All Stories

  1. Captopril and its dimer captopril disulfide: comparative structural and conformational studies
  2. How strong are Ca2+–heparin and Zn2+–heparin interactions?
  3. Acidity and metal (Mg2+, Ca2+, Zn2+) affinity of l-γ-carboxyglutamic acid and its peptide analog
  4. Structure, acidity and basicity of a benzene disulfonamide inhibitor of carbonic anhydrase
  5. A comparative study of the molecular structure, lipophilicity, solubility, acidity, absorption and polar surface area of coumarinic anticoagulants and direct thrombin inhibitors
  6. How acidic are monomeric structural units of heparin?
  7. An orthorhombic polymorph of a cyclization product of perindopril
  8. CRYSTAL STRUCTURE OF A PERINDOPRIL CYCLIZATION PRODUCT, C19H30N2O4
  9. Effect of metal ions (Li+, Na+, K+, Mg2+ and Ca2+) and water on the conformational changes of glycosidic bonds in heparin oligosaccharides
  10. Structure and stability of complexes of charged structural units of heparin with arginine and lysine
  11. Perindoprilat monohydrate
  12. Novel pseudopolymorph of the active metabolite of perindopril
  13. Effect of water coordination on competition between π and non-π cation binding sites in aromatic amino acids: l-phenylalanine, l-tyrosine, and l-tryptophan Li+, Na+, and K+ complexes
  14. Effect of metal Ions (Ni2+, Cu2+ and Zn2+) and water coordination on the structure of L-phenylalanine, L-tyrosine, L-tryptophan and their zwitterionic forms
  15. Molecular structure, pKa, lipophilicity, solubility, absorption, polar surface area, and blood brain barrier penetration of some antiangiogenic agents
  16. Molecular structure of basic oligomeric building units of heparan-sulfate glycosaminoglycans
  17. Synthesis, crystal and molecular structure of two biologically active aromatic sulfonamides and their hydrochloride salts
  18. Effect of metal ions (Li+, Na+, K+, Mg2+, Ca2+, Ni2+, Cu2+ and Zn2+) and water coordination on the structure and properties of l-histidine and zwitterionic l-histidine
  19. Molecular structure, pKa, lipophilicity, solubility and absorption of biologically active aromatic and heterocyclic sulfonamides
  20. Molecular structure, lipophilicity, solubility, absorption, and polar surface area of novel anticoagulant agents
  21. Gas phase and solution state stability of complexes L…M, where M=Cu2+, Ni2+, or Zn2+ and L=R−C(O)NHOH (R=H, NH2, CH3, CF3, or Phenyl)
  22. Homocysteine and endothelial markers are increased in patients with chronic liver diseases
  23. Theoretical study of molecular structure, pKa, lipophilicity, solubility, absorption, and polar surface area of some hypoglycemic agents
  24. Computational Study of the Sulfonylated Amino Acid Hydroxamates Binding to the Zinc Ion within the Active Site of Carbonic Anhydrase
  25. Molecular structure and stability of perindopril erbumine and perindopril l-arginine complexes
  26. Thermodynamics of binding of angiotensin-converting enzyme inhibitors to enzyme active site model
  27. Effect of Metal Ions (Li + , Na + , K + , Mg 2+ , Ca 2+ , Ni 2+ , Cu 2+ , and Zn 2+ ) and Water Coordination on the Structure and Properties of l -Arginine and Zwitterionic l -Arginine
  28. Accurate Aqueous Proton Dissociation Constants Calculations for Selected Angiotensin-Converting Enzyme Inhibitors
  29. Preparation of trisodium O-monoalkyl and O-monoaryl diphosphates
  30. Conformational Structure of Some Trimeric and Pentameric Structural Units of Heparin
  31. Structure and stability of Li(I) and Na(I) – Carboxylate, sulfate and phosphate complexes
  32. Theoretical study of structure and properties of hexuronic acid and d-glucosamine structural units of glycosaminoglycans
  33. Conformational Behavior of Basic Monomeric Building Units of Glycosaminoglycans:  Isolated Systems and Solvent Effect
  34. Gas-Phase and Solution Conformations of Selected Dimeric Structural Units of Heparin
  35. Gas-Phase and Solution Conformations of the α- L -Iduronic Acid Structural Unit of Heparin
  36. Theoretical study of structure, pKa, lipophilicity, solubility, absorption, and polar surface area of some centrally acting antihypertensives
  37. Selective adsorption and reactivity of dipeptide stereoisomers in clay mineral suspension
  38. Effect of Metal Ions (Li + , Na + , K + , Mg 2+ , Ca 2+ , Ni 2+ , Cu 2+ , and Zn 2+ ) and Water Coordination on the Structure of Glycine and Zwitterionic Glycine
  39. Theoretical Study of Gas-Phase Acidities of Selected Angiotensin-Converting Enzyme Inhibitors
  40. Theoretical study of gas-phase acidity, pKa, lipophilicity, and solubility of some biologically active sulfonamides
  41. Theoretical Study of Molecular Structure, Reactivity, Lipophilicity, and Solubility of N-Hydroxyurea, N-Hydroxythiourea, and N-Hydroxysilaurea
  42. Catalyzed Peptide Bond Formation in the Gas Phase. Role of Bivalent Cations and Water in Formation of 2-Aminoacetamide from Ammonia and Glycine and in Dimerization of Glycine
  43. Thermodynamics of binding of Zn2+to carbonic anhydrase inhibitors
  44. Coordination and Thermodynamics of Stable Zn(II) Complexes in the Gas Phase
  45. Theoretical Study of Molecular Structure and Gas-Phase Acidity of Some Biologically Active Sulfonamides
  46. The Gas-Phase Acidities of Substituted Hydroxamic and Silahydroxamic Acids:  A Comparative ab Initio Study
  47. Catalyzed peptide bond formation in the gas phase
  48. Theoretical Study of Molecular Structure, Tautomerism, and Geometrical Isomerism of Moxonidine:  Two-Layered ONIOM Calculations
  49. Ab initio and DFT study of molecular structure and tautomerism of 2-amino-2-imidazoline, 2-amino-2-oxazoline and 2-amino-2-thiazoline
  50. Molecular structure and gas-phase reactivity of clonidine and rilmenidine: Two-layered ONIOM calculations
  51. Substituent effects on gas-phase acidities of formic acid and its silicon and sulphur derivatives R-M(=X)XH(M=C, Si; X=O, S; R=H, F, Cl, OH, NH 2 and CH 3 )
  52. Substituent effects on gas-phase acidities of formic acid and its silicon and sulphur derivatives R − M(= X)XH(M = C., Si; X = O, S; R = H, F, CI, OH, NH2and CH3)
  53. Molecular structure and gas-phase reactivity of zileuton and its N-dehydroxylated metabolite: two-layered ONIOM calculations
  54. Thermodynamic stability of carbonyl and silacarbonyl anions R–M-22O [M=C, Si, R=H, F, Cl, OH, NH2, CH3, N(H)OH]. A comparative ab initio study
  55. Bivalent cation binding effect on formation of the peptide bond
  56. Theoretical study of mexiletine and its interaction with cationic and anionic receptor sites
  57. Cation binding effect on hydrogen bonding in the complexes of lidocaine, tocainide and mexiletine with the acetate
  58. The gas-phase acidities of substituted dithiosilanoic acids (X–SiSSH, X=H, F, Cl, OH, NH2 and CH3)
  59. The gas phase acidities of substituted silanoic acids
  60. The gas phase acidities of substituted silanoic acids
  61. Molecular structure, gas-phase acidity and basicity of N-hydroxyurea
  62. How Acidic Are the Selenocarboxylic Acids RCSeOH and RCOSeH (R = H, F, Cl, NH 2 , CH 3 )?
  63. Thermodynamics of dihydrogen bonds (A—H…H—B)
  64. Thermodynamics of dihydrogen bonds (A-H⋅⋅⋅H-B)
  65. Stereoisomeric effect on antimicrobial activity of a series of quaternary ammonium salts
  66. Structure, Reaction Enthalpies, Entropies, and Free Energies of Cation−Molecule Complexes. A Theoretical Study by Means of the ab Initio Complete Basis Set CBS-Q Method
  67. Structure and gas phase stability of complexes L...M, where M=Li+, Na+ and Mg2+, and L=H2O, H2S, SiH2, NH3 and their methyl derivatives
  68. How acidic are thiocarboxylic S-acids and thiosilanoic S-acids (XYOSH, X = H, F, Cl, CH3, NH2; Y = C, Si)?
  69. Reactions of H 2 XXH 2 and H 2 XO Double Bonds (X = Si, Ge, Sn, Pb):  Are 1,3-Dioxa-2,4-dimetaletanes Unusual Molecules?
  70. Structure and gas phase stability of complexes L···M, where M = Li+, Na+, Mg2+and L is formaldehyde, formic acid, formate anion, formamide and their sila derivatives
  71. Structure and gas phase stability of complexes L... M, where M = Li+, Na+, Mg2+ and L is formaldehyde, formic acid, formate anion, formamide and their sila derivatives
  72. Gas-phase binding of Li+, Na+ and Mg2+ to formaldehyde, acetaldehyde and their silicon and sulfur analogs. A theoretical study by means of ab initio molecular orbital methods at the G2 level of theory
  73. Gas-phase acidities of HM(=X)XH (MC, Si; XO, S) acids calculated by ab initio molecular orbital methods at the G2 level of theory
  74. Structure and gas-phase acidity of oxalic acid and its disila derivative. A theoretical study by means of the DFT quantum theoretical method
  75. H 2 XO and (CH 3 ) 2 XO Compounds (X = C, Si, Ge, Sn, Pb):  Double Bonds vs Carbene-Like StructuresCan the Metal Compounds Exist at All?
  76. Interaction of local anaesthetics with an anionic receptor site. An ab initio SCF study on procaine, lidocaine, tocainide and mexiletine and their HCO2− complexes
  77. Cation binding effect on hydrogen bonding and the energetics of proton transfer in the system (CH3)3NH+…−OCOH
  78. Conformational analysis of ester and ether linkages in lignin-arabinoxylan complexes
  79. Molecular modelling of the antiarrhythmic-receptor interaction
  80. Ab initio study of formohydroxamic acid isomers, their anions and protonated forms
  81. Effects of external ions on the energetics of proton transfer in hydrogen-bonded systems modelling a membrane-active drug–receptor interaction
  82. Structure and acidity of carbamic acid, and its thio, dithio and sila dervatives
  83. Ab Initio Investigation of Interactions between Models of Membrane-Active Compounds and Polar Groups of Membranes: Complexes Involving Amine, Ether, Amide, Phosphate, and Carboxylate
  84. Conformational structure of the antiarrhythmic mexiletine, its cation and hydrochloride
  85. Ab initio investigations of the hydrolysis of the carbamate bond
  86. Ab initio study of the configuration and protonation of thiocarbamic acid
  87. Ab initio SCF study of the effect of Na+ and K+ ions and water on the local anaesthetic-phospholipid interaction
  88. Ab initio investigation of hydrogen bonding by carbamates: Complexes including N-methyl methylcarbamate, N-phenyl methylcarbamate, dimethyl ether and methyl acetate
  89. The geometry and internal rotational barrier of carbamic acid and several derivatives
  90. Ab Initio Investigation of Interactions between Models of Local Anesthetics and Receptor: Complexes Involving Amine, Phosphate, Amide, Na+ K+ Ca2+ and Cl–
  91. Ab initio MO study of protonation of carbamic acid, methyl carbamate and methyl N-methylcarbamate
  92. Molecular Orbital Investigations on Lignin Model Compounds. XXI. Solvent Effect on the Stability of β-Aryl Ether and Benzyl Aryl Ether Dimeric Units of Lignin
  93. Quantum chemical study of phenylcarbamates possessing local anaesthetic activity. Effect of hydration on stable conformations of 1-[2-(2-methoxyphenylcarbamoyloxy)ethyl]piperidine and its cation
  94. Conformational structure of the local anaesthetic lidocaine, its cation, and hydrofluoride
  95. Molecular Orbital Investigations on Lignin Model Compounds. XX. Conformational Analysis of Benzyl Ether and Benzyl Ester Linkages in Lignin-Carbohydrate Complexes
  96. Crystal and molecular structure of heptacain hydrochloride
  97. A quantum-chemical study of phenol self-association of open and cyclic dimers and trimers
  98. Quantum-Chemical Study of Phenylcarbamates with Local Anesthetic Activity
  99. Charge-Transfer Complexes of Some Systems Chloranil — Phenylcarbamates Possessing Local Anesthetic Activity
  100. Spectroscopic study of thiamine-phenylcarbamate complexes possessing local anaesthetic effect
  101. PCILO study of non-bonding interactions
  102. MO Investigations on Lignin Model Compounds
  103. MO Investigations on Lignin Model Compounds
  104. MO Investigations on Lignin Model Compounds
  105. MO study of molecular association of local anaesthetics of carbamate type
  106. Conformational Analysis of Methyl Phenylcarbamate and its Methoxy Derivatives by MO Calculations
  107. Quantum-chemical study of N-methylacetamide and N,N-dimethylacetamide as models for peptidic bond in hydrogen-bond interaction with water, methanol and phenol
  108. Quantum-chemical study of energy surface and the minimum-energy reaction path of the proton transfer along O-H...N hydrogen bond in acetic acid-imidazole x 2 H2O system
  109. MO Investigations on Lignin Model Compounds
  110. MO Investigations on Lignin Model Compounds
  111. PCILO study of hydrogen bond and proton transfer in systems 1-methylthymine-acetamide and 1-methylthymine-acetic acid
  112. 13C NMR spectra of azachalcones
  113. Model studies of interactions between amino acids and carboxylic acids: a pcilo mo study of the effects of hydration on hydrogen bonding and proton transfer in the system acetic acid - imidazole
  114. Molceular orbital study of methanol molecular association open and cyclic polymers
  115. Molecular orbital study of hydrogen bonding and proton transfer in the system acetic acid - pyridine: isolated system and solvent effect
  116. MO Investigations on Lignin Model Compounds
  117. Hydrogen bonds and proton transfer in imidazole oligomers and (imidazole)2H(+) system: quantum-chemical calculations
  118. Experimental and calculated (PPP) electronic spectra of flavonoid, stilbene and coumarone structures
  119. Analysis of 1H-NMR spectra of cinnamaldehyde type model substances of lignin
  120. MO investigations on lignin model compounds VIII. A PCILO study of intramolecular hydrogen bond in guaiacol and o-vanillin
  121. MO investigations on lignin model compounds
  122. A PCILO study of the nine hydrogen bonded dimers involving NH3, H2O and HF
  123. MO Investigations on Lignin Model Compounds
  124. LCAO MO Investigations on Lignin Model Compounds VI. CNDO/CI Calculations of Electronic Spectra of Cinnamaldehyde Structures
  125. CNDO/CI-Untersuchungen der Elektronenspektren von Chinon-und Chinonmethidmodellen
  126. A PCILO Study of Rotational Barriers and Intramolecular Hydrogen Bonding in some o-Hydroxy-carbonyl Compounds
  127. LCAO MO Investigations on Lignin Model Compounds