Publications: Dr. rer. nat. Jürgen Conrad

Title Year Literature Type Authors
A structural and functional elucidation of the rumen microbiome influenced by various diets and microenvironments
Frontiers in Microbiology
2017 Journal contribution (peer reviewed) Deusch, S.; Camarinha-Silva, A.; Conrad, J.; Beifuss, U.; Rodehutscord, M.; Seifert, J.
Characterization of anthocyanins in novel Chilean maqui berry clones by HPLC–DAD–ESI/MSn and NMR-spectroscopy
Journal of Food Composition and Analysis
2017 Journal contribution (peer reviewed) BRAUCH, J.E., REUTER, L., CONRAD, J., VOGEL, H., SCHWEIGGERT, R.M., CARLE, R.
Laccase-catalyzed green synthesis and cytotoxic activity of novel pyrimidobenzothiazoles and catechol thioethers
RSC Adv.
2017 Journal contribution (peer reviewed) Abdel-Mohsen, H.T.; Conrad, J.; Harms, K.; Nohr, D.; Beifuss, U.
Large‑scale purification of epilactose using a semi‑preparative HPLC system
European Food Research and Technology
2017 Journal contribution (peer reviewed) Kuschel, B.; Riemer, F.; Pfost, D.; Conrad, J.; Losch, C.; Claaßen, W.; Beifuß, U.; Weiss, J.; Mu, W.; Jiang, B.; Stressler, T.; Fischer, L.
Large-scale purification of epilactose using a semi-preparative HPLC-system
Eur. Food Res. Technol.
2017 Journal contribution (peer reviewed) Kuschel, B.; Riemer, F.; Pfost, D.; Conrad, J.; Losch, C.; Claaßen, W.; Beifuß, U.; Weiss, J.; Mu, W.; Jiang, B.; Stressler, T.; Fischer, L.
Neuartige phenolische Verbindungen aus der inneren Rinde von Quillaja saponaria Molina und daraus hergestellten kommerziellen Extrakten (E 999)
Lebensmittelchemie
2017 Contribution to conference SCHWEIGGERT, R.M., MAIER, C., CONRAD, J., CARLE, R.
Carotenoids, carotenoid esters, and anthocyanins of yellow-, orange-, and red-peeled cashew apples (Anacardium occidentale L.)
Food Chemistry
2016 Journal contribution (peer reviewed) SCHWEIGGERT, R.M., VARGAS, E., CONRAD, J., HEMPEL, J., GRAS, C.C., ZIEGLER, J.U., MAYER, A., JIMÉNEZ, V.J., ESQUIVEL, P., CARLE, R.
Formation of substituted 1-naphthols and related products via dimerization of alkyl 3-(o-halo(het)aryl)-oxopropanoates based on a CuI-catalyzed domino C-arylation/condensation/aromatization process
Tetrahedron
2016 Journal contribution (peer reviewed) Weischedel, H.; Sudheendran, K.; Mikhael, A.; Conrad, J.; Frey, W.; Beifuss, U.
Structural studies of the arabinogalactans in Mangifera indica L. fruit exudate
Food Hydrocolloids
2016 Journal contribution (peer reviewed) NAGEL, A., CONRAD, J., LEITENBERGER, M., CARLE, R., NEIDHART, S.
The First Domino Reduction/Imine Formation/Intramolecular Aza-Diels–Alder Reaction for the Diastereoselective Preparation of Tetrahydrochromano[4,3-b]quinolines
Eur. J. Org. Chem.
2016 Journal contribution (peer reviewed) Imrich, H.-G. ; Conrad, J.; Beifuss, U.
Base-Promoted Domino Reaction of 5-Substituted 2-Nitrosophenols with Bromomethyl Aryl Ketones: A Transition-Metal-Free Approach to 2-Aroylbenzoxazoles
J. Org. Chem.
2015 Journal contribution (peer reviewed) Aljaar, N.; Malakar, C. C.; Conrad, J.; Beifuss U.
Copper-Catalyzed Double Intramolecular Ullmann Coupling for the Synthesis of Diastereomerically and Enantiomerically Pure 4b,9b-Dihydrobenzofuro[3,2-b]benzofurans
Eur. J. Org. Chem.
2015 Journal contribution (peer reviewed) Imrich, H.-G.; Conrad, J.; Beifuss, U.
Flavonoids as chemotaxonomic markers in the genus Drosera
Phytochem.
2015 Journal contribution (peer reviewed) Braunberger, C.; Zehl, M.; Conrad, J.; Wawrosch, C.; Strohbach, J.; Beifuss, U.; Krenn, L.
Fractionation of technical octabromodiphenyl ether by countercurrent chromatography combined with gas chromatography/mass spectrometry and offline and online 1H nuclear magnetic resonance spectroscopy
Journal of Chromatography A
2015 Journal contribution (peer reviewed) Hammann, S.; Conrad, J.; Vetter W.
From Nitrobenzenes to Substituted 1,2,3,4-Tetrahydroquinolines in a Single Step by a Domino Reduction/Imine Formation/Aza-Diels – Alder Reaction
J. Org. Chem.
2015 Journal contribution (peer reviewed) Imrich, H.-G.; Conrad, J.; Bubrin, D; Beifuss, U.
Phenolic constituents in commercial aqueous Quillaja (Quillaja saponaria Molina) wood extracts
Journal of Agricultural and Food Chemistry
2015 Journal contribution (peer reviewed) MAIER, C., CONRAD, J., CARLE, R., WEISS, J., SCHWEIGGERT, R.M.
Quillajasides A and B: Novel phenylpropanoid sucrose esters from the inner bark of Quillaja saponaria Molina
Journal of Agricultural and Food Chemistry
2015 Journal contribution (peer reviewed) MAIER, C., CONRAD, J., STEINGASS, C., BEIFUSS, U., CARLE, R., SCHWEIGGERT, R.
Sesquiterpene Lactone Composition of Wild and Cultivated Sunflowers and Biological Activity against an Insect Pest
Journal of Agricultural and Food Chemistry
2015 Journal contribution (peer reviewed) Prasifka, J. R.; Spring, O.; Conrad, J.; Cook, L. W.; Palmquist, D. E.; Foley, M. E.
Synthesis of fucosylated lacto-N-tetraose using whole-cell biotransformation
Bioorg. Med. Chem.
2015 Journal contribution (peer reviewed) Baumgärtner, F.; Jurzitza, L.; Conrad, J.; Beifuss, U.; Sprenger, G. A.; Albermann C.
The nonvolatile metabolome of sunflower linear glandular trichomes
Phytochem.
2015 Journal contribution (peer reviewed) Spring, O.; Pfannstiel, J.;Klaiber, I.; Conrad, J.; Beifuss, U.; Apel, L.; Aschenbrenner, A.-K.; Zipper, R.
Assembly of 4H-chromenes, imidazobenzothiazines and quinazolines via copper-catalyzed domino reactions using 2-halobenzyl tosylates as substrates
Tetrahedron
2014 Journal contribution (peer reviewed) Omar, M. A.; Conrad, J.; Beifuss, U.
Copper-catalyzed domino reaction between 1-(2-halophenyl)methanamines and amidines or imidates for the synthesis of 2-substituted quinazolines
Tetrahedron
2014 Journal contribution (peer reviewed) Omar, M. A.; Conrad, J.; Beifuss, U.
Facile synthesis of 3,5-diaryl-1,2,4-triazoles via copper-catalyzed domino nucleophilic substitution/oxidative cyclization using amidines or imidates as substrates
Tetrahedron
2014 Journal contribution (peer reviewed) Sudheendran, K; Schmidt, D.; Frey, W.; Conrad, J.; Beifuss, U.
Laccase-catalyzed synthesis of catechol thioethers by reaction of catechols with thiols using air as an oxidant
Green Chem.
2014 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Conrad, J.; Beifuss, U.
Transition-Metal-Free Synthesis of Imidazo[2,1-b]thiazoles and Thiazolo[3,2-a]benzimidazoles via an S-Propargylation/5-exo-dig Cyclization/Isomerization Sequence Using Propargyl Tosylates as Substrates
J. Org. Chem
2014 Journal contribution (peer reviewed) Omar, M. A.; Frey, W.; Conrad, J.; Beifuss, U.
Combination of Enzyme- and Lewis Acid-Catalyzed Reactions: A New Method for the Synthesis of 6,7-Dihydrobenzofuran-4(5H)-ones Starting from 2,5-Dimethylfuran and 1,3-Cyclohexanediones
Org. Biomol. Chem.
2013 Journal contribution (peer reviewed) Asta, C.; Schmidt, D.; Conrad, J.; Frey, W.; Beifuss, U.
Crematoenones – a novel substance class exhibited by ants functions as appeasement signal
Frontiers in Zoology
2013 Journal contribution (peer reviewed) Menzel, F.; Blüthgen, N.; Tolasch, T.; Conrad, J.; Beifuss, U.; Beuerle, T.; Schmitt, T.
Influence of Guanidinium Salts and Other Ionic Liquids on the Three-Component Aza-Diels Alder Reaction
Helv. Chim. Acta
2013 Journal contribution (peer reviewed) Mert-Balci, F.; Imrich, H.-G.; Conrad, J.; Beifuss, U.
Laccase-Catalyzed Domino Reaction between Catechols and 6-Substituted 1,2,3,4-Tetrahydro-4-oxo-2-thioxo-5-pyrimidinecarbonitriles for the Synthesis of Pyrimidobenzothiazole Derivatives
J. Org. Chem.
2013 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Conrad, J.; Beifuss, U.
Laccase-catalyzed reaction of 3-tert-butyl-1H-pyrazol-5(4H)one with substituted catechols using air as an oxidant
Tetrahedron
2013 Journal contribution (peer reviewed) Emirdağ-Öztürk, S.; Hajdok, S.; Conrad, J.; Beifuss, U.
LC-NMR, NMR, and LC-MS identification and LC-DAD quantification of flavonoids and ellagic acid derivatives in Drosera peltata
J. Chromatogr. B
2013 Journal contribution (peer reviewed) Braunberger, C.; Zehl, M.; Conrad, J.; Fischer, S.; Adhami, H-R.; Beifuss, U.; Krenn, L.
Microwave-Assisted Molybdenum-Catalyzed Reductive Cyclization of o-Nitrobenzylidene Amines to 2-Aryl-2H-indazoles
Synlett
2013 Journal contribution (peer reviewed) Moustafa, A. H; Malakar, C. C.; Aljaar, N.; Merisor, E.; Conrad, J.; Beifuss, U.
Reaction of 1-Nitroso-2-napthols with α-Functionalized Ketones and Related Compounds: The Unexpected Formation of Decarbonylated 2- Substituted Napththo[1,2-d][1,3]oxazoles
J. Org. Chem.
2013 Journal contribution (peer reviewed) Aljaar, N.; Malakar, C. C.; Conrad, J.; Frey, W.; Beifuss, U.
Synthesis of 2-Aryl-1,2-dihydrophthalazines via Reaction of 2-(Bromomethyl)benzaldehydes with Arylhydrazines
J. Org. Chem.
2013 Journal contribution (peer reviewed) Aljaar, N.; Conrad, J.; Beifuss, U.
Synthesis of disulfides by laccase-catalyzed oxidative coupling of heterocyclic thiols
Green Chem.
2013 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Sudheendran, K.; Conrad, J.; Beifuss, U.
Synthesis of Functionalized Naphthalenes by Copper(I)-Catalyzed Annulation between 3-(2-Halobenzyl)pentane-2,4-diones and β-Ketoesters, Malonates and Cyanoacetates
Adv. Synth. Catal.
2013 Journal contribution (peer reviewed) Sudheendran, K; Malakar, C. C.; Conrad, J.; Beifuss, U.
The first enzymatic Achmatowicz reaction: selective laccase-catalyzed synthesis of 6-hydroxy-(2H)-pyran-3(6H)-ones and (2H)-pyran-2,5(6H)-diones
RSC Adv.
2013 Journal contribution (peer reviewed) Asta, C.; Schmidt, D.; Conrad, J.; Förster-Fromme, B.; Tolasch, T.; Beifuss, U.
An unprecedented oxidative trimerization of sesamol catalyzed by laccases
Tetrahedron Lett.
2012 Journal contribution (peer reviewed) Constantin, M.-A.; Conrad, J.; Beifuss, U.
Copper(I)-Catalyzed Intramolecular O-Arylation for the Synthesis of 2,3,4,9-Tetrahydro-1H-xanthen-1-ones with Low Loads of CuCl
J. Org. Chem.
2012 Journal contribution (peer reviewed) Sudheendran, K.; Malakar, C. C.; Conrad, J.; Beifuss, U.
Copper-Catalyzed Synthesis of Quinazolines in Water Starting from o-Bromobenzylbromides and Benzamidines
Chem. Eur. J.
2012 Journal contribution (peer reviewed) Malakar, C. C.; Baskakova, A.; Conrad, J.; Beifuss, U.
Cu-Catalyzed Reaction of 1,2-Dihalobenzenes with 1,3-Cyclohexanediones for the Synthesis of 3,4-Dihydrodibenzo[b,d]furan-1(2H)-ones
J. Org. Chem.
2012 Journal contribution (peer reviewed) Aljaar, N.; Malakar, C. C.; Conrad, J.; Strobel, S.; Schleid, T.; Beifuss, U.
Effect of ethylene and 1-methylcyclopropene on bitter compounds in carrots (Daucus carota L.).
Postharvest Biology and Technology
2012 Journal contribution (peer reviewed) KRAMER, M., BUFLER, G., ULRICH, D., LEITENBERGER, M., CONRAD, J., CARLE, R., KAMMERER, D.R.
Laccase-Catalyzed Domino Reactions between Hydroquinones and Cyclic 1,3-Dicarbonyls for the Regioselective Synthesis of Substituted p-Benzoquinones
J. Org. Chem.
2012 Journal contribution (peer reviewed) Hajdok, S.; Conrad, J.; Beifuss, U.
Laccase-catalyzed oxidation of Hantzsch 1,4-dihydropyridines and a new one pot synthesis of pyridines
Green Chem.
2012 Journal contribution (peer reviewed) Abdel-Mohsen, H. T.; Conrad, J.; Beifuss, U.
Laccase-catalyzed oxidative phenolic coupling of vanillidene derivatives
Green Chem.
2012 Journal contribution (peer reviewed) Constantin, M.-A.; Conrad, J.; Beifuss, U.
Microwave-assisted three-component reaction in conventional solvents and ionic liquids for the synthesis of amino-substituted imidazo[1,2-a]pyridines
ARKIVOC
2012 Journal contribution (peer reviewed) Mert-Balci, F.; Conrad, J.; Beifuss, U.
Oxidative Dimerization of (E)- and (Z)-2-Propenylsesamol with O2 in the Presence and Absence of Laccases and other Catalysts: Selective Formation of Carpanones and Benzopyrans under Different Reaction Conditions.
J. Org. Chem.
2012 Journal contribution (peer reviewed) Constantin, M.-A.; Conrad, J.; Merişor, E.; Koschorreck, K.; Urlacher, V.B.; Beifuss, U.
Towards the in vivo production of tocotrienol compounds: Engineering of a plasmid-free Escherichia coli strain for the heterologous synthesis of 2-methyl-6-geranylgeranyl benzoquinol
J. Biotechnol.
2012 Journal contribution (peer reviewed) Ghanegaonkar, S.; Conrad, J.; Beifuss, U.; Sprenger, G. A.; Albermann, C.
A new laccase-catalyzed domino process and its application to the efficient synthesis of 2-aryl-1H-benzimidazoles
Tetrahedron Lett.
2011 Journal contribution (peer reviewed) Leutbecher, H.; Constantin, M.; Mika, S.; Conrad, J.; Beifuss, U.
Cu(I)-Catalyzed Domino Reactions: Efficient and Selective Synthesis of 4H-Chromenes and Naphthalenes
Org. Lett.
2011 Journal contribution (peer reviewed) Malakar, C. C.; Schmidt, D.; Conrad, J.; Beifuss, U.
Double C-H Activation: The Palladium-Catalyzed Direct C-Arylation of Xanthines with Arenes
Org. Lett.
2011 Journal contribution (peer reviewed) Malakar, C. C.; Schmidt, D.; Conrad, J.; Beifuss, U.
Effects of tillage and crop rotation on chemical phosphorus forms and some related biological activities in a Chilean Ultisol
Soil Use and Management
2011 Journal contribution Redel Y.D, Escudey M., Alvear M., Conrad J, Borie F.
Generation and analysis of mixed chlorinated/brominated homologs of the halogenated natural product heptachloro-1'-methyl-1,2'-bipyrrole
Chemosphere
2011 Journal contribution Dambacher, W. B.; Rosenfelder, N.; Conrad, J.; Vetter, W.
Identification and quantification of flavonoids and ellagic acid derivatives in therapeutically important Drosera species by LC-DAD, LC-NMR, NMR, and LC-MS.
Anal. Bioanal. Chem.
2011 Journal contribution (peer reviewed) Zehl, M.; Braunberger, C.; Conrad, J.; Crnogorac, M.; Krasteva, St.; Vogler, B.; Beifuss,U.; Krenn, L.
Identifizierung von Polyacetylenen in Wurzelpetersilie und Alpenmutterwurz
Lebensmittelchemie
2011 Contribution to conference KRAMER, M., CONRAD, J., LEITENBERGER, M., CARLE, R., KAMMERER, D.R.
Laccase-catalyzed phenol oxidation. Rapid assignment of ring-proton deficient polycyclic benzofuran regioisomers by experimental 1H–13C long-range coupling constants and DFT-predicted product formation
Org. Biomol. Chem.
2011 Journal contribution (peer reviewed) Leutbecher, H.; Greiner, G.;Amann, R.; Stolz, A.; Beifuss, U.; Conrad, J.
Laccase-catalyzed stereoselective oxidative ring opening of 2,5-dialkylfurans into 2-ene-1,4-diones using air as an oxidant.
Green Chem.
2011 Journal contribution (peer reviewed) Asta, C.; Conrad, J.; Mika, S.; Beifuss, U.
Quantification of polyacetylenes in apiaceous plants by high performance liquid chromatography coupled with diode array detection
Zeitschrift für Naturforschung
2011 Journal contribution (peer reviewed) KRAMER, M., MÜHLEIS, A., CONRAD, J., LEITENBERGER, M., BEIFUSS, U., CARLE, R., KAMMERER, D.R.
Quantification of polyacetylenes in apiaceous plants by high-performance liquid chromatography coupled with diode array detection
Z. Naturforsch.
2011 Journal contribution (peer reviewed) Kramer, M.; Muehleis, A.; Conrad, J.; Leitenberger, M.; Beifuss, U.; Carle, R.; Kammerer, D.R.
An enantiocomplementary dirigent protein for the enantioselective, laccase-catalyzed oxidative coupling of phenols
Angewandte Chemie Internationale Edition
2010 Journal contribution (peer reviewed) Pickel, B.; Constantin, M.-A.; Pfannstiel, J.; Conrad, J.; Beifuss, U., Schaller, A.
Das erste enantiokomplementäre dirigierende Protein für die enantioselektive Laccase-katalysierte oxidative Phenolkupplung
Angewandte Chemie
2010 Journal contribution (peer reviewed) Pickel, B.; Constantin, M.-A.; Pfannstiel, J.; Conrad, J.; Beifuss, U., Schaller, A.
Impact of cultivation conditions and postharvest treatments on the polyacetylene content of carrots and parsnips
Book of Abstracts
2010 Contribution to conference KRAMER, M., CARLE, R., BUFLER, G., CONRAD, J., NOTHNAGEL, T., KAMMERER, D.R.
MoO2Cl2(dmf)2-catalyzed domino reactions of ω-nitro alkenes to 3,4-dihydro-2H-1,4-benzothiazines and other heterocycles
Synlett
2010 Journal contribution (peer reviewed) Malakar, C. C.; Merisor, E.; Conrad, J.; Beifuss, U.
Combined action of enzymes: the first domino reaction catalyzed by Agaricus bisporus
Green Chem.
2009 Journal contribution (peer reviewed) Leutbecher, H.; Hajdok, S.; Braunberger, C.; Neumann, M.; Mika, S.; Conrad, J.; Beifuss, U.
Enzymatische Bildung strukturisomerer Lactulose 2009 Poster Schuster-Wolff-Bühring, R.; Conrad, J.; Lutz-Wahl, S.; Fischer, L.; Hinrichs, J.
Flavonoid glucuronides and a chromone from the aquatic macrophyte stratiotes aloides
Journal Natural Product
2009 Journal contribution (peer reviewed) Conrad, J.; Foerster-Fromme, B.; Constantin, M.-A.; Ondrus, V.; Mika, S.; Mert-Balci, F.; Klaiber, I.; Pfannstiel, J.; Moeller, W.; Rosner, H.; Foerster-Fromme, K.; Beifuss, U.
Practical and reliable synthesis of dialkyl N-arylphosphoramidates with nitroarenes as substrates
Tetrahedron Lett.
2009 Journal contribution (peer reviewed) Haggam, R.; Conrad, J.; Beifuss, U.
Synthesis of phenyl-substituted 2H,5H-pyrano[4,3-b]pyran-5-ones and related heterocycles via a domino knoevenagel condensation/6π-electron electrocyclization of 4-hydroxy-6-phenyl-2H-pyran-2-one with cyclic and acylic α,β-unsaturated aldehy
Z. Naturforsch.
2009 Journal contribution (peer reviewed) Leutbecher, H.; Rieg, S.; Conrad, J.; Mika, S.; Klaiber, I.; Beifuss, U.
The Laccase-Catalyzed Domino Reaction between Catechols and Heterocyclic 1,3-Dicarbonyls and the Unambiguous Structure Elucidation of the Products by NMR Spectroscopy and X-ray Crystal Structure Analysis
J. Org. Chem.
2009 Journal contribution (peer reviewed) Hajdok, S.; Conrad, J.; Leutbecher, H.; Strobel, S.; Schleid, T.; Beifuss, U.
Microwave-assisted three-component reaction for the synthesis of pyrido[2',1':2,3]imidazo[4,5-c]isoquinolin-5(6H)-ones
Synthesis
2008 Journal contribution (peer reviewed) Mert-Balci, F.; Conrad, J.; Meindl, K.; Schulz, T.; Stalke, D.; Beifuss, U.
Synthesis of new methano[1,5]dioxocines via a domino reaction of 4-hydroxy-2H-pyran-2-ones/4-hydroxy-2H-chromen-2-ones with acyclic 1,3-diketones
Z. Naturforsch.
2008 Journal contribution (peer reviewed) Leutbecher, H.; Conrad, J.; Beifuss, U.
Unexpected Lewis acid mediated reactions of 1-arylbut-3-en-1-ols with trimethyl orthoformate - A new synthesis of homoallyl ethers and chlorides
Synlett
2008 Journal contribution (peer reviewed) Merisor, E.; Conrad, J.; Malakar, C.C.; Beifuss, U.
Cyclic Heptapeptides from the latex of Jatropha integerrima
Planta Medica
2007 Contribution to conference Conrad, J.; Mongkolvisut, W.; Sutthivaiyakit, S.; Leutbecher, H.; Mika, S.; Klaiber, I.; Möller, W.; Rösner, H.; Beifuss, U.
Efficient lewis acid mediated epoxyolefin cyclizations with pyrones as terminators in liquid SO2 as a solvent
Synlett
2007 Journal contribution (peer reviewed) Schmidt, D.; Leutbecher, H.; Conrad, J.; Klaiber, I.; Mika, S.; Greiner, G.; Beifuss, U.
Efficient synthesis of natural products with a 3,6-disubstituted 4-hydroxy-2H-pyran-2-one framework
Planta Medica
2007 Contribution to conference Schmidt, D.; Conrad, J.; Mika, S.; Klaiber, I.; Beifuss, U.
In vitro anti-proliferation/cytotoxic activity of epingaione and its derivatives on the human SH-SY5Y neuroblastoma and TE-671 sarcoma cells
The West Indian medical journal
2007 Journal contribution Williams L A D; Conrad J; Vogler B; Rosner H; Porter R B R; Setzer W; Barton E N; Levy H G; Mika S; Klaiber I; Nkurunziza J P; Kraus W
Isolation and Structural Elucidation of Different Geometrical Isomers of Lycopene
Int. J. Vitam. Nutr. Res.
2007 Journal contribution Fröhlich,K.; Conrad, J.; Schmid,A.; Breithaupt, D.E.; Böhm, V.
Laccase initiated oxidative domino reactions for the efficient synthesis of 3,4-dihydro-7,8-dihydroxy-2H-dibenzofuran-1-ones
Tetrahedron Lett.
2007 Journal contribution (peer reviewed) Hajdok, S.; Leutbecher, H.; Greiner, G.; Conrad, J.; Beifuss, U.
Microwave-Assisted Reductive Cyclization of N-Allyl 2-Nitroanilines: A New Approach to Substituted 1,2,3,4-Tetrahydroquinoxalines
Synlett
2007 Journal contribution (peer reviewed) Merisor, E.; Conrad, J.; Mika, S.; Beifuss, U.
Preparation of the geranyl-α -pyrone ( )-aurantiacone via a new pyrone synthesis
Synlett
2007 Journal contribution (peer reviewed) Schmidt, D.; Conrad, J.; Klaiber, I.; Mika, S.; Beifuss, U.
Selective cationic cyclizations with α-pyrones as terminators
Synlett
2007 Journal contribution (peer reviewed) Leutbecher, H.; Schmidt, D.; Conrad, J.; Beifuss, U.
Synthesis of the Geranyl-a-pyron (+-) - Aurantiacone via a New Pyrone Synthesis
Synlett
2007 Journal contribution (peer reviewed) Schmidt, D.; Conrad, J.; Klaiber, I.; Mika, S.; Beifuss, U.
Triethyl phosphite mediated domino reaction: direct conversion of ϖ-nitroalkenes into N-heterocycles
Angew. Chem. Int. Ed.
2007 Journal contribution (peer reviewed) Merisor, E.; Conrad, J.; Klaiber, I.; Mika, S.; Beifuss, U.
Integerrimides A and B. Two Cyclic Heptapeptides from the Latex of Jatropha integerrima
J. Nat. Prod.
2006 Journal contribution (peer reviewed) Mongkolvisut, W.; Sutthivaiyakit, S.; Leutbecher, H.; Mika, S.; Klaiber, I.; Moeller, W.; Roesner, H.; Beifuss, U.; Conrad, J.
Isolation of hydroxycinnamoyltartaric acids from grape pomace by high-speed counter-current chromatography
J. Chromatogr.
2006 Journal contribution (peer reviewed) Maier, T.; Sanzenbacher, S.; Kammerer, D. R.; Berardini, N.; Conrad, J.; Beifuss, U.; Carle, R.; Schieber, A.
Novel 24-nor-, 24-nor-2,3-seco-, and 3,24-dinor-2,4-seco-ursane triterpenes from Diospyros decandra: evidences for ring A biosynthetic transformations
Tetrahedron
2006 Journal contribution (peer reviewed) Nareeboon, P.; Kraus, W.; Beifuss, U.; Conrad, J.; Klaiber, I.; Sutthivaiyakit, S.
Synthesis of the bis-potassium salts of 5-hydroxy-3-oxopent-4-enoic acids and their use for the efficient preparation of 4-hydroxy-2H-pyran-2-ones and other heterocycles
J. Che,. Soc., Chem. Commun.
2006 Journal contribution (peer reviewed) Schmidt, D.; Conrad, J.; Klaiber, I.; Beifuss, U.
7-O-methylcyanidin 3-O-β-D-galactopyranoside, a novel anthocyanin from mango (Mangifera indica L. cv. 'Tommy Atkins') peels.
Z. Naturforsch.
2005 Journal contribution (peer reviewed) Berardini, N.; Schieber, A.; Klaiber, I.; Beifuss, U.; Carle, R.; Conrad, J.
Application of HPLC coupled with DAD, APcI-MS and NMR to the analysis of lutein and zeaxanthin stereoisomers in thermally processed vegetables
Food Chem.
2005 Journal contribution (peer reviewed) Aman, R.; Biehl, J.; Carle, R.; Conrad, J.; Beifuss, U.; Schieber, A.
Isolation of carotenoids from plant materials and dietary supplements by high-speed counter-current chromatography
J. Chromatogr. A.
2005 Journal contribution (peer reviewed) Aman, R.; Carle, R.; Conrad, J.; Beifuss, U.; Schieber, A.
O-Heterocycles via laccase-catalyzed domino reactions with O2 as the oxidant
Synlett
2005 Journal contribution (peer reviewed) Leutbecher, H.; Conrad, J.; Klaiber, I.; Beifuss, U.
Screening of Mango (Mangifera indica L.) Cultivars for Their Contents of Flavonol O- and Xanthone C-Glycosides, Anthocyanins, and Pectin
J. Agric. Food. Chem.
2005 Journal contribution (peer reviewed) Berardini, N.; Fezer, R.; Conrad, J.; Beifuss, U.; Carle, R.; Schieber, A.
A novel furostanol saponin from Tribulus terrestris of Bulgarian origin
Fitoterapia
2004 Journal contribution Conrad, J.;Dinchev, D.; Klaiber, I.; Mika, S.; Kostova, I.; Kraus, W.
Enzymatic production and complete nuclear magnetic resonance assignment of the sugar lactulose
J. Agric. Food Chem.
2004 Journal contribution (peer reviewed) Mayer, J., Conrad, J., Klaiber, I., Lutz-Wahl, S., Beifuss, U., Fischer, L.
Enzymatic production and complete nuclear magnetic resonance assignment of the sugar lactulose
J. Agric. Food. Chem.
2004 Journal contribution (peer reviewed) Mayer, J.; Conrad, J.; Klaiber, I.; Lutz-Wahl, S.; Beifuss, U.; Fischer, L.
In vitro anti-proliferation/cytotoxic activity of sixty natural products on the Human SH-SY5Y neuroblastoma cells with specific reference to dibenzyl trisulphide.
West Indian Medical Journal
2004 Journal contribution Williams, L.A.D., Rosner, H., Moller, W., Conrad, J., Nkurunziza, J. P; Kraus, W.
Microwave assisted domino knoevenagel condensation/6 -electron electrocyclization reactions for the rapid and efficient synthesis of substituted 2H,5H-pyrano[4,3-b]pyran-5-ones and related heterocycles
QSAR Comb. Sci.
2004 Journal contribution (peer reviewed) Leutbecher, H.; Conrad, J.; Klaiber, I.; Beifuss, U.
Structural investigations on betacyanin pigments by LC NMR and 2D NMR spectroscopy
Phytochemistry
2004 Journal contribution (peer reviewed) Stintzing, F. C.; Conrad, J.; Klaiber, I.; Beifuss, U.; Carle, R.
Detection of Phloridzin in Strawberries (Fragaria x ananassa Duch.) by HPLC-PDA-MS/MS and NMR Spectroscopy
J. Agric. Food. Chem.
2003 Journal contribution (peer reviewed) Hilt, P.; Schieber, A.; Yildirim, C.; Arnold, G.; Klaiber, I.; Conrad, J.; Beifuss, U.; Carle, R.
Investigation of biologically active natural products using online LC-bioassay, LC-NMR, and LC-MS techniques
Phytochemistry Reviews
2003 Journal contribution Kraus, W.; Ngoc, Luu Hoang; Conrad, J.; Klaiber, I.; Reeb, S.; Vogler, B.
Scaphopetalone and scaphopetalumate, a lignan and a triterpene ester from Scaphopetalum thonneri.
Phytochemistry
2003 Journal contribution Vardamides, J. C.; Azebaze, A. G. B.; Nkengfack, A. E.; Van Heerden, F. R.; Fomum, Z. T.; Ngando, T. M.; Conrad, J.; Vogler, B.; Kraus, W.
Elution order of quercetin glycosides from apple pomace extracts on a new HPLC stationary phase with hydrophilic endcapping
J. Sep. Science
2002 Journal contribution (peer reviewed) Schieber, A.; Hilt, P.; Conrad, J.; Beifuss, U.; Carle, R.
Flavonoids from the roots of Millettia erythrocalyx
Phytochemistry
2002 Journal contribution Sritularak, B.; Likhitwitayawuid, K.; Conrad, J.; Kraus, W.
Identification and quantification of major maillard cross-links in human serum albumin and lens protein. Evidence for glucosepane as the dominant compound
Journal of Biological Chemistry
2002 Journal contribution Biemel Klaus M., Lederer Markus O., Conrad Jürgen
New Flavones from Milletia erythrocalyx
J. Nat. Prod.
2002 Journal contribution Sritularak, B.; Likhitwitayawuid, K.; Conrad, J.; Vogler, B.; Reeb, S.; Klaiber, I.; Kraus, W.
Selected secondary metabolites from the Phytolaccaceae and their biological/pharmaceutical significance.
Recent Research Developments in Phytochemistry
2002 Journal contribution (peer reviewed) Williams, L. A. D.; Roesner, H.; Conrad, J.; Moeller, W.; Beifuss, U.; Chiba, K.; Nkurunziza, J. P.; Kraus, W.
Formation Pathways for Lysine-Arginine Cross-links derived from hexoses and pentoses by Maillard processes: unraveling the structure of a pentosidine precursor
Journal of Biological Chemistry
2001 Journal contribution Biemel, K.; Reihl, O.; Conrad, J.; Lederer, M.O.
Isolation from Cussonia barteri of 1'-O-chlorogenoylchlorogenic acid and 1'-O-chlorogenoylneochlorogenic acid, a new type of quinic acid esters.
Planta Med.
2001 Journal contribution Papajewski, S.; Vogler, B.; Conrad, J.; Klaiber, I.; Roos, G.; Walter, C. U.; Suessmuth, R.; Kraus, W.
Isoterchebulin and 4,6-O-Isoterchebuloyl-D-glucose, Novel Hydrolyzable Tannins from Terminalia macroptera
J. Nat. Prod.
2001 Journal contribution Conrad, J.; Vogler, B.; Reeb, S.; Klaiber, I.; Papajewski, S.; Roos, G.; Vasquez, E.; Setzer, M.C.; Kraus, W.
Vanillic acid 4-O-ß-D-(-O-Galloyl) Glucopyranoside and other constituents from the bark of Terminalia macroptera Guill. et Perr
Nat. Prod. Lett.
2001 Journal contribution Conrad, J.; Vogler, B.; Klaiber, I.; Reeb, S.; Guse,J.-H.; Roos, G.; Kraus, W.
Biologisch aktive Triterpene, Saponine und hydrolysierbare Tannine aus Terminalia macroptera Guill. et Perr. (Compretaceae) 1999 Doctoral thesis Conrad, Jürgen
Hydrolyzable Tannins and a New Phenolic Gycoside Gallate from Terminalia macroptera Bark
2000 Years of Natural Products Research - Past, Present and Future - Book of Abstracts
1999 Contribution to conference Conrad, J.; Vogler,B.; Klaiber, I.; Reeb, S.; Roos, G.; Kraus, W.
Bioassay Guided Isolation of Triterpene Glucopyranosyl Esters from Terminalia macroptera Bark
Quality of Medicinal Plants and Herbal Medicinal Products
1998 Contribution to conference Conrad J.; Vogler, B.; Klaiber, I.; Roos, G.; Walter, C.U.; Kraus, W.
Can HPLC-NMR serve as a Tool for Natural Products Isolation
Nat. Prod. Anal., [Symp.] (1998), Meeting Date 1997
1998 Contribution to conference Vogler, B.; Conrad, J.; Hiller, W.; Klaiber, I.; Roos, G.; Sandor, P.
Two Triterpene esters from Terminalia macroptera bark
Phytochemistry
1998 Journal contribution Conrad, J.; Vogler, B.; Klaiber, I.; Roos, G.; Walter, C. U.; Kraus, W.
Bioassay guided isolation of triterpenes from Terminalia macroptera
nnb
1997 Contribution to conference Conrad, J.; Vogler, B.; Klaiber, I.; Walter, C. U.; Roos, G.; Guse, J.-H.; Kraus, W.
Pflanzenextrakte mit toxischer Wirkung gegen Biomphalaria glabrata und Artemia salina
Phytomedizin
1996 Contribution to conference Moser, D.; Conrad, J.; Roos, G.; Walter, C. U.; Kraus, W.