Výsledky vyhledávání - "K. v. D. Hoef"

The synthesis, properties and reactivity of model systems for protonated chromophores in biliproteins

Autor: M. A. Hempenius, K. v. D. Hoef, R. Fokkens, Johan Lugtenburg, J. H. Koek

Publikováno v: Recueil des Travaux Chimiques des Pays-Bas. 106:77-84

Three 2,3,22,23,24-pentahydro-21H-biline-1,19-dion-10-enium salts have been prepared: 17,18,22,23-tetramethyl-2,3,22,23,24-pentahydro-21H-biline-1,19-dion-10-enium methanesulphonate (1) with a central flexible structure, its 10-syn-locked 22,23-methy

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1e1f120f78da318af3bc1a37f48a7972
https://doi.org/10.1002/recl.19871060303

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The synthesis and properties of 2,3,23(22),24-tetrahydro-21H-biline-1,19-diones, model systems for biliprotein chromophores: 2,3,23(22),24-tetrahydro-17,18-dimethyl-21H-biline-1,19-dione and its (4E)-21-methyl, (4Z + 4E)-22-methyl, (9Z + 9E)-23-methyl, (4

Autor: K. v. D. Hoef, J. J. G. S. Van Es, J. H. Koek, R. Fokkens, J. Lugtenburg

Publikováno v: Recueil des Travaux Chimiques des Pays-Bas. 106:54-61

The title compounds (1, 2, 5, 6, 7, 13) have been synthesized from the correctly substituted 3,4-dihydro-2,2′-pyrromethen-5[1H]-one (14a…e) and 5′-formyl-3,4-dimethyl-2,2′-pyrromethen-5[1H]-one (15a…d) derivatives via acid-catalyzed condens

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::14de7e08431e73bae555d9a3f47935a1
https://doi.org/10.1002/recl.19871060204

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