H. Duddeck - Concepedia

Author

H. Duddeck

Leibniz University Hannover

Also Known As

Duddeck, H., Duddeck, Helmut, H . Duddeck, H DUDDECK, H Duddeck, H. DUDDECK, H. Duddeck, HELMUT DUDDECK, Helmut Duddeck

2.4K

Publications

Citations

H-Index

Concepts

All Affiliations

Leibniz University Hannover Ruhr University Bochum National Research Centre Hungarian Academy of Sciences Polish Academy of Sciences

About

H. Duddeck is an author at Leibniz University Hannover specializing in natural sciences, chemistry, and biochemistry.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Natural Sciences	27	97	2.7K
2	Engineering	19	48	950
3	Medicine	17	30	834
4	Arts	1	1	11
5	Allergy	1	1	176

H. Duddeck

157

Publications

Citations

H-Index

Page 1

	Year	Citations
Selenium-77 nuclear magnetic resonance spectroscopy H. Duddeck Progress in Nuclear Magnetic Resonance Spectroscopy PhysicsMagnetic Resonance SpectroscopyNatural SciencesSpectroscopyElectron Paramagnetic Resonance	1995	333
Isolation and characterization of an antimalarial agent of the neem tree Azadirachta indica Sami A. Khalid, H. Duddeck, Manuel González‐Sierra Journal of Natural Products Antimalarial AgentBioorganic ChemistryAntiparasitic AgentMalariaMedicinal Fungi	1989	176
13 C NMR Chemical shifts and carbon-proton coupling constants of some furocoumarins and furochromones Mohamed Elgamal, N.H. Elewa, E. A. M. El-Khrisy, Phytochemistry BiochemistryNatural SciencesOrganic ChemistryReaction IntermediateChemistry	1979	113
<sup>13</sup>C NMR spectroscopy of coumarin derivatives H. Duddeck, Manfred Kaiser Organic Magnetic Resonance Synthetic Coumarin DerivativesSpectroscopic MethodDerivative (Chemistry)DerivativesBiochemistry	1982	98
Chiral recognition of olefins by 1H NMR spectroscopy in the presence of a chiral dirhodium complex Klaudia Wypchlo, H. Duddeck Tetrahedron Asymmetry Molecular SpectroscopyNmr SpectroscopyNatural SciencesSpectroscopySpectra-structure Correlation	1994	66
<sup>77</sup>Se, <sup>13</sup>C and <sup>1</sup>H NMR spectra of acyclic phenylselenenylalkanes and ‐alkenes and some of their selenoxides H. Duddeck, Petra Wagner, Barbara Ryś Magnetic Resonance in Chemistry Acyclic PhenylselenenylalkanesBiochemistryNatural SciencesRadical (Chemistry)Chemical Shifts	1993	65
<sup>77</sup>Se, <sup>13</sup>C and <sup>1</sup>H NMR spectra of phenylselenenylcycloalkanes, ‐cycloalkenes and some of their selenoxides and <sup>125</sup>Te NMR of a tellurium analogue H. Duddeck, Petra Wagner, Armin Biallaß Magnetic Resonance in Chemistry Derivative (Chemistry)EngineeringTellurium AnalogueHeterocyclicPhenylselenenyl Groups	1991	59
13C NMR and CD of some 3,8″-biflavanoids from Garcinia species and of related flavanones H. Duddeck, Günther Snatzke, S. S. YEMUL Phytochemistry BiochemistryRelated FlavanonesSecondary MetabolitePhytochemicalGarcinia Species	1978	54
Rh<sub>2</sub>[MTPA]<sub>4</sub>, a dirhodium complex as NMR auxiliary for chiral recognition H. Duddeck The Chemical Record EngineeringDirhodium Complex RhMagnetic ResonanceMolecular BiologyComputational Chemistry	2005	52
Coumarins and coumarin glucosides from the fruits of Ammi majus M. Hani A. Elgamal, Nagwa M. M. Shalaby, H. Duddeck, Phytochemistry Food ChemistryHerbal MedicinePhytochemicalPhytochemistryPharmacology	1993	49

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