¹⁵N‐NMR Spectroscopy—New Methods and Applications [New Analytical Methods (28)]

NMR - Basic Principles and Progress

1972 • 2,665 citations

Natural abundance nitrogen-15 NMR by enhanced heteronuclear spectroscopy

1980 • 2,519 citations

NMR Basic principles and progress

1973 • 2,080 citations

Principles of High Resolution NMR in Solids

1983 • 1,959 citations

Enhancement of nuclear magnetic resonance signals by polarization transfer

1979 • 1,957 citations

Correlation of proton and nitrogen-15 chemical shifts by multiple quantum NMR

1983 • 1,262 citations

Distortionless enhancement of NMR signals by polarization transfer

1982 • 1,171 citations

Spin—spin coupling and the conformational states of peptide systems

1976 • 788 citations

Molecular orbital theory of nuclear spin coupling constants

1964 • 554 citations

Assignment of carbonyl carbons and sequence analysis in peptides by heteronuclear shift correlation via small coupling constants with broadband decoupling in t1 (COLOC)

1984 • 548 citations

Nitrogen-15 nuclear magnetic resonance spectroscopy

1979 • 531 citations

Proton-polarization transfer enhancement of a heteronuclear spin multiplet with preservation of phase coherency and relative component intensities

1982 • 428 citations

Modern Pulse Methods in High‐Resolution NMR Spectroscopy

1983 • 369 citations

Sensitivity enhancement in nitrogen-15 NMR: polarization transfer using the INEPT pulse sequence

1980 • 355 citations

Topics in carbon-13 NMR spectroscopy

1975 • 343 citations

High-resolution NMR in solids: the CPMAS experiment

1982 • 322 citations

The Dependence of a Nuclear Magnetic Resonance Frequency upon Chemical Compound

1950 • 280 citations

On the Nuclear Magnetic Moments of Several Stable Isotopes

1951 • 268 citations

Nitrogen-15 nuclear magnetic resonance spectroscopy. The state of histidine in the catalytic triad of .alpha.-lytic protease. Implications for the charge-relay mechanism of peptide-bond cleavage by serine proteases

1978 • 232 citations

Nitrogen-15 Magnetic Resonance Spectroscopy. II. Coupling Constants

1964 • 205 citations

Long range hydrogen bond mediated effects in peptides: nitrogen-15 NMR study of gramicidin S in water and organic solvents

1984 • 199 citations

Moderne Pulsfolgen in der hochauflösenden NMR‐Spektroskopie

1983 • 195 citations

The Mechanism of the Condensation of Formaldehyde with Tetrahydrofolic Acid

1966 • 191 citations

Sensitivity-enhanced correlation of nitrogen-15 and proton chemical shifts in natural-abundance samples via multiple quantum coherence

1983 • 186 citations

Nitrogen nuclear magnetic resonance spectroscopy in inorganic, organometallic, and bioinorganic chemistry

1981 • 171 citations

Peptide conformations. Part 30. Assignment of the ¹H‐, ¹³C‐, and ¹⁵N‐NMR spectra of cyclosporin A in CDCl₃ and C₆D₆ by a combination of homo‐ and heteronuclear two‐dimensional techniques

1985 • 166 citations

The Structure of Crystalline Tetraphenylporphine. The Stereochemical Nature of the Porphine Skeleton

1964 • 159 citations

Chemical applications of variable-temperature CPMAS NMR spectroscopy in solids

1982 • 157 citations

Pentazole, I. Die Lösung Eines Klassischen Problems der Organischen Stickstoffchemie

1957 • 151 citations

Nitrogen NMR

1973 • 135 citations

Solid-State Nitrogen- 15 Nuclear Magnetic Resonance Study of the Schiff Base in Bacteriorhodopsin

1983 • 133 citations

The Structure of “Active Formaldehyde” (N⁵, N¹⁰ -Methylene Tetrahydrofolic Acid)¹

1960 • 118 citations

Solution structure and dynamics of binuclear dinitrogen complexes of bis(pentamethylcyclopentadienyl)titanium(II) and bis(pentamethylcyclopentadienyl)zirconium(II)

1978 • 117 citations

The interconversion of serine and glycine: role of pteroylglutamic acid and other cofactors

1954 • 113 citations

Structure of .mu.-dinitrogen-bis(bis(pentamethylcyclopentadienyl)dinitrogenzirconium(II)), {(.eta.5-C5(CH3)5)2ZrN2}2N2

1976 • 113 citations

Proton-transfer kinetics in solids: tautomerism in free base porphines by nitrogen-15 CPMAS NMR

1984 • 110 citations

Protein structure by solid state nuclear magnetic resonance

1985 • 107 citations

Studies of tautomers and protonation of adenine and its derivatives by nitrogen-15 nuclear magnetic resonance spectroscopy

1983 • 103 citations

¹⁵N‐NMR Spectra of Azoles with Two Heteroatoms

1983 • 102 citations

Comparison of protein and deoxyribonucleic acid backbone structures in fd and Pf1 bacteriophages

1983 • 101 citations

Observation of 1000-fold enhancement of nitrogen-15 NMR via proton-detected multiquantum coherences: studies of large peptides

1984 • 99 citations

Nitrogen-15 NMR spectroscopy: prototropic tautomerism of azoles

1982 • 98 citations

Protein structure by solid-state NMR

1983 • 94 citations

Pentazole, II. Die Zerfallsgeschwindigkeit der Aryl‐pentazole

1958 • 94 citations

15N chemical shift and 15N-13C dipolar tensors for the peptide bond in [1-13C]glycyl[15N]glycine hydrochloride monohydrate

1984 • 91 citations

Studies of the tautomerism of purine and the protonation of purine, and its 7- and 9-methyl derivatives, by nitrogen-15 nuclear magnetic resonance spectroscopy

1982 • 89 citations

Theory and calculation of carbon-nitrogen spin-spin coupling constants

1976 • 83 citations

Pentazole, III. Kristallisierte Aryl‐pentazole

1958 • 83 citations

Nitrogen-15 nuclear magnetic resonance spectroscopy. Evaluation of chemical shift references

1977 • 81 citations

Plants and Civilization

1970 • 80 citations

Study of nitrogen-15-labeled amino acids and peptides by nuclear magnetic resonance spectroscopy

1973 • 79 citations

¹⁵N‐NMR. Studies of Aminopyridines, Aminopyrimidines and of Some Diazine N‐Oxides

1980 • 79 citations

Nitrogen-15 nuclear magnetic resonance study of benzenesulfonamide and cyanate binding to carbonic anhydrase

1983 • 78 citations

Tertiary phosphine complexes of gold(I) and gold(III) with imido ligands: 1H, 31P, and 15N NMR spectroscopy, antiinflammatory activity, and x-ray crystal structure of (phthalimido)(triethylphosphine)gold(I)

1985 • 76 citations

Strategy for nitrogen NMR analysis of biopolymers

1982 • 75 citations

Substituent effects on nitrogen-15 and oxygen-17 chemical shifts in nitrobenzenes: correlations with electron densities

1983 • 73 citations

Stable carbonium ions. LXIX. Protonation of ureas, guanidines, and biotin in super acid solution

1968 • 72 citations

A nitrogen-15 nuclear magnetic resonance study of the acid-base and tautomeric equilibriums of 4-substituted imidazoles and its relevance to the catalytic mechanism of .alpha.-lytic protease

1982 • 71 citations

Stimulated echo NMR spectra and their use for heteronuclear two-dimensional shift correlation

1983 • 71 citations

Nitrogen-15 chemical shift tensors in L-histidine hydrochloride monohydrate

1981 • 70 citations

Torsion angles in the cystine bridge of oxytocin in aqueous solution. Measurements of circumjacent vicinal couplings between proton, carbon-13, and nitrogen-15

1980 • 70 citations

13C chemical shift and 13C-15N dipolar tensors for the peptide bond: [1-13C]glycyl[15N]glycine·HCl·H2O

1983 • 68 citations

Proton-proton double resonance studies of formamide-¹⁵N and N-methylformamide-¹⁵N

1964 • 67 citations

Semi-empirical calculations of the chemical shifts of nuclei other than protons

1977 • 66 citations

Progress in Drug Research

1962 • 66 citations

¹H‐¹⁵N Spin–spin couplings in alumichrome

1978 • 66 citations

Diazenyl radicals: a nitrogen-15 CIDNP and radical trapping study of unsymmetric diazenes

1978 • 65 citations

Advantages of nitrogen-15 NMR in studying delocalization and evaluating the energy barriers of carbon-nitrogen rotation process in amides, thioamides, and related compounds

1977 • 64 citations

THE STIMULATION OF SERINE BIOSYNTHESIS IN PIGEON LIVER EXTRACTS BY TETRAHYDROFOLIC ACID¹

1954 • 63 citations

Multipulse NMR in liquids

1984 • 63 citations

Nitrogen-15 NMR of pyridine in high magnetic: Fields

1974 • 62 citations

Optimization of INEPT and DEPT experiments for spin systems with hetero- and homonuclear couplings

1985 • 62 citations

15N-labeled Escherichia coli tRNAfMet, tRNAGlu, tRNATyr, and tRNAPhe. Double resonance and two-dimensional NMR of N1-labeled pseudouridine.

1985 • 60 citations

Coupling parameters from the 13CH satellite nuclear magnetic resonance spectra of 1-substituted aziridines

1968 • 60 citations

Measurements of cytoplasmic and vacuolar pH in Neurospora using nitrogen-15 nuclear magnetic resonance spectroscopy

1983 • 59 citations

Methods and Applications of Nuclear Magnetic Double Resonance

1971 • 58 citations

Nitrogen-15 spin exchange in a protein

1983 • 57 citations

Multinuclear NMR characterization of two coexisting conformational states of the Lactobacillus casei dihydrofolate reductase-trimethoprim-NADP complex

1984 • 56 citations

Nitrogen-15 NMR studies of biological systems

1983 • 56 citations

Methoden und Anwendungen der kernmagnetischen Doppelresonanz

1971 • 56 citations

Nitrogen-15 nuclear magnetic resonance spectroscopy. Effects of hydrogen bonding and protonation on nitrogen chemical shifts in imidazoles

1979 • 55 citations

¹⁵N NMR spectroscopy of some azines

1984 • 52 citations

Multiple quantum two-dimensional 1H--15N nuclear magnetic resonance spectroscopy: chemical shift correlation maps for exchangeable imino protons of Escherichia coli tRNAMetf in water.

1983 • 52 citations

Nitrogen-15 nuclear magnetic resonance studies of iron-bound cyanide(nitrogen-15)(1-) ion in ferric low-spin cyanide complexes of various porphyrin derivatives and various hemoproteins

1978 • 51 citations

Stereochemical dependence of the vicinal 13C′NCα1H and 1HCαC′15N proton-heteroatom coupling constants in the NMR spectra of peptides. Comparison of experimental and theoretical data

1975 • 51 citations

Nitrogen-hydrogen bond lengths in DNA

1982 • 50 citations

n‐π‐Interaction in Enamines and Enaminoketones. A ¹⁵N‐NMR. Study

1977 • 50 citations

Geometrical dependences of carbon-nitrogen coupling constants. Oximes

1974 • 50 citations

Sensitivity-enhanced NMR detection of nonprotonated nitrogen-15 nuclei

1984 • 49 citations

Peptide conformations. 15. One- and two-dimensional proton, carbon-13 and nitrogen-15 NMR studies of cyclo(Pro-Phe-Gly-Phe-Gly)n (n = 1, 2): selective complexation of lithium ions (n = 1) and potassium ions (n = 2)

1982 • 49 citations

Zur Reaktion des Benzol-diazonium-Ions mit Azid Nachweis des Phenyl-pentazols als Zwischenstufe

1956 • 49 citations

Carbon‐13 and nitrogen‐15 nuclear‐magnetic‐resonance investigation on Desulfovibrio vulgaris flavodoxin

1985 • 47 citations

Sensitivity enhancement in natural abundance proton-coupled nitrogen-15 NMR spectra using the selective population transfer method

1979 • 47 citations

Conformational Dependence of One‐Bond C_α,H Spin Coupling in Cyclic Peptides

1981 • 46 citations

Effects of protonation and hydrogen bonding on nitrogen-15 chemical shifts of compounds containing the >C:N-Group1*

1980 • 46 citations

The nuclear shielding derivative and spin–spin coupling in nitrogen

1985 • 46 citations

¹⁸ O isotope shift in ¹⁵ N NMR analysis of biological N-oxidations: H ₂ O-NO ₂ ^- exchange in the ammonia-oxidizing bacterium Nitrosomonas

1982 • 45 citations

Phosphorus-irradiation INEPT experiments on spin- metal nuclides. Applications to 103Rh, 183W, and 57Fe

1982 • 44 citations

N.M.R. studies of isotopically substituted molecules: The sign of the C≡N coupling constant

1966 • 43 citations

Sensitivity gain in a progressive-saturation selective population inversion NMR experiment

1977 • 43 citations

Solid State NMR of Biological Systems

1982 • 43 citations

In vivo 15N NMR studies of regulation of nitrogen assimilation and amino acid production by Brevibacterium lactofermentum.

1983 • 42 citations

Estimation of protein turnover in soybean leaves using magic angle double cross-polarization nitrogen 15 nuclear magnetic resonance.

1981 • 42 citations

High-resolution nitrogen-15 nuclear magnetic resonance studies of .alpha.-lytic protease in solid state. Direct comparison of enzyme structure in solution and solid states

1984 • 41 citations

Nitrogen-15 spin-lattice relaxation times of amino acids in Neurospora crassa as a probe of intracellular environment

1982 • 40 citations

Applications of ¹⁵N NMR to a study of tautomerism in some monocyclic azoles

1985 • 39 citations

¹⁵N‐NMR study of activated enamines. Structural dependence of δ (¹⁵N) and ⁿJ(N,H) in primary, secondary and tertiary enamino‐ketones, esters and amides

1983 • 38 citations

1H and 15N NMR studies of protonation and hydrogen-bonding in the binding of trimethoprim to dihydrofolate reductase

1985 • 38 citations

Triaziridines. Part III. Triaziridine, azimine, and triazene: A SCF study of the energy and structure of N₃H₃‐isomers

1984 • 38 citations

Application de la Résonance Magnétique de l'Azote 15 à l'Etude de la Délocalisation Electronique dans les Anilines, Aminopyridines et Enamines

1979 • 37 citations

Nuclear magnetic resonance spectroscopy of nuclei other than protons

1974 • 37 citations

Beiträge zur ¹⁵ N‐NMR‐Spektroskopie Protonierung und Tautomerie in Purinen: Purin und 7‐ und 9‐Methylpurin

1983 • 37 citations

15N NMR Chemical Shifts in 15ND3, 15ND2H, 15NDH2, and 15NH3

1969 • 37 citations

Nitrogen-15 and cobalt-59 NMR study of the bent nitrosyl ligand in cobalt complexes

1984 • 37 citations

A ¹⁵N NMR investigation of some azolopyridines

1984 • 37 citations

15N NMR studies of nitrogen metabolism in intact mycelia of Neurospora crassa.

1981 • 36 citations

Model studies of nitrogen-nitrogen spin-spin coupling constants

1977 • 36 citations

Triaziridine. II. Erste Beispiele: 2, 3‐Dialkyl‐triaziridin‐1‐carbonsäurealkylester

1982 • 35 citations

15N NMR spectra of metal complexes relevant to nitrogen fixation

1981 • 35 citations

¹⁵N,¹H coupling constants in pyridines and pyrimidines An application of the INEPT pulse sequence

1981 • 35 citations

Ueber Diazoniumazide, Ar.N₅

1903 • 35 citations

Electronic structure of vinylamine. Proton affinity and conformational analysis

1981 • 35 citations

Deuterium isotope effects on ¹³C and ¹⁵N nuclear shielding in o‐hydroxyazo dyes

1984 • 34 citations

Effect of the nitrogen source on glutamine and alanine biosynthesis in Neurospora crassa. An in vivo 15N nuclear magnetic resonance study.

1982 • 34 citations

¹⁵N and ¹³C NMR Determination of Allantoin Metabolism in Developing Soybean Cotyledons

1985 • 34 citations

Characterization of urea—formaldehyde and melamine—formaldehyde adducts and resins by 15N n.m.r. spectroscopy

1984 • 34 citations

15N-NMR Spectroscopic Detection of the Tetrazolo[1,5-a]pyrimidine/2-Azidopyrimidine Equilibrium

1980 • 33 citations

A nitrogen-15 NMR study of the barriers to isomerization about guanidinium and guanidino carbon-nitrogen bonds in L-arginine

1983 • 33 citations

The effect of solvent interactions and hydrogen bonding on 15N chemical shifts and 15NH coupling constants

1970 • 32 citations

¹⁵N NMR substituent effects in pyridines and pyrimidines

1981 • 32 citations

15N nuclear magnetic resonance of living cells

1975 • 31 citations

Nitrogen-15 NMR comparisons of (alkyl and perfluoroalkyl) C-nitroso compounds, and bent and linear nitrosyl ligands in transition metal complexes

1983 • 30 citations

Nitrogen-15 NMR of cis-diamine-platinum(II) complexes in aqueous solution

1979 • 30 citations

Double-cross-polarization detection of labeled chemical bonds in hydrogen cyanide polymerization

1984 • 30 citations

Crystal structure of meso-tetratolylporphyrin: implications for the solid-state nitrogen-15 CPMAS NMR

1985 • 30 citations

Chiral recognition by nitrogen-15 NMR spectroscopy. 8-Benzyl-5,6,7,8-tetrahydroquinoline

1980 • 29 citations

Self-association and base pairing of guanosine, cytidine, adenosine, and uridine in dimethyl sulfoxide solution measured by 15N nuclear magnetic resonance spectroscopy.

1980 • 29 citations

Natural abundance nitrogen‐15 n.m.r. spectroscopy. Spin–lattice relaxation in organic compounds

1976 • 29 citations

Nuclear magnetic resonance studies of the old yellow enzyme

1985 • 29 citations

The conformational dependence of vicinal¹⁵N-C-C-H coupling constants in peptides

1974 • 28 citations

Some INDO perturbation calculations of ⁿJ(NC) values

1977 • 28 citations

15N NMR spectroscopy. 30—structure/shift relationships of oligopeptides and copolypeptides, including gramicidin S

1981 • 27 citations

Dediazoniations of Arenediazonium Ions in Homogeneous Solution. Part XIV. ¹⁵N‐CIDNP. Investigation of the reactions of diazonium ions in weakly alkaline aqueous solutions

1981 • 27 citations

¹⁵N chemical shifts as a conformational probe in enaminones A variable temperature study at natural isotope abundance

1981 • 27 citations

¹⁵N-NMR-Untersuchungen an Verbindungen mit direkten N-N-Bindungen / ¹⁵N NMR Studies on Compounds with Direct N-N Bonds

1977 • 26 citations

Heteronuclear vicinal coupling constants and site-specific isotopic substitution in the investigation of rotational isomerism in leucine

1978 • 26 citations

15N-NMR spectroscopic characterization of copolyamides and polypeptides

1982 • 25 citations

Nitrogen‐15 n.m.r. studies of ¹³C, ¹⁵N labeled arginine

1977 • 24 citations

Natural abundance proton‐coupled ¹⁵N NMR spectra of pyridines observed from proton polarization transfer experiments

1981 • 24 citations

Studies of the binding interactions of cis-diamminedichloroplatinum(II) with amines and nucleosides by nitrogen-15 nuclear magnetic resonance

1982 • 24 citations

Proton polarization transfer in natural abundance ¹⁵N NMR studies of E‐ and Z‐isomers of N‐alkylformamides

1981 • 23 citations

Platinum(II) trichlorostannate complexes with nitrogen ligands. Platinum-195, tin-119, phosphorus-31, and nitrogen-15 NMR studies and the x-ray crystallographic structure of (p-chloroaniline)(triethylphosphine)chloro(trichlorostannato)platinum(II)

1985 • 23 citations

Nuclear magnetic resonance studies of rigid bicyclic systems. 6. Angular dependence of vicinal nitrogen-14-proton spin couplings in bicyclic ammonium salts

1978 • 23 citations

Calculation of the nitrogen screening constants of some N‐heterocycles

1978 • 23 citations

13C-{14N} selective population transfer (SPT) experiments and comments on 13C-{1H} SPT in methylisocyanide

1977 • 23 citations

Nitrogen-14 Nuclear Quadrupole Effects

1973 • 22 citations

Solvent‐Induced Deuterium Isotope Effects in ¹³C‐ and ¹⁵N‐NMR. Spectra of Enaminones

1982 • 22 citations

Structure of the liver alcohol dehydrogenase-NAD+-pyrazole complex as determined by nitrogen-15 NMR spectroscopy

1984 • 22 citations

Use of natural‐abundance ¹⁵N‐nmr spectroscopy to investigate the secondary structure of peptides: Gramicidin S

1980 • 22 citations

Substituent effects on one‐bond ¹⁵N¹³C couplings in N,N‐dimethylanilines and nitrobenzenes. Effect of steric inhibition of conjugation

1982 • 21 citations

Nitrogen-15 NMR in Biological Systems

1983 • 21 citations

Some INDO calculations of nitrogen-nitrogen spin-spin coupling constants

1979 • 21 citations

¹⁵N NMR studies of the tautomeric equilibrium of some 1‐hydroxybenzotriazoles

1985 • 21 citations

Quantitative ¹⁵N NMR spectroscopy

1980 • 20 citations

¹⁵N‐NMR. Spectra of pterins and folic acid derivatives

1978 • 19 citations

¹⁵N and ¹³C n.m.r. study of azimines and azoxybenzenes

1977 • 19 citations

Multinuclear two‐dimensional NMR: Assignments of natural abundance polypeptide ¹³C, ¹H and ¹⁵N chemical shifts and demonstration of isomer interconversion

1983 • 19 citations

Magic-angle N-15 NMR study of nitrate metabolism of Neurosporacrassa

1980 • 19 citations

Direkter Strukturbeweis für das Pentazol‐Ringsystem in Lösung durch ¹⁵N‐NMR‐Spektroskopie

1985 • 18 citations

15N-NMR-spektroskopischer Nachweis des Tetrazolo[1,5-a]pyrimidin/2-Azidopyrimidin-Gleichgewichts

1980 • 18 citations

Beiträge zur ¹⁵ N‐NMR‐Spektroskopie. Substituenteneffekte in monosubstituierten Pyrazinen

1982 • 17 citations

A 15N NMR study on D-lysine metabolism in Neurospora crassa.

1980 • 17 citations

In situ nitrogen-15 nuclear magnetic resonance observation of the Fischer indolization reaction. Nitrogen-15 NMR characterization of amide-imine intermediates

1979 • 17 citations

¹⁵N and ¹³C NMR study of the effects of hydrogen bonding and protonation in linear schiff bases: Models for structural studies of rhodopsin and bacteriorhodopsin

1984 • 16 citations

NMR studies of the binding of ¹⁵N‐labeled ligands to hemoproteins pH‐Dependent features of heme‐bound C¹⁵N‐resonances in cyanide complexes of myoglobin and cytochrome c and some implications for their heme environmental structures

1977 • 16 citations

Proton Magnetic Resonance Spectrum of 2-Chloroaniline-¹⁵N. Long-range Coupling Constants to Amino Protons from all Ring Protons

1971 • 15 citations

Stereochemistry of trans-1,4,5,8-tetranitroso-1,4,5,8-tetraazadecalin: an attractive interaction between perinitroso groups

1982 • 15 citations

Calculation of some nitrogen nuclear screening constants

1977 • 15 citations

Nitrogen‐15 NMR studies of 1,4‐benzodiazepines: 1

1983 • 15 citations

Fourier transform NMR spectroscopy. Nitrogen-15 studies of amino sugars

1977 • 15 citations

Molecular orbital calculations on the nitrogen nuclear spin-spin coupling constants

1975 • 15 citations

Long-range proton-nitrogen spin coupling constants via polarization-enhanced two-dimensional nitrogen-15 NMR

1983 • 15 citations

Secondary structure of peptides. 20. Primary-secondary structure relationships of Ala/Gly/Val copolypeptides

1985 • 15 citations

15N NMR spectroscopy as a probe for the geometry of diazenido ligands

1980 • 14 citations

Multinuclear (¹³C, ¹⁵N) NMR study of polyethyleneimine‐based polymers

1985 • 14 citations

¹⁵N‐NMR Spectroscopic Characterization of Triaziridines

1986 • 14 citations

Nitrogen-15 and carbon-13 NMR study of N-methyl-N-nitrosoaniline and its ring-substituted derivatives

1984 • 13 citations

Application of¹⁵N NMR Spectroscopy to Studies of the Intermolecular Interaction of Biomolecules

1981 • 12 citations

Carbon-Nitrogen Spin-Spin Coupling in Diazomethane

1976 • 12 citations

¹⁵N NMR spectroscopy, 22. Influence of shift reagents and paramagnetic ions on the spectra of peptides and polyamides

1980 • 12 citations

Homonuclear spin-spin coupling through iron in simple inorganic ions

1984 • 12 citations

Pathway of ammonium assimilation in Streptomyces venezuelae examined by amino acid analyses and ¹⁵N nuclear magnetic resonance spectroscopy

1985 • 12 citations

A ‘shiftless’ relaxation reagent for metal nuclide and nitrogen‐15 magnetic resonance in aqueous solution

1980 • 11 citations

¹⁵N‐ und ¹³ C‐NMR‐chemische Verschiebungen sowie ¹³C‐¹H‐, ¹³C‐¹⁵N‐ und ¹⁵N‐¹⁵N‐Spin‐Spin‐Kopplungskonstanten para‐substituierter Benzendiazoniumsalze

1985 • 11 citations

Study of the conformation of novel N-nitrosothioureas by high-field nitrogen-15 and carbon-13 nuclear magnetic resonance spectroscopy employing specifically labeled compounds

1983 • 11 citations

¹⁵N NMR spectra of pyrimidine and [1,3‐¹⁵N₂]pyrimidine

1985 • 10 citations

Über Pterinchemie. 79. Mitteilung. ¹³C‐und ¹⁵N‐NMR.‐spektroskopische Untersuchungen an der (6RS)‐5, 10‐Methylen‐5, 6, 7, 8‐tetrahydro‐<scp>L</scp>‐folsäure; eindeutiger Beweis ihrer Struktur

1981 • 9 citations

Natural-abundance nitrogen-15 nuclear magnetic resonance spectroscopy. Unambiguous evidence for lack of influence of lone-pair orbital orientation on piperidine nitrogen-15-hydrogen chemical shifts

1980 • 9 citations

Applications of 14N NMR Data in the Study of Inorganic Molecules

1973 • 8 citations

Nitrogen-15 nuclear magnetic resonance spectroscopy of 1-phenyl-3,3-pentamethylenetriazenes

1983 • 7 citations

Electronic delocalization in NC and NN bonds

1984 • 7 citations

Propellanes. LXII. The endo‐ and exo‐adducts of 11‐cyano‐1,6‐methano[10] annulene with 4‐methyl‐1,2,4‐triazoline‐3,5‐dione

1981 • 7 citations

Methyl and chlorine substituent effects on the signs and magnitudes of 13C15N spin-spin coupling constants of some pyrimidine derivatives

1985 • 5 citations

¹³C and ¹⁵N spin–lattice relaxation and chemical shift studies of pentane‐2,4‐diamine

1984 • 5 citations

¹⁵N-NMR Study on Complexes of Low-Spin Ferritetraphenylporphyrin

1979 • 4 citations