
- Es-Seddiki, Said,Hakiki, Mahjouba,Coustumer, Gerard Le,Mollier, Yves,Mottier, Christine Regnault Du,Sauve, Jean-Pierre
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p. 241 - 246
(2007/10/02)
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- "ORGANIC METALS" - CHARGE TRANSFER COMPLEXES AND RADICAL-ION SALTS, FROM 4,4'-BISELENOPYRANYLIDENES
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The synthesis and electrochemical data of new donors - 4,4'-biselenopyranylidenes - are described.The optical and electrical properties of complexes with TCNQ and DDQ are mentioned.
- Es-seddiki, S.,Coustumer, G. Le,Mollier, Y.,Devaud, M.
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- SYNTHESE D'UNE NOUVELLE CLASSE DE DONNEURS: BIS(SELENOPYRANNYLIDENES)-4:4'(BSeP)
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We report here the first synthetic method to reach biselenopyranylidenes derivatives from either the selenopyrylium ions or the corresponding selenopyranethiones.TCNQ and DDQ complexes are described.
- Es-Seddiki, Said,Coustumer, Gerard Le,Mollier, Yves
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p. 2771 - 2772
(2007/10/02)
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