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Erkki Kolehmainen

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Anna Zakrzewska; Kari Rissanen; Arto Valkonen; Lilianna Chęcińska; Esa Haapaniemi; Erkki Kolehmainen; Borys Ośmiałowski
Substituent effect in 2-benzoylmethylenequinoline difluoroborates exhibiting through-space couplings. Multinuclear magnetic resonance, X-ray diffraction, and computational study.
Hana Bunzen; Erkki Kolehmainen
In situ formation of steroidal supramolecular gels designed for drug release.
Agnieszka Skotnicka; Arto Valkonen; Przemysław Czeleń; Erkki Kolehmainen; Ryszard Gawinecki
Synthesis and structural characterization of substituted 2-phenacylbenzoxazoles.

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2013: Anna Zakrzewska; Kari Rissanen; Arto Valkonen; Lilianna Chęcińska; Esa Haapaniemi; Erkki Kolehmainen; Borys Ośmiałowski
Substituent effect in 2-benzoylmethylenequinoline difluoroborates exhibiting through-space couplings. Multinuclear magnetic resonance, X-ray diffraction, and computational study.
The journal of physical chemistry. A 2013;117(1):252-6.
2013: Hana Bunzen; Erkki Kolehmainen
In situ formation of steroidal supramolecular gels designed for drug release.
Molecules (Basel, Switzerland) 2013;18(4):3745-59.
2013: Agnieszka Skotnicka; Arto Valkonen; Przemysław Czeleń; Erkki Kolehmainen; Ryszard Gawinecki
Synthesis and structural characterization of substituted 2-phenacylbenzoxazoles.
International journal of molecular sciences 2013;14(3):4444-60.
2012: Borys Ośmiałowski; Arto Valkonen; Izabela Grela; Satu Ikonen; Erkki Kolehmainen; Adam Kwiatkowski; Esa Haapaniemi
2-Acylamino- and 2,4-bis(acylamino)pyrimidines as supramolecular synthons analyzed by multiple noncovalent interactions. DFT, X-ray diffraction, and NMR spectral studies.
The Journal of organic chemistry 2012;77(21):9609-19.
2012: Arto Valkonen; Ryszard Gawinecki; Aleksandra Grzegórska; Erkki Kolehmainen; Borys Ośmiałowski; Kari Rissanen
Two (E)-2-({[4-(dialkylamino)phenyl]imino}methyl)-4-nitrophenols.
Acta crystallographica. Section C, Crystal structure communications 2012;68(Pt 8):o279-82.
2012: Ondřej Jurček; Manu Kristian Lahtinen; Zdenek Wimmer; Pavel Drašar; Erkki Kolehmainen
Crystallization, spectral, crystallographical, and thermoanalytical studies of succinobucol polymorphism.
Journal of pharmaceutical sciences 2012;101(5):1794-802.
2012: Borys Ośmiałowski; Erkki Kolehmainen; Magdalena Kowalska
2-Acylamino-6-pyridones: breaking of an intramolecular hydrogen bond by self-association and complexation with double and triple hydrogen bonding counterparts. Uncommon steric effect on intermolecular interactions.
The Journal of organic chemistry 2012;77(4):1653-62.
2012: Aino-Liisa Saari; Petri A Turhanen; Markku Ylisirniö; Helena Hyvönen; Erkki Kolehmainen; Manu Kristian Lahtinen; Sirpa Peräniemi; Jouko Vepsäläinen
Systematic study of the physicochemical properties of a homologous series of aminobisphosphonates.
Molecules (Basel, Switzerland) 2012;17(9):10928-45.
2011: Hana Svobodová; Zdeněk Wimmer; Erkki Kolehmainen
Design, synthesis and stimuli responsive gelation of novel stigmasterol-amino acid conjugates.
Journal of colloid and interface science 2011;361(2):587-93.
2011: Juha Koivukorpi; Erkki Kolehmainen
Synthesis of both ionic species of ammonium dithiocarbamate derived cholic acid moieties.
Molecules (Basel, Switzerland) 2011;16(8):6306-12.
2010: Borys Ośmiałowski; Erkki Kolehmainen; Ryszard Gawinecki; Robert Dobosz; Reijo Kauppinen
Complexation of 2,6-bis(acylamino)pyridines with dipyridin-2-ylamine and 4,4-dimethylpiperidine-2,6-dione.
The journal of physical chemistry. A 2010;114(49):12881-7.
2010: Borys Ośmiałowski; Erkki Kolehmainen; Robert Dobosz; Ryszard Gawinecki; Reijo Kauppinen; Arto Valkonen; Juha Koivukorpi; Kari Rissanen
Self-organization of 2-acylaminopyridines in the solid state and in solution.
The journal of physical chemistry. A 2010;114(38):10421-6.
2010: Satu Ikonen; Arto Valkonen; Raija Juvonen; Hannu Salo; Erkki Kolehmainen
Bile acid-derived mono- and diketals--synthesis, structural characterization and self-assembling properties.
Organic & biomolecular chemistry 2010;8(12):2784-94.
2009: Jaakko Paasivirta; Seija Sinkkonen; Vladimir Nikiforov; Fedor Kryuchkov; Erkki Kolehmainen; Katri Laihia; Arto Valkonen; Manu Kristian Lahtinen
Long-range atmospheric transport of three toxaphene congeners across Europe. Modeling by chained single-box FATEMOD program.
Environmental science and pollution research international 2009;16(2):191-205.
2009: Arto Valkonen; Juha Koivukorpi; Manu Kristian Lahtinen; Erkki Kolehmainen
3α-Hydr-oxy-N-(3-hydroxy-prop-yl)-5β-cholan-24-amide.
Acta crystallographica. Section E, Structure reports online 2009;65(Pt 3):o650.
2008: Arto Valkonen; Manu Kristian Lahtinen; Erkki Kolehmainen
Syntheses and structural study of bile acid amidoalcohols.
Steroids 2008;73(12):1228-41.
2008: Elina Sievänen; Virpi Noponen; Vladimír Král; Tomás Bríza; Erkki Kolehmainen
1H,13C, 19F NMR, and ESI mass spectral characterization of two geminal difluorosteroids.
Magnetic resonance in chemistry : MRC 2008;46(4):392-7.
2008: Kari Raatikainen; Juhani Huuskonen; Erkki Kolehmainen; Kari Rissanen
Molecular Pacman: folding, inclusion, and X-ray structures of tri- and tetraamino piperazine cyclophanes.
Chemistry (Weinheim an der Bergstrasse, Germany) 2008;14(11):3297-305.
2007: Ryszard Gawinecki; Agnieszka Kuczek; Erkki Kolehmainen; Borys Ośmiałowski; Tadeusz M Krygowski; Reijo Kauppinen
Influence of bond fixation in benzo-annulated N-salicylideneanilines and their ortho-C(=O)X derivatives (X = CH3, NH2, OCH3) on tautomeric equilibria in solution.
The Journal of organic chemistry 2007;72(15):5598-607.
2007: Arto Valkonen; Erkki Kolehmainen; Manu Kristian Lahtinen; Elina Sievänen; Virpi Noponen; Minna Tolonen; Reijo Kauppinen
Structural, thermoanalytical and molecular modeling studies on N-(3-hydroxypropyl) 3 alpha,12 alpha-dihydroxy-5 beta-cholan-24-amide and its monohydrates.
Molecules (Basel, Switzerland) 2007;12(9):2161-78.
2007: Juha Koivukorpi; Elina Sievänen; Erkki Kolehmainen; Vladimír Král
Synthesis, characterization, and saccharide binding studies of bile acid-porphyrin conjugates.
Molecules (Basel, Switzerland) 2007;12(1):13-24.
2006: Katri Laihia; Erkki Kolehmainen; Vladimir A Nikiforov; Sergei Miltsov
1H, 13C and 15N NMR spectral characterization of twenty-seven 1,2-diaryl-(4E)-arylidene-2-imidazolin-5-ones.
Magnetic resonance in chemistry : MRC 2006;44(9):895-900.
2006: Arto Valkonen; Kari Ahonen; Erkki Kolehmainen
Bis(6-thioxo-1,6-dihydropurinium) tetrachlorozincate(II).
Acta crystallographica. Section C, Crystal structure communications 2006;62(Pt 7):m290-2.
2006: Amjad Ali; Swaran J.S. Flora; Geetu Saxena; Erkki Kolehmainen; Bernard Mahieu; Chebrolu P Rao
Synthesis and characterization of Sn(IV) complexes of lower rim 1,3-diacid derivative of calix[4]arene and their protective effects on tissue oxidative stress and essential metal concentration in lead exposed male Wistar rats.
Journal of inorganic biochemistry 2006;100(2):206-13.
2006: Erkki Kolehmainen; Kari Tuppurainen; Svetlana A Lanina; Elina Sievänen; Katri Laihia; Vadim P Boyarskiy; Vladimir A Nikiforov; Tatiana E Zhesko
A computationally feasible quantum chemical model for 13C NMR chemical shifts of PCB-derived carboxylic acids.
Chemosphere 2006;62(3):368-74.
2004: Arto Valkonen; Manu Kristian Lahtinen; Elina Virtanen; Suvi Kaikkonen; Erkki Kolehmainen
Bile acid amidoalcohols: simple organogelators.
Biosensors & bioelectronics 2004;20(6):1233-41.
2004: Jarmo Vanhanen; Marcus Rinkiö; Jukka Aumanen; Jouko Korppi-Tommola; Erkki Kolehmainen; Tuula Kerkkänen; Päivi Törmä
Characterization of used mineral oil condition by spectroscopic techniques.
Applied optics 2004;43(24):4718-22.
2004: Alexander Shivanyuk; Mohamed Saadioui; Frank Broda; Iris Thondorf; Myroslav O Vysotsky; Kari Rissanen; Erkki Kolehmainen; Volker Böhmer
Sterically and guest-controlled self-assembly of calix[4]arene derivatives.
Chemistry (Weinheim an der Bergstrasse, Germany) 2004;10(9):2138-48.
2003: Borys Ośmiałowski; Erkki Kolehmainen; Ryszard Gawinecki
Identity double-proton transfer in (3Z)-3-hydroxy-1,4-di(quinolin-2-yl)but-3-en-2-one.
Chemistry (Weinheim an der Bergstrasse, Germany) 2003;9(12):2710-6.
2002: Borys Ośmiałowski; Erkki Kolehmainen; Maija Nissinen; Tadeusz M Krygowski; Ryszard Gawinecki
(1Z,3Z)-1,4-Di(pyridin-2-yl)buta-1,3-diene-2,3-diol: the planar highly conjugated symmetrical enediol with multiple intramolecular hydrogen bonds.
The Journal of organic chemistry 2002;67(10):3339-45.
2002: Katri Laihia; Erkki Kolehmainen; Reijo Kauppinen; J Lorenc; A Puszko
Multinuclear 1H, 13C and 15N NMR study of some substituted 2-amino-4-nitropyridines and their N-oxides.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2002;58(7):1425-35.
2002: T Mohan Das; Chebrolu P Rao; Erkki Kolehmainen; Ramakant M Kadam; Medury D Sastry
Interaction of metal ions with D-glucobenzothiazoline: isolation and characterization of the resultant products.
Carbohydrate research 2002;337(4):289-96.
2002: Gudneppanavar Rajsekhar; Chebrolu P Rao; Pauli K Saarenketo; Erkki Kolehmainen; Kari Rissanen
Glycosylamines of 4,6-O-butylidene-alpha-D-glucopyranose: synthesis and characterization of glycosylamines, and the crystal structure of 4,6-O-butylidene-N-(o-chlorophenyl)-beta-D-glucopyranosylamine.
Carbohydrate research 2002;337(3):187-94.
2001: Ajay K Sah; Chebrolu P Rao; Elina Wegelius; Erkki Kolehmainen; Kari Rissanen
Synthesis, characterization and the first crystal structure of the Zn(II) complex of 4,6-O-ethylidine-N-(2-hydroxybenzylidene)-beta-D-glucopyranosylamine.
Carbohydrate research 2001;336(4):249-55.
2001: T Mohan Das; Chebrolu P Rao; Erkki Kolehmainen
Interaction of metal ions with N-glycosylamines: isolation and characterization of the products of 4,6-O-benzylidene-N-(o-carboxyphenyl)-beta-D-glucopyranosylamine with different metal ions.
Carbohydrate research 2001;335(3):151-8.
2001: Ajay K Sah; Chebrolu P Rao; Pauli K Saarenketo; Erkki Kolehmainen; Kari Rissanen
Synthesis, characterisation and crystal structures of Schiff bases from the reaction of 4,6-O-ethylidene-beta-D-glucopyranosylamine with substituted salicylaldehydes.
Carbohydrate research 2001;335(1):33-43.
2001: T Mohan Das; Chebrolu P Rao; Erkki Kolehmainen
Synthesis and characterisation of N-glycosyl amines from the reaction between 4,6-O-benzylidene-D-glucopyranose and substituted aromatic amines and also between 2-(o-aminophenyl)benzimidazole and pentoses or hexoses.
Carbohydrate research 2001;334(4):261-9.
2001: J Koivisto; Erkki Kolehmainen; Vladimir A Nikiforov; Maija Nissinen; Juha Linnanto; Mirja Lahtiperä; Sergei Miltsov; V S Karavan
A new potential toxaphene congener: synthesis, GC/EI-MS study, crystal structure, NMR analysis, and ab initio calculations of 3-endo,5-endo-dichloro-7,7-bis-chloromethyl-4-dichloromethyl-tricyclo[2.2.1.0(2,6)]heptane.
Chemosphere 2001;44(4):671-9.
2001: Alexander Shivanyuk; E F Paulus; Kari Rissanen; Erkki Kolehmainen; Volker Böhmer
Resorcarenes in the boat conformation as building blocks for hydrogen-bonded assemblies including two ammonium cations.
Chemistry (Weinheim an der Bergstrasse, Germany) 2001;7(9):1944-51.
2000: A Mukhopadhyay; Erkki Kolehmainen; Chebrolu P Rao
Interaction of saccharides with rare earth metal ions: synthesis and characterisation of Pr(III)- and Nd(III)-saccharide complexes.
Carbohydrate research 2000;328(2):103-13.
2000: Katri Laihia; Erkki Kolehmainen; T Nevalainen; Reijo Kauppinen; T T Vasilieva; A B Terentiev
The identification of vicinally substituted cyclohexane isomers in their mixtures by 1H and 13C NMR spectroscopy.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy 2000;56(3):541-6.
2000: A Mukhopadhyay; Erkki Kolehmainen; Chebrolu P Rao
Lanthanide-saccharide chemistry: synthesis and characterisation of Ce(III)-saccharide complexes.
Carbohydrate research 2000;324(1):30-7.