Zobrazeno 1 - 7 of 7 pro vyhledávání: '"Irene E. Kingma"'
1
Bridged (β-alkoxyalkyl)CoIII(salen) complexes by intramolecular alkoxycobaltation of unactivated alkenes: new models for coenzyme B12
Autor: Juul L. van der Baan, Martinus W.G. de Bolster, Wilberth J. J. Smeets, Jan H. Laan, Sijbe Balt, Anthony L. Spek, Gerhard W. Klumpp, R. Blaauw, Irene E. Kingma
Publikováno v: Journal of the Chemical Society, Perkin Transactions 1. :1199-1210
CoII(salen) derivatives (salen = {N,N′-ethylenebis[salicylideneaminato]}) whose ethanediyl moiety carries an alkenyl side-chain R [R = prop-2-en-1-yl (6a), 2-methylprop-2-en-1-yl (6b), but-2-en-1-yl (6c), but-3-en-1-yl (6d)] react with oxygen and a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2912527e9a12a2e6cce494cbba143515
https://doi.org/10.1039/b000196l
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2
Intramolecularly alkylated Cosalen complexes: thermolysis and photolysis of coenzyme B12 models with a cobalt-to-ligand carbon bridge
Autor: Martinus W.G. de Bolster, Wilhelm L.J. Werner, Juul L. van der Baan, Friedrich Bickelhaupt, Stanislaw Wolowiec, Sijbe Balt, Gerhard W. Klumpp, Irene E. Kingma, R. Blaauw
Publikováno v: Blaauw, R, Kingma, I E, Werner, W L J, Wolowiec, S, van der Baan, J L, Balt, S, Bickelhaupt, F, de Bolster, M W G & Klumpp, G W 1998, ' Intramolecularly alkylated Cosalen complexes: thermolysis and photolysis of coenzyme B12 models with a cobalt-to-ligand carbon bridge. ', Inorganica Chimica Acta, vol. 269, pp. 203-210 . https://doi.org/10.1016/S0020-1693(97)05762-9
Inorganica Chimica Acta, 269, 203-210. Elsevier BV
Product and kinetic studies on the anaerobic thermolysis and photolysis of the cobalt-carbon bond in intramolecularly bridged organoCosalen compounds are presented. NMR, UV-Vis and electron spin resonance spectroscopic investigations reveal the forma
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::075798fdc189ee79e6b15413dee00807
https://doi.org/10.1016/s0020-1693(97)05762-9
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3
ChemInform Abstract: Bridged (β-Alkoxyalkyl)CoIII(salen) Complexes by Intramolecular Alkoxycobaltation of Unactivated Alkenes: New Models for Coenzyme B12
Autor: Sijbe Balt, Jan H. Laan, Irene E. Kingma, Anthony L. Spek, Wilberth J. J. Smeets, Juul L. van der Baan, Gerhard W. Klumpp, R. Blaauw, Martinus W.G. de Bolster
Publikováno v: ChemInform. 31
CoII(salen) derivatives (salen = {N,N′-ethylenebis[salicylideneaminato]}) whose ethanediyl moiety carries an alkenyl side-chain R [R = prop-2-en-1-yl (6a), 2-methylprop-2-en-1-yl (6b), but-2-en-1-yl (6c), but-3-en-1-yl (6d)] react with oxygen and a
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ed1644eb3f154ba015c0faf327eaf15b
https://doi.org/10.1002/chin.200033217
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4
Intramolecular alkoxycobaltation: a novel route to the cobalt–carbon bond in a coenzyme B12model
Autor: Martinus W.G. de Bolster, Marten Wiersma, Sijbe Balt, Juul L. van der Baan, Irene E. Kingma, Friedrich Bickelhaupt, Anthony L. Spek, Gerhard W. Klumpp
Publikováno v: J. Chem. Soc., Chem. Commun.. :832-834
CoII(salen) derivatives whose ethanediyl moiety carries an ω-alkenyl side chain react with oxygen and methanol or ethanol to give, via interaction between intermediate CoIII species and the pendant olefin, alkylated products with a β-alkoxy substit
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8031f1f55cb38c15dc7d980d78fe7bdd
https://doi.org/10.1039/c39930000832
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5
A new model for coenzyme B12with an intramolecular cobalt–carbon bridge
Autor: Bert van Arkel, Martinus W.G. de Bolster, Jan W. E. Moos, Juul L. van der Baan, Anthony L. Spek, Sijbe Balt, Friedrich Bickelhaupt, Irene E. Kingma, Gerhard W. Klumpp
Publikováno v: J. Chem. Soc., Chem. Commun.. :225-227
The synthesis and structure of the first H2salen {2,2′-[1,2-ethanediylbis(nitrilomethylidyne)]diphenol} derived model for coenzyme B12 with an intramolecular carbon bridge between the ligand and cobalt are reported.
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dd21bdbcb48ad7308e212d7c44ad1e27
https://doi.org/10.1039/c39910000225
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