Karla Andrea Frydenvang

Karla Andrea Frydenvang

Associate Professor

ORCID: 0000-0002-5823-3478

Introductory remarks on publicationslist

See Homepage for complete list of publications (incl. all publications from before 2007)
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  1. 1988
  2. Published

    Structures of acetylcholine picrate and methoxycarbonylcholine picrate hemihydrate

    Frydenvang, Karla Andrea, Grønborg, L. & Jensen, B., 1988, In: Acta Crystallographica. Section C: Crystal Structure Communications. 44, Pt 5, p. 841-5 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 1990
  4. Published

    Structure of Muscarine Chloride

    Frydenvang, Karla Andrea & Jensen, B., 1990, In: Acta Crystallographica Section C: Crystal Structure Communications. C46, 7, p. 1279-1282

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. 1992
  6. Published

    Structure of choline picrate

    Frydenvang, Karla Andrea, Jul 1992, In: Acta Crystallographica Section C. 48, 7, p. 1343-1345 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Structure of cis‐2‐methyl‐4‐tosyloxymethyl‐1,3‐dioxolane

    Frydenvang, Karla Andrea, Jul 1992, In: Acta Crystallographica Section C. 48, 7, p. 1341-1343 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  8. 1993
  9. Published

    Structures of muscarine picrate and muscarine tetraphenylborate

    Frydenvang, Karla Andrea, May 1993, In: Acta Crystallographica Section C. 49, 5, p. 985-990 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Structures of two ribonucleotide reductase inhibitors: 1‐hydroxy‐1‐methylurea and 1‐hydroxy‐3‐methylurea

    Frydenvang, Karla Andrea, May 1993, In: Acta Crystallographica Section C. 49, 5, p. 1018-1022 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Structure determinations of (dl)‐trans‐3‐hydroxy‐5‐iodomethyl‐2,2‐diphenyltetrahydrofuran and (dl)‐trans‐N,N,N‐trimethyl‐(3‐hydroxy‐2,2‐diphenyltetrahydro‐5‐furyl)methylammonium iodide

    Frydenvang, Karla Andrea, Oct 1993, In: Acta Crystallographica Section C. 49, 10, p. 1837-1840 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Structure of (–)‐muscarone iodide

    Frydenvang, Karla Andrea, Oct 1993, In: Acta Crystallographica Section C. 49, 10, p. 1834-1837 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. 1994
  14. Published

    GABAB antagonists: resolution, absolute stereochemistry, and pharmacology of (R)- and (S)-phaclofen

    Frydenvang, Karla Andrea, Hansen, J. J., Krogsgaard-Larsen, Povl, Mitrovic, A., Tran, H., Drew, C. A. & Johnston, G. A., 1994, In: Chirality. 6, 7, p. 583-9 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  15. Published

    Synthesis and structure-activity studies on acidic amino acids and related diacids as NMDA receptor ligands

    Johansen, Tommy Nørskov, Frydenvang, Karla Andrea, Ebert, B., Krogsgaard-Larsen, Povl & Madsen, Ulf, 1994, In: Journal of Medicinal Chemistry. 37, 20, p. 3252-62 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. 1995
  17. Published

    GABA-B Antagonists: Enantiopharmacology of 5-Amino-4-hydroxy-2-methylvaleric Acid and X-Ray Structure of the Eutomer

    Frydenvang, Karla Andrea, Kristiansen, Uffe, Frølund, Bente, Herdeis, C. & Krogsgaard-Larsen, Povl, 1995, In: Chirality. 7, p. 526–533

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. 1996
  19. Published

    Conformational analysis of acetylcholine and related choline esters

    Frydenvang, Karla Andrea & Jensen, B., 1996, In: Acta Crystallographica. Section B: Structural Science. 52 ( Pt 1), p. 184-93 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    N-methyl-D-aspartic acid receptor agonists: resolution, absolute stereochemistry, and pharmacology of the enantiomers of 2-amino-2-(3-hydroxy-5-methyl-4-isoxazolyl)acetic acid

    Madsen, Ulf, Frydenvang, Karla Andrea, Ebert, B., Johansen, Tommy Nørskov, Brehm, L. & Krogsgaard-Larsen, Povl, 1996, In: Journal of Medicinal Chemistry. 39, 1, p. 183-90 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Stereospecific GABA-B receptor antagonism

    Frydenvang, Karla Andrea, Frølund, Bente, Kristiansen, Uffe & Krogsgaard-Larsen, Povl, 1996, GABA, receptors, transporters and metabolism. Tanaka, C. & Bowery, N. G. (eds.). Basel: Birkhäuser Verlag

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  22. Published

    The ribonucleotide reductase R1 inhibitor N-acetyl-N,Ο-di(propylcarbamoyl)hydroxylamine, an analogue of caracemide

    Nielsen, B. B., Frydenvang, Karla Andrea & Larsen, I. K., 15 Feb 1996, In: Acta Crystallographica Section C: Crystal Structure Communications. 52, 2, p. 387-390 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. Published

    2-Ethyl-3-(3-pyridyl)-5(2H)-isoxazolone

    Frydenvang, Karla Andrea, Brehm, L., Di Biase, R. & Falch, E., 15 Aug 1996, In: Acta Crystallographica Section C: Crystal Structure Communications. 52, 8, p. 2102-2105 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  24. 1997
  25. Published

    Antiprotozoal compounds from Asparagus africanus

    Oketch-Rabah, H. A., Dossaji, S. F., Christensen, S. B., Frydenvang, Karla Andrea, Lemmich, E., Cornett, Claus, Olsen, C. E., Chen, M., Kharazmi, A. & Theander, Thor Grundtvig, 1997, In: Journal of Natural Products. 60, 10, p. 1017-22 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. Published

    Excitatory amino acid receptor antagonists: resolution, absolute stereochemistry, and pharmacology of (S)- and (R)-2-amino-2-(5-tert-butyl-3-hydroxyisoxazol-4-yl)acetic acid (ATAA)

    Johansen, Tommy Nørskov, Frydenvang, Karla Andrea, Ebert, B., Madsen, Ulf & Krogsgaard-Larsen, Povl, 1997, In: Chirality. 9, 5-6, p. 529-36 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  27. Published

    GABA-A and GABA-B receptor Agonists, Partial Agonists and Modulators. design and Therapeutic Prospects

    Frølund, Bente, Krogsgaard-Larsen, Povl, Kristiansen, Uffe, Frydenvang, Karla Andrea & Ebert, B., 1997, In: European Journal of Pharmaceutical Sciences. 4, p. 355–384

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    (-)-(R)-5,5-dimethylmorpholinyl-2-acetic acid ethyl ester hydrochloride, C10H20NO3+.Cl-

    Frydenvang, Karla Andrea, Enna, S. J. & Krogsgaard-Larsen, Povl, 15 Aug 1997, In: Acta Crystallographica Section C: Crystal Structure Communications. 53, 8, p. 1088-1091 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  29. Published

    1-(1-cyanocyclohexyl)-1-hydroxy-3-phenylurea

    Frydenvang, Karla Andrea & Larsen, I. K., 15 Aug 1997, In: Acta Crystallographica Section C: Crystal Structure Communications. 53, 8, p. 1091-1093 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  30. Published

    Structural characteristics of isoxazol-3-ol and isothiazol-3-ol, carboxy group bioisosteres examined by X-ray crystallography and ab initio calculations

    Frydenvang, Karla Andrea, Matzen, L., Norrby, P. O., Sløk, F. A., Liljefors, T., Krogsgaard-Larsen, Povl & Jaroszewski, J. W., Sep 1997, In: Journal of the Chemical Society. Perkin Transactions 2. 9, p. 1783-1791 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  31. Published

    GABA(A) and GABA(B) receptor agonists, partial agonists, antagonists and modulators: Design and therapeutic prospects

    Krogsgaard-Larsen, Povl, Frølund, Bente, Kristiansen, Uffe, Frydenvang, Karla Andrea & Ebert, B., Nov 1997, In: European Journal of Pharmaceutical Sciences. 5, 6, p. 355-384 30 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. 1998
  33. Published

    Antiprotozoal properties of 16,17-dihydrobrachycalyxolide from Vernonia brachycalyx

    Oketch-Rabah, H. A., Christensen, Søren Brøgger, Frydenvang, Karla Andrea, Dossaji, S. F., Theander, Thor Grundtvig, Cornett, Claus, Watkins, W. M., Kharazmi, A. & Lemmich, E., 1998, In: Planta Medica. 64, 6, p. 559-62 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  34. Published

    Crystal Structure and Quantum Chemical Ab Initio Calculations of Ibotenic Acid, an Excitatory Amino Acid Receptor Agonist

    Brehm, L., Frydenvang, Karla Andrea, Krogsgaard-Larsen, Povl & Liljefors, T., 1998, In: Structural Chemistry. 9, 2, p. 149-155 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  35. Published

    UV-Guided isolation of alantrypinone, a novel Penicillium alkaloid

    Larsen, T. O., Frydenvang, Karla Andrea, Frisvad, J. C. & Christophersen, C., 1998, In: Journal of Natural Products. 61, 9, p. 1154-7 4 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. Published

    Crystal structures of a pair of diastereomeric 3-(N,N-dimethylammonium)-1,1-diphenyl-1-butanol hydrogen tartrates

    Hansen, L. M., Frydenvang, Karla Andrea & Jensen, B., Feb 1998, In: Journal of Chemical Crystallography. 28, 2, p. 125-132 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  37. Published

    Crystal structures of a pair of diastereomeric 3-(N,N-dimethylammonium)-1,1-diphenyl-1-butanol O,O′-di-p-toloyl hydrogen tartrates

    Hansen, L. M., Frydenvang, Karla Andrea, Jensen, B. & Liljefors, T., Jul 1998, In: Journal of Chemical Crystallography. 28, 7, p. 545-553 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. 1999
  39. Published

    Selective Inhibitors of Glial GABA Uptake: Synthesis, Absolute Stereochemistry, and Pharmacology of the Enantiomers of 3-Hydroxy-4-amino-4,5,6,7-tetrahydro-1,2-benzisoxazole (exo-THPO) and Analogues

    Falch, E., Frølund, Bente, Perregaard, Sanchez, C., Søkilde, B., Buur, A., Hansen, A., Frydenvang, Karla Andrea, Brehm, L., Bolvig, T., Larsson, O. M., Schousboe, Arne & Krogsgaard-Larsen, Povl, 1999, In: Journal of Medicinal Chemistry. 42, p. 5402–5414

    Research output: Contribution to journal › Journal article › Research › peer-review

  40. Published

    Synthesis and muscarinic receptor pharmacology of a series of 4,5,6,7-tetrahydroisothiazolo[4,5-c]pyridine bioisosteres of arecoline

    Pedersen, H., Bräuner, Hans, Ball, R. G., Frydenvang, Karla Andrea, Meier, E., Bøgesø, K. P. & Krogsgaard-Larsen, Povl, 1999, In: Bioorganic & Medicinal Chemistry. 7, 5, p. 795-809 15 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  41. 2000
  42. Published

    GABA uptake inhibitors. Design, molecular pharmacology and therapeutic aspects

    Krogsgaard-Larsen, Povl, Frølund, Bente & Frydenvang, Karla Andrea, 2000, In: Current Pharmaceutical Design. 6, 12, p. 1193-209 17 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. Published

    Resolution, configurational assignment, and enantiopharmacology of 2-amino-3-[3-hydroxy-5-(2-methyl-2H- tetrazol-5-yl)isoxazol-4-yl]propionic acid, a potent GluR3- and GluR4-preferring AMPA receptor agonist

    Vogensen, S. B., Jensen, H. S., Stensbøl, T. B., Frydenvang, Karla Andrea, Bang-Andersen, B., Johansen, Tommy Nørskov, Egebjerg, J. & Krogsgaard-Larsen, Povl, 2000, In: Chirality. 12, 10, p. 705-13 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  44. Published

    UV-guided screening of benzodiazepine producing species in Penicillium

    Ostenfeld Larsen T, Frydenvang, Karla Andrea & Christian Frisvad J, 2000, In: Biochemical Systematics and Ecology. 28, 9, p. 881-886 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  45. 2001
  46. Published

    A perdeuterated cryoprotectant for neutron studies and a demonstration of its use for neutron powder diffraction on L-(--)-ephedrine hemihydrate

    Krebs, F. C., Jørgensen, M., Lebech, B. & Frydenvang, Karla Andrea, 2001, In: Journal of Applied Crystallography. 34, 2, p. 203-207 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. Published

    Resolution, configurational assignment, and enantiopharmacology at glutamate receptors of 2-amino-3-(3-carboxy-5-methyl-4-isoxazolyl)propionic acid (ACPA) and demethyl-ACPA

    Johansen, Tommy Nørskov, Stensbøl, T. B., Nielsen, Birgitte, Vogensen, S. B., Frydenvang, Karla Andrea, Sløk, F. A., Bräuner, Hans, Madsen, Ulf & Krogsgaard-Larsen, Povl, 2001, In: Chirality. 13, 9, p. 523-32 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  48. Published

    Stereochemistry and molecular pharmacology of (S)-thio-ATPA, a new potent and selective GluR5 agonist

    Stensbøl, T. B., Jensen, H. S., Nielsen, Birgitte, Johansen, Tommy Nørskov, Egebjerg, J., Frydenvang, Karla Andrea & Krogsgaard-Larsen, Povl, 2001, In: European Journal of Pharmacology. 411, 3, p. 245-53 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  49. Published

    Synthesis and pharmacology of 3-isoxazolol amino acids as selective antagonists at group I metabotropic glutamic acid receptors

    Madsen, Ulf, Bräuner, Hans, Frydenvang, Karla Andrea, Hvene, L., Johansen, Tommy Nørskov, Nielsen, Birgitte, Sánchez, C., Stensbøl, T. B., Bischoff, F. & Krogsgaard-Larsen, Povl, 2001, In: Journal of Medicinal Chemistry. 44, 7, p. 1051-9 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  50. Published

    Unprecedented migration of N-alkoxycarbonyl groups in protected pyroglutaminol

    Bunch, Lennart, Norrby, P., Frydenvang, Karla Andrea, Krogsgaard-Larsen, Povl & Madsen, Ulf, 2001, In: Organic Letters. 3, 3, p. 433-5 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  51. 2002
  52. Published

    2-Amino-3-(3-hydroxy-1,2,5-thiadiazol-4-yl)propionic acid: resolution, absolute stereochemistry and enantiopharmacology at glutamate receptors

    Johansen, Tommy Nørskov, Janin, Y. L., Nielsen, Birgitte, Frydenvang, Karla Andrea, Bräuner, Hans, Stensbøl, T. B., Vogensen, S. B., Madsen, Ulf & Krogsgaard-Larsen, Povl, 2002, In: Bioorganic & Medicinal Chemistry. 10, 7, p. 2259-66 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  53. Published

    Correlation of aqueous solubility of salts of benzylamine with experimentally and theoretically derived parameters. A multivariate data analysis approach

    Parshad, H., Frydenvang, Karla Andrea, Liljefors, T. & Larsen, C. S., 2002, In: International Journal of Pharmaceutics. 237, 1-2, p. 193-207 15 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  54. Published

    Glutamate receptor ligands: synthesis, stereochemistry, and enantiopharmacology of methylated 2-aminoadipic acid analogs

    Guldbrandt, M., Johansen, Tommy Nørskov, Frydenvang, Karla Andrea, Bräuner, Hans, Stensbøl, T. B., Nielsen, Birgitte, Karla, R., Santi, F., Krogsgaard-Larsen, Povl & Madsen, Ulf, 2002, In: Chirality. 14, 4, p. 351-63 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  55. Plant analysis by butterflies: occurrence of cyclopentenylglycines in Passifloraceae, Flacourtiaceae, and Turneraceae and discovery of the novel nonproteinogenic amino acid 2-(3'-cyclopentenyl)glycine in Rinorea

    Clausen, V., Frydenvang, Karla Andrea, Koopmann, R., Jørgensen, L. B., Abbiw, D. K., Ekpe, P. & Jaroszewski, J. W., 2002, In: Journal of Natural Products. 65, 4, p. 542-7 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  56. Published

    A convenient large-scale chiral synthesis of protected 2-substituted 4-oxo-piperidine derivatives

    Lau, J. F., Kruse Hansen, T., Paul Kilburn, J., Frydenvang, Karla Andrea, Holsworth, D. D., Ge, Y., Uyeda, R. T., Judge, L. M. & Sune Andersen, H., 2 Sep 2002, In: Tetrahedron. 58, 36, p. 7339-7344 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  57. Published

    Structural features of ATPA and thio-ATPA - Potent and selective gluR5 receptor agonists. Crystal structure determinations and quantum chemical calculations

    Frydenvang, Karla Andrea, Greenwood, J. R., Vogensen, S. B. & Brehm, L., Dec 2002, In: Structural Chemistry. 13, 5-6, p. 479-490 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  58. 2003
  59. Published

    Assessment of drug salt release from solutions, suspensions and in situ suspensions using a rotating dialysis cell

    Parshad, H., Frydenvang, Karla Andrea, Liljefors, T., Cornett, Claus & Larsen, C., 2003, In: European Journal of Pharmaceutical Sciences. 19, 4, p. 263-272 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  60. Published

    Rational design, synthesis, and pharmacological evaluation of 2-azanorbornane-3-exo,5-endo-dicarboxylic acid: a novel conformationally restricted glutamic acid analogue

    Bunch, Lennart, Liljefors, T., Greenwood, J. R., Frydenvang, Karla Andrea, Bräuner, Hans, Krogsgaard-Larsen, Povl & Madsen, Ulf, 2003, In: Journal of Organic Chemistry. 68, 4, p. 1489-95 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  61. Published

    Stereostructure-activity studies on agonists at the AMPA and kainate subtypes of ionotropic glutamate receptors

    Johansen, Tommy Nørskov, Greenwood, J. R., Frydenvang, Karla Andrea, Madsen, Ulf & Krogsgaard-Larsen, Povl, 2003, In: Chirality. 15, 2, p. 167-79 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  62. 2004
  63. Published

    2-(2,3-Dihydro-1H-indol-3-yl)ethanol: synthesis, separation of enantiomers, and assignment of absolute stereochemistry by X-ray structure analysis

    Frydenvang, Karla Andrea, Sommer, M. B., Heckmann, D., Nielsen, O. & Bang-Andersen, B., 2004, In: Chirality. 16, 2, p. 126-30 5 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  64. Published

    Aqueous solubility study of salts of benzylamine derivatives and p-substituted benzoic acid derivatives using X-ray crystallographic analysis

    Parshad, H., Frydenvang, Karla Andrea, Liljefors, T., Sorensen, H. O. & Larsen, C., 2004, In: International Journal of Pharmaceutics. 269, 1, p. 157-68 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  65. Published

    Carbamoylcholine homologs: synthesis and pharmacology at nicotinic acetylcholine receptors

    Jensen, Anders A., Mikkelsen, I. B., Frølund, Bente, Frydenvang, Karla Andrea, Brehm, L., Jaroszewski, J. W., Bräuner, Hans, Falch, E. & Krogsgaard-Larsen, Povl, 2004, In: European Journal of Pharmacology. 497, 2, p. 125-37 13 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

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