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nitrogen (17) 17
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ACS Sustainable Chemistry & Engineering, ISSN 2168-0485, 02/2018, Volume 6, Issue 2, pp. 1780 - 1791
Due to biochar’s excellent physical and chemical properties, such as rich void ration and large specific surface area, it could improve soil by conserving... 
Nitrogen mass distribution | Pyrolysis temperature | Nitrogen release | N-labeled biochar | Pyrolysis atmosphere | N-15-labeled biochar | GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY | CARBON | AMMONIA | EMISSIONS | CHEMISTRY, MULTIDISCIPLINARY | CHARCOAL | ENGINEERING, CHEMICAL | IMPACT | NMR | MINERALIZATION | GASIFICATION | SOIL | XPS
Journal Article
Tetrahedron Letters, ISSN 0040-4039, 03/2006, Volume 47, Issue 12, pp. 1885 - 1888
Nitration of phenolic compounds by a green chemistry strategy was conducted with calcium nitrate/acetic acid under microwave irradiation. Highly accelerated... 
15N-labeled compounds | Calcium nitrate for nitration | Microwave-assisted nitration | Green chemistry approach | Mononitro phenol | N-labeled compounds | CHEMISTRY, ORGANIC | N-15-labeled compounds | calcium nitrate for nitration | microwave-assisted nitration
Journal Article
TETRAHEDRON, ISSN 0040-4020, 03/2004, Volume 60, Issue 10, pp. 2387 - 2391
A solid-phase route for synthesis of N-15-labeled acylpolyamines is described. Utilizing alkylation at benzylic N-atom as a key step, N-15-atoms are... 
polyamine | spider toxin | N-15-labeled | CHEMISTRY, ORGANIC | MS/MS | solid-phase synthesis
Journal Article
Heterocycles, ISSN 0385-5414, 2012, Volume 85, Issue 1, pp. 171 - 182
We have synthesized two types of [6-N-15]-deoxyadenosine analogs: [6-N-15]-2'-deoxyadenosine (1) and [6-N-15]-2-chloro-2'-deoxyadenosine ([6-N-15]-cladribine,... 
Nucleoside Synthesis | NITROGEN-15-LABELED DEOXYNUCLEOSIDES | Selective Deprotection | ACID RELATED-COMPOUNDS | NUCLEOSIDES | Cladribine | 2-CHLORO-2'-DEOXYADENOSINE | ADENOSINE | CHEMISTRY, ORGANIC | Tracer Experiment | N-15-Labeled Nucleoside | DEOXYADENOSINE
Journal Article
Journal Article
BIOLOGIA, ISSN 0006-3088, 2004, Volume 59, pp. 179 - 184
Young plants of rhizomatous grass Calamagrostis epigejos (L.) ROTH, cultivated in controlled conditions at two levels of nitrogen availability (2 mM and 0.4 mM... 
RYEGRASS | NITRATE | N-15-LABELED AMMONIUM | REGROWTH | LAMINAE | nitrogen availability | roots | REMOBILIZATION | ASSIMILATION | nitrogen storage | LOLIUM-PERENNE | rhizomes | NITROGEN UPTAKE | BIOLOGY | ZONES | defoliation
Journal Article
Plant Biosystems - An International Journal Dealing with all Aspects of Plant Biology, ISSN 1126-3504, 09/2010, Volume 144, Issue 3, pp. 537 - 546
In a lysimeter study with young beech trees, the effects of elevated ozone concentration on the decomposition and fate of nitrogen in 15 N-labeled leaf litter... 
lysimeter study | nitrogen cycling | Free-air ozone enrichment | leaf litter | nitrogen uptake | nitrogen mobilization | Lysimeter study | Leaf litter | Nitrogen uptake | Nitrogen mobilization | Nitrogen cycling | LONG-TERM | HIGH LOADS | NITRATE | DEPOSITION | SPRUCE PICEA-ABIES | FOREST | PLANT SCIENCES | NORWAY SPRUCE | TREES | N-15-LABELED LITTER | SOLUBLE N COMPOUNDS | Ozone
Journal Article
Helvetica Chimica Acta, ISSN 0018-019X, 03/2004, Volume 87, Issue 3, pp. 742 - 757
New syntheses of C(2′)‐deuterated ribonucleosides have been accomplished starting either from 3,5‐di‐O‐benzyl‐1‐O‐methyl‐α,β‐D‐ribofuranose (1b) or... 
RELAXATION RATES | C-13,N-15-LABELED DNA | ACID RELATED-COMPOUNDS | GENERAL-SYNTHESIS | NMR-WINDOW | 3'-DEUTERATED PYRIMIDINE NUCLEOSIDES | SPECIFICALLY DEUTERATED NUCLEOTIDES | ENZYMATIC-SYNTHESIS | OLIGO-DNA | CHEMISTRY, MULTIDISCIPLINARY | STRUCTURE ELUCIDATION
Journal Article
Journal of Magnetic Resonance, ISSN 1090-7807, 04/1999, Volume 137, Issue 2, pp. 413 - 429
Journal Article
SYNTHESIS-STUTTGART, ISSN 0039-7881, 03/1998, Issue 3, pp. 269 - 270
Isonicotinoyl [N-14,N-15']hydrazine has been synthesized from commercially available N-15-labeled potassium phthalimide. The method is economic and easy to... 
MYCOBACTERIUM-TUBERCULOSIS | N-15-aminophthalimide | isoniazid | tuberculosis | RESISTANCE | CHEMISTRY, ORGANIC | N-15-labeled compounds | CATALASE-PEROXIDASE GENE | KATG | [N-14,N-15]isonicotinoyl hydrazine
Journal Article
Soil Biology and Biochemistry, ISSN 0038-0717, 03/2011, Volume 43, Issue 3, pp. 542 - 550
Forest soils contain a variable amount of organic N roughly repartitioned among particles of different size, microbial biomass and associated with mineral... 
Soil organic matter | 15N | Forest soil | N mineralization | N-cycle | Beech | ELEVATED CO2 | CARBON | NITROGEN MINERALIZATION | STABILIZATION | N-15 | DECOMPOSITION | DENSITY FRACTIONATION | SOIL SCIENCE | SOIL-NITROGEN | PARTICLE-SIZE FRACTIONS | N-15-LABELED LITTER | LIGHT-FRACTION
Journal Article
ISOTOPENPRAXIS, ISSN 0021-1915, 1993, Volume 29, Issue 4, pp. 289 - 326
Journal Article
JOURNAL OF ORGANIC CHEMISTRY, ISSN 0022-3263, 08/2001, Volume 66, Issue 16, pp. 5463 - 5481
Since the nitrogens of nucleosides and nucleotides play an important role in the molecular recognition of these compounds, N-15 NMR became a method of choice... 
NITROGEN-15-LABELED DEOXYNUCLEOSIDES | DIMROTH-REARRANGEMENT | ORGANIC-MOLECULES | MOLECULAR-ORBITAL METHODS | NUCLEAR-MAGNETIC-RESONANCE | CHEMISTRY, ORGANIC | CONTINUUM DIELECTRIC THEORY | DENSITY-FUNCTIONAL THEORY | MATRIX-ISOLATION | GAUSSIAN-BASIS SETS | N-15-LABELED NUCLEOSIDES
Journal Article