0000000001299200

AUTHOR

Heikki Laakkonen

showing 19 related works from this author

Aromaattiset amidifoldameerit

2015

Pro gradu -tutkielman kirjallinen osa keskittyy aromaattisiin, amidisidoksellisiin foldameereihin ja erityisesti amidi-, imidi- ja hydratsidifoldameereihin. Synteesien ja menetelmien sijaan osuudessa on paneuduttu foldameerien laskostumiseen vaikuttaviin tekijöihin, kuten vetysidoksiin, kiraaliseen induktioon ja kompleksoitumiseen. Tämän lisäksi myös foldameerien solubiologista vuorovaikutusta on tuotu esiin. Kokeellinen osa keskittyy kahden aromaattisen amidifoldameerin synteeseihin ja niistä saatujen tuotteiden kiteyttämisiin ja kiderakenteisiin. Foldameerit laskostuivat testatuissa, polaarisissa liuottimissa ja muodostivat sekä intramolekulaarisia että intermolekulaarisia vetysidoksia. L…

foldameerisynteesi
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Structural Tuning and Conformational Stability of Aromatic Oligoamide Foldamers

2017

A series of aromatic oligoamide foldamers with two or three pyridine-2,6-dicarboxamide units as their main folding motifs and varying aromatic building blocks as linkers have been synthetized to study the effects of the structural variation on the folding properties and conformational stability. Crystallographic studies showed that in the solid state the central linker unit either elongates the helices and more open S-shaped conformations, compresses the helices to more compact conformations or acts as a rigid spacer separating the pyridine-2,6-dicarboxamide units, which for their part add the predictability of the conformational properties. Multidimensional NMR studies showed that, even in…

010405 organic chemistryChemistryHydrogen bondOrganic ChemistrySolid-stateGeneral ChemistryNuclear magnetic resonance spectroscopy010402 general chemistry01 natural sciencesstructuresCatalysis0104 chemical sciencesFolding (chemistry)Crystallographyaromatic oligoamide foldamersConformational stabilityLinkerta116Chemistry: A European Journal
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CCDC 1555247: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersN6N6'-(12-phenylene)bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) acetonitrile solvate monohydrateExperimental 3D Coordinates
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CCDC 1555255: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemN6N6'-[12-phenylenebis(carbonylazanediyl-21-phenylene)]bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) perdeuterodimethyl sulfoxide solvateCrystal StructureCell ParametersExperimental 3D Coordinates
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CCDC 1555258: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersExperimental 3D CoordinatesN6N6'-[pyridine-26-diylbis(carbonylazanediyl-21-phenylene)]bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) dichloromethane solvate
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CCDC 1555253: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureN2-{2-[(benzenecarbonyl)amino]phenyl}-N6-{2-[(2-{[6-({2-[(benzenecarbonyl)amino]phenyl}carbamoyl)pyridine-2-carbonyl]amino}benzene-1-carbonyl)amino]phenyl}pyridine-26-dicarboxamide dichloromethane solvateCell ParametersExperimental 3D Coordinates
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CCDC 1555260: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersN6N6'-[pyridine-26-diylbis(carbonylazanediyl-21-phenylene)]bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) chloroform solvateExperimental 3D Coordinates
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CCDC 1555245: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureN6N6'-(12-phenylene)bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) NN-dimethylformamide solvate monohydrateCell ParametersExperimental 3D Coordinates
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CCDC 1555251: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

N2-{2-[(benzenecarbonyl)amino]phenyl}-N6-{2-[(2-{[6-({2-[(benzenecarbonyl)amino]phenyl}carbamoyl)pyridine-2-carbonyl]amino}benzene-1-carbonyl)amino]phenyl}pyridine-26-dicarboxamide ethyl acetate solvateSpace GroupCrystallographyCrystal SystemCrystal StructureCell ParametersExperimental 3D Coordinates
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CCDC 1555256: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersExperimental 3D CoordinatesN6N6'-[13-phenylenebis(carbonylazanediyl-21-phenylene)]bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) ethyl acetate solvate
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CCDC 1555244: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersN6N6'-(12-phenylene)bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) NN-dimethylacetamide solvate monohydrateExperimental 3D Coordinates
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CCDC 1555248: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyN6N6'-(12-phenylene)bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) methanol solvateCrystal SystemCrystal StructureCell ParametersExperimental 3D Coordinates
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CCDC 1555250: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

N2-{2-[(benzenecarbonyl)amino]phenyl}-N6-{2-[(2-{[6-({2-[(benzenecarbonyl)amino]phenyl}carbamoyl)pyridine-2-carbonyl]amino}benzene-1-carbonyl)amino]phenyl}pyridine-26-dicarboxamide perdeuterodimethyl sulfoxide solvateSpace GroupCrystallographyCrystal SystemCrystal StructureCell ParametersExperimental 3D Coordinates
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CCDC 1555259: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersN6N6'-[pyridine-26-diylbis(carbonylazanediyl-21-phenylene)]bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) NN-dimethylformamide solvate hydrateExperimental 3D Coordinates
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CCDC 1555249: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersN6N6'-(12-phenylene)bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) dichloromethane solvateExperimental 3D Coordinates
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CCDC 1555254: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersN6N6'-[12-phenylenebis(carbonylazanediyl-21-phenylene)]bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) NN-dimethylacetamide solvateExperimental 3D Coordinates
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CCDC 1555252: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyCrystal SystemCrystal StructureCell ParametersN2-{2-[(benzenecarbonyl)amino]phenyl}-N6-{2-[(2-{[6-({2-[(benzenecarbonyl)amino]phenyl}carbamoyl)pyridine-2-carbonyl]amino}benzene-1-carbonyl)amino]phenyl}pyridine-26-dicarboxamide acetonitrile solvateExperimental 3D Coordinates
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CCDC 1555257: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

N6N6'-[pyridine-26-diylbis(carbonylazanediyl-21-phenylene)]bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) acetone solvateSpace GroupCrystallographyCrystal SystemCrystal StructureCell ParametersExperimental 3D Coordinates
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CCDC 1555246: Experimental Crystal Structure Determination

2017

Related Article: Riia Annala, Aku Suhonen, Heikki Laakkonen, Perttu Permi, Maija Nissinen|2017|Chem.-Eur.J.|23|16671|doi:10.1002/chem.201703985

Space GroupCrystallographyN6N6'-(12-phenylene)bis(N2-{2-[(benzenecarbonyl)amino]phenyl}pyridine-26-dicarboxamide) perdeuterodimethyl sulfoxide solvateCrystal SystemCrystal StructureCell ParametersExperimental 3D Coordinates
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