Navigation

Content Hotkeys
Professur Organische Chemie
Publications

Publications

We gratefully thank the "Deutsche Forschungsgesellschaft" and the "Fonds der Chemischen Industrie" as well as "Alexander von Humboldt Foundation" and "German Academic Exchange Service" for financial support of miscellaneous projects.

 

2019

Too Short-Lived or Not Existing Species: N-Azidoamines Reinvestigated,

K. Banert, T. Pester, J. Org. Chem. 2019, 84, electronically available.

 

2018

Science of Synthesis, Knowledge Updates 2018/4,

K. Banert, P. A. Clarke, J. Drabowicz, M. Oestreich (Eds.), Thieme, Stuttgart, 2019, 496 pages.

 

A problem in the structure assignment of acremolin C, which is most probably identical with acremolin B,

K. Banert, D. J. Tantillo, Nat. Prod. Res. 2018, electronically available.

 

Science of Synthesis, Knowledge Updates 2018/3,

M. Bagley, K. Banert, J. A. Joule, T. Murai, C. A. Ramsden (Eds.), Thieme, Stuttgart, 2018, 508 pages.

 

Real Multicomponent Reactions: Synthesis of Highly Substituted 2-Aminothiazoles,

F. Richter, J. Seifert, M. Korb, H. Lang, K. Banert, Eur. J. Org. Chem. 2018, 4673−4682.

This article was highlighted on the cover of the journal.

 

Steric Hindrance Underestimated: It is a Long, Long Way to Tri-tert-alkylamines,

K. Banert, M. Heck, A. Ihle, J. Kronawitt, T. Pester, T. Shoker, J. Org. Chem. 2018, 83, 5138−5148.

This article was highlighted in Chemical & Engineering News.

 

2017

New combinations of organic azides and adjacent functional groups,
K. Banert in Patai´s Chemistry of Functional Groups (Eds. J. Liebman, A. Greer), Wiley, Chichester, 2017, DOI: 10.1002/9780470682531.pat0921.
 
Synthesis of Geminal Azido−Halo Compounds and α-Azidoalkyl Esters from Aldehydes via α-Azido Alcohols,
K. Banert, C. Berndt, K. Weigand, Org. Lett. 2017, 19, 4900–4903.
 
Tricyanomethane and its Ketenimine Tautomer Generated from Different Precursors and Analyzed in Solution, Argon Matrix, and Single Crystal,
K. Banert, M. Chityala, M. Hagedorn, H. Beckers, T. Stüker, S. Riedel, T. Rüffer, H. Lang, Angew. Chem. 2017, 129, 9582–9586; Angew. Chem. Int. Ed. 2017, 56, 9710–9714.

This article was highlighted as „Very Important Paper“ and additionally on the inside cover of the journal. 

 
Experimental Observation and quantum-chemical investigation of thallium(I) (Z)-methanediazotate: synthesis of a long sought and highly reactive species,

N. Singh, B. Fiedler, J. Friedrich, K. Banert, RSC Advances. 2017, 7, 17071–17075.

 
Usual and unususal reactions of cyclohexane-1,2-dione with aryl azides and amines: a structural corrigendum,

N. Singh, K. Banert, New J. Chem. 2017, 41, 1897–1901.

 
[3,3]-Sigmatropic Rearrangement of Low-Volatile Propargyl Thiocyanates to Allenyl Isothiocyanates Using Solution Spray Flash Vacuum Pyrolysis,

F. Richter, R. Dathe, J. Seifert, K. Banert, J. Flow Chem. 2017, 7, 4–8.

 
Direct observation and characterisation of 3-azido-2H-azirines: postulated, but highly elusive intermediates,
K. Weigand, N. Singh, M. Hagedorn, K. Banert, Org. Chem. Front. 2017, 4, 191–195.

This article was published as "HOT article in Organic Chemistry Frontiers in 2016".

2016

Synthesis of N-unsubstituted 1,2,3-triazoles via a cascade including propargyl azides, allenyl azides, and triazafulvenes,,
K. Banert, M. Hagedorn, C. Hemeltjen, A. Ihle, K. Weigand, H. Priebe, ARKIVOC 2016, v, 338–361.
 
The Chemistry of Unusually Functionalized Azides (Review),
1-Nitrogen-Functionalized Alk-1-ynes,
 

2015

Synthesis, Characterization and Reactions of (Azidoethynyl)trimethylsilane,
K. Banert, M. Hagedorn, Z. Wu, X. Zeng, Molecules 2015, 20, 21328–21335.
 
Explosion Hazard during the Distillation of Propargyl Thiocyanate,
K. Banert, F. Richter, M. Hagedorn, Org. Process Res. Dev. 2015, 19, 1068–1070.
 
4,5-Dihydro-1,2,3-oxadiazole: A Very Elusive Key Intermediate in Various Important Chemical Transformations,
K. Banert, N. Singh, B. Fiedler, J. Friedrich, M. Korb, H. Lang, Chem. Eur. J. 2015, 21, 15092–15099.
This article was highlighted with a frontispiece.
 
Reactions of Unsaturated Azides, Part 34. Rearrangement Reactions of Tritylcarbenes: Surprising Ring Expansion and Computational Investigation,
K. Banert, M. Hagedorn, T. Pester, N. Siebert, C. Staude, I. Tchernook, K. Rathmann, O. Hollóczki, J. Friedrich, Chem. Eur. J. 2015, 21, 14911–14923.
 
Unprecedented Synthesis of 2H,6H-1,5-Dithiocines Reinvestigated: A Structural Corrigendum Revealing Isothiazole-3(2H)-thiones,
K. Banert, N. Singh, M. Korb, H. Lang, Synthesis 2015, 47, 533–537.
 
Science of Synthesis, Knowledge Updates 2014/4,
K. Banert, D. G. Hall, J. A. Joule, M. G. Moloney, H.-U. Reissig, E. Schaumann (Eds.), Thieme, Stuttgart, 2015, 524 pages.
 

2014

Synthesis with Perfect Atom Economy: Generation of Furan Derivatives by 1,3-Dipolar Cycloaddition of Acetylenedicarboxylates at Cyclooctynes,
K. Banert, S. Bochmann, A. Ihle, O. Plefka, F. Taubert, T. Walther, M. Korb, T. Rüffer, H. Lang, Molecules 2014, 19, 14022–14035.
 
Science of Synthesis, Knowledge Updates 2014/3,
K. Banert, M. Brøndsted Nielsen, J. Drabowicz, J. A. Joule, E. Schaumann, S. M. Weinreb (Eds.), Thieme, Stuttgart, 2014, 540 pages.
 
The Photochemical and Thermal Decomposition of Azidoacetylene in the Gas Phase, Solid Matrix, and Solutions,
X. Zeng, H. Beckers, J. Seifert, K. Banert, Eur. J. Org. Chem. 2014, 4077–4082.
 
Identifying Stereoisomers by ab-initio Calculations of Secondary Isotope Shifts on NMR Chemical Shieldings,
K.-H. Böhm, K. Banert, A. A. Auer, Molecules 2014, 19, 5301–5312.
 
Synthesis of Unexpected Bifunctionalized Thiazoles by Nucleophilic Attack on Allenyl Isothiocyanate,
B. Jawabrah Al-Hourani, F. Richter, K. Vrobel, K. Banert, M. Korb, T. Rüffer, B. Walfort, H. Lang, Eur. J. Org. Chem. 2014, 2899–2906.
 
 

2013

Science of Synthesis, Knowledge Updates 2013/4,
K. Banert, E. M. Carreira, I. Marek, H.-U. Reissig, P. G. Steel (Eds.), Thieme, Stuttgart, 2013, 504 pages.
 
Science of Synthesis, Knowledge Updates 2013/3,
K. Banert, A. P. Dobbs, D. G. Hall, M. North, M. Oestreich (Eds.), Thieme, Stuttgart, 2013, 516 pages.
 
Stable but chimeric antiaromatic 1H-azirines? A threefold reinvestigation,
K. Banert, S. Bochmann, M. Hagedorn, F. Richter, Tetrahedron Lett. 2013, 54, Tetrahedron Lett. 2013, 54, 6185–6188.
 
Science of Synthesis, Knowledge Updates 2013/2,
K. Banert, J. Drabowicz, M. Oestreich, B. J. Plietker, C. Ramsden, E. Schaumann, B. M. Stoltz, S. M. Weinreb (Eds.), Thieme, Stuttgart, 2013, 501 pages.
 
Azidoacetylene – interpretation of gas phase infrared spectra based on high-level vibrational configuration interaction calculations,
D. Oschetzki, X. Zeng, H. Beckers, K. Banert, G. Rauhut, Phys. Chem. Chem. Phys. 2013, 15, 6719–6725.
 
Formyl Azide: Properties and Solid-State Structure,
X. Zeng, E. Bernhardt, H. Beckers, K. Banert, M. Hagedorn, H. Liu, Angew. Chem. 2013, 125, 3587–3591; Angew. Chem. Int. Ed. 2013, 52, 3503–3506.
This article was highlighted as hot paper.
 
Hydrazoic Acid, Update Article,
 
Reactions of Unsaturated Azides, Part 32. Well Known or New? Synthesis and Structure Assignment of Binary C2N14 Compounds Reinvestigated,
 
Reactions of Unsaturated Azides, Part 31. Generation of highly strained 2,3-bridged 2H-azirines via cycloaddition reactions of 2-azidobuta-1,3-dienes and photolysis of the resulting cyclic vinyl azides,
K. Banert, A. Ihle, A. Kuhtz, E. Penk, B. Saha, E.-U. Würthwein, Tetrahedron 2013, 69, 2501–2508.
This article was highlighted on the cover of the journal.

 

2012

Synthesis of Stable 1H-Azirines Reinvestigated: A Structural Corrigendum.
K. Banert, M. Hagedorn, H. Peisker, Synlett 2012, 23, 2943-2946.

⇒ see also: Postprint 2014-10

Acremolin, a stable natural product with an antiaromatic 1H-azirine moiety? A structural reorientation,
K. Banert, Tetrahedron Lett. 2012, 53, 6443-6445.

⇒ see also: Postprint 2014-10

Reactions of Unsaturated Azides, Part 30. 1-Azido-1-alkynes: Synthesis and Spectroscopic Characterization of Azidoacetylene,
K. Banert, R. Arnold, M. Hagedorn, P. Thoss, A. A. Auer, Angew. Chem. 2012, 124, 7633–7636; Angew. Chem. Int. Ed. 2012, 51, 7515–7518.
This article was highlighted on the cover of the journal, in Nachrichten aus der Chemie, and in Chemie in unserer Zeit.                 

Reactions of Unsaturated Azides, Part 29. Experimental and Theoretical Studies on the Synthesis, Spectroscopic Data, and Reactions of Formyl Azide.
K. Banert, C. Berndt, M. Hagedorn, H. Liu. T. Anacker, J. Friedrich, G. Rauhut, Angew. Chem. 2012, 124, 4796–4800; Angew. Chem. Int. Ed. 2012, 51, 4718–4721.
This article was highlighted as hot paper.
 
Synthesis of triacetonamine N-alkyl derivatives reinvestigated.
K. Banert, K. Fink, M. Hagedorn, F. Richter, ARKIVOC 2012 (iii) 379–390.

 

2011

Reactions of Unsaturated Azides, Part 28. Experimental and Theoretical Characterization of the Aromatization, Epimerization, and Fragmentation Reactions of Bi-2H-azirin-2-yls Prepared from 1,4-Diazidobuta-1,3-dienes.
K. Banert, F. Köhler, A. Melzer, I. Scharf, G. Rheinwald, T. Rüffer, H. Lang, R. Herges, K. Heß, N. Ghavtadze, E.-U. Würthwein, Chem. Eur. J. 2011, 17, 10071–10080.

Reactions of Unsaturated Azides, Part 27. Synthesis of 1,4-Diazidobuta-1,3-dienes.
K. Banert, F. Köhler, A. Melzer, I. Scharf, R. Rheinwald, T. Rüffer, H. Lang, Synthesis 2011, 1561–1568.

Synthesis with Perfect Atom Economy: Generation of Diazo Ketones by 1,3-Dipolar Cycloaddition of Nitrous Oxide at Cyclic Alkynes under Mild Conditions.
K. Banert, O. Plefka, Angew. Chem. 2011, 123, 6295–6298; Angew. Chem. Int. Ed. 2011, 50, 6171–6174.

Reactions of Unsaturated Azides, Part 26. Viability of 4,5-Dihydro-1,2,3,4-oxatriazoles Reinvestigated.
S. Firdous, K. Banert, A. A. Auer, Chem. Eur. J. 2011, 17, 5539–5543.This paper was highlighted on the cover of the journal.

The Reaction of Cyclopropanols with Burgess Reagent. A Reinvestigation and Correction.
K. Banert, M. Ries, E. Schaumann, Phosphorus Sulfur Silicon Relat. Elem. 2011, 186, 205–212.

Reactions of Unsaturated Azides, Part 25. Highly Strained 2,3-Bridged 2H-Azirines at the Borderline of Closed-Shell Molecules.
K. Banert, B. Meier, E. Penk, B. Saha, E.-U. Würthwein, S. Grimme, T. Rüffer, D. Schaarschmidt, H. Lang, Chem. Eur. J. 2011, 17, 1128–1136.This paper was highlighted on the cover of the journal.

 

2010

A Facile Synthesis and Anti-Avian Influenza Virus (H5N1) Screening of Some Novel Pyrazolopyrimidine Nucleoside Analogs.
A. E. Rashad, A. H. Shamroukh, R. E. Abdel-Megeid, A. Moustafa, M. A. Ali, K. Banert, Nucleosides Nucleotides Nucleic Acids 2010, 29, 809–820.

Extremely Simple but Obviously Overseen: Generation of α-Azido Alcohols by Hydroazidation of Aldehydes.
K. Banert, C. Berndt, S. Firdous, M. Hagedorn, Y.-H. Joo, T. Rüffer, H. Lang, Angew. Chem. 2010, 122, 10404–10407.; Angew. Chem. Int. Ed. 2010, 49, 10206–10209.

Synthesis and screening of some novel fused thiophene and thienopyrimidine derivatives for anti-avian influenza virus (H5N1) activity.
A. E. Rashad, A. H. Shamroukh, R. E. Abdel-Megeid, A. M. Kandeil, M. A. Ali, K. Banert, Eur. J. Med. Chem. 2010, 45, 5251–5257.

Elusive ethynyl azides: trapping by 1,3-dipolar cycloaddition and decomposition to cyanocarbenes.
K. Banert, M. Hagedorn, J. Wutke, P. Ecorchard, D. Schaarschmidt, H. Lang, Chem. Commun. 2010, 46, 4058–4060.

Synthesis of azidochloromethane and azidobromomethane.
K. Banert, Y.-H. Joo, T. Rüffer, B. Walfort, H. Lang, Tetrahedron Lett. 2010, 51, 2880–2882. This paper was highlighted in Synfacts.

The Chemistry of Vinyl, Allenyl, and Ethynyl Azides.
K. Banert in Organic Azides – Syntheses and Applications, S. Bräse, K. Banert (Eds.), John Wiley & Sons Ltd., Chichester, 2010, S. 115–166.

Science of Synthesis, Volume 41: One Carbon Heteroatom Bond: Nitro, Nitroso, Azo, Azoxy, and Diazonium Compounds.
I. Shinkai, K. Banert (Hrsg.), Thieme, 2010, 530 Seiten.

Organic Azides – Syntheses and Applications.
S. Bräse, K. Banert (Hrsg.), John Wiley & Sons Ltd., Chichester, 2010, 538 Seiten.

 

2009

Experimental and Theoretical Studies on Some Energetic Functionalized Trimethylamine Derivatives.
T. M. Klapötke, B. Krumm, M. Scherr, F. X. Steemann, K. Banert, Y.-H. Joo, Chem. Eur. J. 2009, 15, 11341–11345.

Syntheses and 15N NMR Spectra of Iminodiaziridines – Ring-Expansions of 1-Aryl-3-iminodiaziridines to 1H- and 3aH-Benzimidazoles, 2H-Indazoles, and 5H-Dibenzo [d,f][1,3]diazepines.

H. Quast, K.-H. Ross, G. Philipp, M. Hagedorn, H. Hahn, K. Banert, Eur. J. Org. Chem. 2009, 3940–3952.

Synthesis and Crystal Structure of 10,20-Dimethyl-15-oxa-1,3,6,8,9,21-hexaazapentacyclo- [15.3.1.16,9.13,21.08,13]tricosa-11,18-diene-2,7,14,22,23-pentaone.
K. Banert, P. Schumann, T. Rüffer, H. Lang, Anal. Sci. 2009, 25, 9–10.

Synthesis of N-[1-(2-hydroxyethyl)-1H-tetrazol-5-yl]-N-methylhydrazine as polymeric precursor.
K. Banert, T. M. Klapötke, S. M. Sproll, Eur. J. Org. Chem. 2009, 275–281.

 

2008

Crystal Structure of 2,7-Bis(phenylsulfanyl)-2,7-dimethyloct-4-yne-3,6-dione.
K. Banert, I. Scharf, T. Rüffer, H. Lang, Anal. Sci. 2008, 24, x213–x214.

Rearrangements Reactions, Part 16. Regio- and Stereoselective Synthesis of Thiazole-Substituted Histamine and Adenine Derivatives by Nucleophilic Attack at Allenyl Isothiocyanate.
B. Jawabrah Al-Hourani, K. Banert, T. Rüffer, B. Walfort, H. Lang, Heterocycles 2008, 75, 2667–2679.

Rearrangement Reactions, Part 15. Synthesis of functionalized thiazoles via attack of heterocyclic nucleophiles on allenyl isothiocyanates.
B. Jawabrah Al-Hourani, K. Banert, N. Gomaa, K. Vrobel, Tetrahedron 2008, 64, 5590–5597.

Reactions of Unsaturated Azides, Part 23. Photolysis of open-chain 1,2-diazidoalkenes: generation of 2-azido-2H-azirines, formyl cyanide, and formyl isocyanide.
K. Banert, J. R. Fotsing, M. Hagedorn, H. P. Reisenauer, G. Maier, Tetrahedron 2008, 64, 5645–5648.

Reactions of Unsaturated Azides, Part 22. The Alkyne Azide Click Chemistry as a Synthetic Tool for the Generation of Cage-Like Triazole Compounds.
K. Banert, J. Wutke, T. Rüffer, H. Lang, Synthesis 2008, 2603–2609.

Diastereoselective Tandem Diels–Alder Macrocyclizations Starting from Sorbyl or Sorboyl Derivatives.
K. Banert, P. Schumann, Synlett 2008, 535–538.

Molecular Rearrangements: Part 1, Pericyclic Molecular Rearrangements.
K. Banert, H. Hahn, in Organic Reaction Mechanism, 2004 (A. C. Knipe, Ed.), Wiley Chichester, 2008, S. 451–491.

 

2007

Ab Initio Study of Molecular Properties and Decomposition Products of 1-Azidoalkynes - A Challenge for Experimentalists.
E. Prochnow, A. A. Auer, K. Banert, J. Phys. Chem. A 2007, 111, 9945–9951.

Hexadecyltributylphosphonium Azide - A Highly Potent Reagent for the Synthesis of Unusual Azides (Review).
K. Banert, Synthesis 2007, 3431–3446.

Synthesis, Configuration, and 15N NMR Spectra of Iminoaziridines. Synthons Equivalent to Three Component of the Ugi Reaction.
H. Quast, S. Aldenkortt, B. Freudenreich, P. Schäfer, M. Hagedorn, J. Lehmann, K. Banert, J. Org. Chem. 2007, 72, 1659–1666.

A spectroelectrochemical study of the electrosorption of 4-isopropylsulfanylmethyl-1,2,3-triazole on gold.
A. A. Jbarah, K. Banert, R. Holze, Vib. Spectrosc. 2007, 44, 142–153.

Die aufregende Chemie des Tetraazidomethans.
K. Banert, Y.-H. Joo, T. Rüffer, B. Walfort, H. Lang, Angew. Chem. 2007, 119, 1187–1190; Angew. Chem. Int. Ed. 2007, 46, 1168–1171. This paper was highlighted in Nature, Science, Chemical & Engineering News, Nachrichten aus der Chemie, and on the cover of Angewandte Chemie.

 

2006

Crystal Structure of 2,7-Dimethylocta-2,6-dien-4-yne-3,6-diylbis(trichloromethanesulfenate).
K. Banert, T. Rüffer, I. Scharf, P. Schumann, B. Walfort, H. Lang, Anal. Sci. 2006, 22, x285–x286.

Friedel-Crafts-type conjugate addition of indoles using fluorapatite doped zinc bromide as efficient solid catalyst.
R. Tahir, K. Banert, S. Sebti, Appl. Catal., A 2006, 315, 147–149.

Crystal Structure of 2-[1-(5-Methylthiazol-2-yl)-1H-pyrazol-3-yl]pyridine.
B. Jawabrah Al-Hourani, K. Banert, B. Walfort, H. Lang, Anal. Sci. 2006, 22, x275–x276.

Reactions of Unsaturated Azides, Part 21. New Way to Methylene-2H-azirines and Their Use as Powerful Intermediates for the Stereo- and Regioselective Synthesis of Compounds with Vinylamine Substructure.
J. R. Fotsing, K. Banert, Eur. J. Org. Chem. 2006, 3617–3625.

Reactions of Unsaturated Azides, Part 20. Experimental and Theoretical Characterization of the Valence Isomerization of Bi-2H-azirin-2-yls to Diazabenzenes.
K. Banert, S. Grimme, R. Herges, K. Heß, F. Köhler, C. Mück-Lichtenfeld, E.-U. Würthwein, Chem. Eur. J. 2006, 12, 7467–7481.

Reaktionen ungesättigter Azide, 19. Mitteilung. Synthese und Reaktionen hochgespannter 2,3-verbrückter 2H-Azirine.
K. Banert, B. Meier, Angew. Chem. 2006, 118, 4120–4123; Angew. Chem. Int. Ed. 2006, 45, 4015–4019.

Synthesis and Solid-State Structure of 5-Methyl-2-(4-nitroimidazol-1-yl)thiazole.
B. Jawabrah Al-Hourani, K. Banert, C. Maichle-Mössmer, A. Al-Labedi, A. Abu-Rayyan, Anal. Sci. 2006, 22, x107–x108.

Reactions of Unsaturated Azides; Part 17. An Efficient Strategy for the Synthesis of Small-Ring Heterocycles via Isomerization of 2-Halo-2H-azirines.
J. R. Fotsing, K. Banert, Synthesis 2006, 261–272.

Crystal Structure of Z-2-Amino-1-phenyl-3-phenylsulfonylprop-2-en-1-one.
J. R. Fotsing, K. Banert, B. Walfort, H. Lang, Anal. Sci. 2006, 22, x25–x26.

The electrosorption of 1,2,3-triazole on gold as studied with surface enhanced Raman spectroscopy.
A. A. Jbarah, A. Ihle, K. Banert, R. Holze, J. Raman Spectrosc. 2006, 37, 123–131.

Bi-3H-diazirin-3-yle als Vorstufen für hochgespannte Cycloalkine.
M. Al-Omari, K. Banert, M. Hagedorn, Angew. Chem. 2006, 118, 315–317; Angew. Chem. Int. Ed. 2006, 45, 309–311.

Natural and synthetic phosphates: New and clean heterogeneous catalysts for the synthesis of 5-arylhydantoins.
R. Tahir, K. Banert, S. Sebti, Appl. Catal., A 2006, 298, 261–264.

Alk-1-ynyldiazonium Salts, 1-Azidoalk-1-ynes, and 1-Nitroalk-1-ynes.
K. Banert, Science of Synthesis, Methods of Molecular Transformations, Bd. 24, Thieme, Stuttgart 2006, S. 1059–1072.

1,1-Bisazo-, 1,1-Diazido-, and 1,1-Dinitroalk-1-enes.
K. Banert, Science of Synthesis, Methods of Molecular Transformations, Bd. 24, Thieme, Stuttgart 2006, S. 747–765.

 

2005

Reactions of Unsaturated Azides, Part 18. First successful synthesis, isolation and characterization of open-chain 1,2-diazidoethenes.
J. R. Fotsing, M. Hagedorn, K. Banert, Tetrahedron 2005, 61, 8904–8909.

Rearrangement Reactions, Part 14. Synthesis of Functionalized Thiazoles via Attack of Heteroatom Nucleophiles on Allenyl Isothiocyanates.
K. Banert, S. Groth, B. Jawabrah Al-Hourani, K. Vrobel, Synthesis 2005, 2920–2926.

Zinc bromide supported on hydroxyapatite as a new and efficient solid catalyst for Michael addition of indoles to electron-deficient olefins.
R. Tahir, K. Banert, A. Solhy, S. Sebti, J. Mol. Catal. A: Chem. 2005, 246, 39–42.

Reactions of Unsaturated Azides, Part 16. First Propargyl Azides Bearing Strong Acceptor Substituents and Their Effective Conversion into Allenyl Azides: Influence of the Electronic Effects of Substituents on the Reactivity of Propargyl Azides.
J. R. Fotsing, K. Banert, Eur. J. Org. Chem. 2005, 3704–3714.

Exploring the Border between Concerted and Two-Step Pathways of 1,3-Dipolar Cycloadditions of Organic Azides to Cyclic Ketene N,X-Acetals - Synthesis and 15N-NMR Spectra of Zwitterions and Spirocyclic Cycloadducts.
H. Quast, M. Ach, J. Balthasar, T. Hergenröther, D. Regnat, J. Lehmann, K. Banert, Helv. Chim. Acta 2005, 88, 1589–1609.

 

2004

Acceptor-Substituted Allenes.
K. Banert, J. Lehmann, in Modern Allene Chemistry (Eds. N. Krause and A. S. K. Hashmi), Wiley-VCH, Weinheim 2004, S. 359–424.

 

2003

Reactions of Unsaturated Azides, Part 15. Synthesis and reactions of the first cyclopentadienyl isonitriles.
K. Banert, F. Köhler, B. Meier, Tetrahedron Lett. 2003, 44, 3781–3783.

Rearrangement Reactions, Part 13. Synthesis and Reactions of the First Allenyl Azo Compounds.
K. Banert, M. Hagedorn, J. Schlott, Chem. Lett. 2003, 32, 360–361.

 

2002

Reactions of Unsaturated Azides, Part 14. Synthesis of 1-Azaspiro[2.4]hepta-1,4,6-trienes and Azaspiroconjugation Studied by Photoelectron Spectroscopy.
K. Banert, F. Köhler, K. Kowski, B. Meier, B. Müller, P. Rademacher, Chem. Eur. J. 2002, 8, 5089–5093.

Rearrangement Reactions, Part 12. Synthesis and Reactions of Isothiocyanate Substituted Allenes.
K. Banert, S. Groth, H. Hückstädt, J. Lehmann, J. Schlott, K. Vrobel, Synthesis 2002, 1423–1433.

15N NMR spectra, tautomerism and diastereomerism of 4,5-dihydro-1H-1,2,3-triazoles.
K. Banert , J. Lehmann , H. Quast , G. Meichsner , D. Regnat, B. Seiferling, J. Chem. Soc., Perkin Trans. 2 2002, 126–134.

2001

Rearrangement Reactions, Part 11. The first direct observation of an allylic [3,3] sigmatropic cyanate-isocyanate rearrangement.
K. Banert, A. Melzer, Tetrahedron Lett. 2001, 42, 6133–6135.

Reaktionen ungesättigter Azide, 13. Mitteilung. Synthese von 1,4-Diazidobuta-1,3-dienen durch elektrocyclische Ringöffnung: Vorstufen für Bi-2H-azirin-2-yle und deren Valenzisomerisierung zu Diazabenzolen.
K. Banert, F. Köhler, Angew. Chem. 2001, 113, 173–176; Angew. Chem. Int. Ed. 2001, 40, 174–177.

Rearrangement Reactions, Part 9. Synthesis of New Vinyl Thiocyanates by [3,3] Sigmatropic Rearrangement of Isothiocyanates.
K. Banert, M. Hagedorn, A. Müller, Eur. J. Org. Chem. 2001, 1089–1103.

 

2000

Reactions of Unsaturated Azides, Part 12. Azido-1,2,3-triphenylpropenes of Varying Stabilities: A Corrigendum of Structure Assignment.
K. Banert, M. Hagedorn, C. Liedtke, A. Melzer, C. Schöffler, Eur. J. Org. Chem. 2000, 257–267.

Rearrangement Reactions, Part 10. Stereospecific Synthesis of 1,2-Difunctionalized Buta-1,3-Dienes via Tandem [3,3]-[3,3] Sigmatropic Rearrangements.
K. Banert, J. Schlott, Tetrahedron 2000, 56, 5413–5419.

Synthesis of Five-Membered Heterocycles from Novel Functionalized Allenes (Review).
K. Banert, Targets in Heterocyclic Systems - Chemistry and Properties 2000, 3, 1–32.

 

1999

Rearrangement Reactions, Part 8. Synthesis of New 1,3-Butadienes with Sulfur-Containing Functional Groups by Sigmatropic Rearrangements.
K. Banert, W. Fendel, A. Müller, B. Müller, J. Schlott, Phosphorus Sulfur Silicon Relat. Elem. 1999, 153-154, 325–326.

 

1998

Umlagerungsreaktionen, 7. Mitteilung. Synthese 1,2-difunktionalisierter 1,3-Butadiene durch Sequenzen sigmatroper Umlagerungen.
K. Banert, W. Fendel, J. Schlott, Angew. Chem. 1998, 110, 3488-3491; Angew. Chem. Int. Ed. 1998, 37, 3289–3292.

 

1997

Rearrangement Reactions, Part 6. New Functionalized Allenes: Synthesis Using Sigmatropic Rearrangements and Unusual Reactivity (Review).
K. Banert, Liebigs Ann. / Recueil 1997, 2005–2018.

 

1995

Umlagerungsreaktionen, 5. Mitteilung. Synthese und Reaktionen von Vinylisoselenocyanaten.
K. Banert, C. Toth, Angew. Chem. 1995, 107, 1776–1778; Angew. Chem. Int. Ed. Engl. 1995, 34, 1627–1629.

 

1994

Rearrangement Reactions, Part 4. Synthesis and Reactions of New Vinyl Isothiocyanates.
K. Banert, S. Groth, H. Hückstädt, K. Vrobel, Phosphorus Sulfur Silicon Relat. Elem. 1994, 95–96, 323–324.

Synthesis, Structure and Reactivity of Cyclopenta-annullated 1,2,3,4-Tetrazines.
P. J. Mackert, K. Hafner, N. Nimmerfroh, K. Banert, Chem. Ber. 1994, 127, 1479–1488.

Reactions of Unsaturated Azides, Part 11. Direct Observation of 2-Methylene-2H-azirine.
K. Banert, M. Hagedorn, E. Knözinger, A. Becker, E.-U. Würthwein, J. Am. Chem. Soc. 1994, 116, 60–62.

 

1993

Vinylazide, 1,1-Diazido-1-alkene, 1,2-Diazido-1-alkene, 1-Azido-allene, 1-Isocyanato-allene.
K. Banert, Methoden der Organischen Chemie (Houben-Weyl) 4. Aufl., Bd. E 15, En-X, In-X-Verbindungen, 1993, S. 818–875, 1344–1347, 2348–2349, 3103–3107.

Zur Tautomerie von 5,5-Diphenyldihydro-4H-1,2,3-triazol-4-on und 5-Amino-4,4-diphenyl-4H-1,2,3-triazolen.
H. Quast, T. Hergenröther, K. Banert, E.-M. Peters, K. Peters, H. G. von Schnering, Chem. Ber. 1993, 126, 103–108.

Umlagerungen organischer Azide. Reaktionsmechanismen und Anwendungen in der Synthese.
K. Banert, Schäuble Verlag, Rheinfelden, 1993.

1992

Rearrangement Reactions, Part 3. Syntheses and Diels-Alder reactions of 2-alkylazo-substituted 1,3-butadienes.
K. Banert, M. Hagedorn, Tetrahedron Lett. 1992, 33, 7331–7334.

Umlagerungsreaktionen, 2. Mitteilung. Synthese von Isocyanat-substituierten Allenen und 1,3-Butadienen über [3,3]-sigmatrope Umlagerungen.
K. Banert, S. Groth, Angew. Chem. 1992, 104, 865–867; Angew. Chem. Int. Ed. Engl. 1992, 31, 866–868.

Multiphoton and Electron Impact Ionization of Azirines. Part II: 2,3-Diphenyl-1-azirine at 248 nm and 193 nm.
J. Opitz, D. Bruch, K. Banert, G. von Bünau, Org. Mass Spectrom. 1992, 27, 1105–1113.

Multiphoton and electron impact ionization of azirines: 3-methyl-2-phenyl-1-azirine at λ = 248 nm and 193 nm.
J. Opitz, D. Bruch, K. Banert, Int. J. Mass Spectrom. Ion Processes 1992, 115, 53–63.

Umlagerungsreaktionen, 1. Mitteilung. Synthese und Reaktionen von Isothiocyanat-substituierten Allenen und 1,3-Butadienen.
K. Banert, H. Hückstädt, K. Vrobel, Angew. Chem. 1992, 104, 72–74; Angew. Chem. Int Ed. Engl. 1992, 31, 90–92.

 

1991

5-Imino-1,4,5,6-tetrahydro-1,2,3,4-tetrazine aus 5-Alkyliden-4,5-dihydro-1H-tetrazolen und elektrophilen Aziden.
H. Quast, D. Regnat, J. Balthasar, K. Banert, E.-M. Peters, K. Peters, H. G. von Schnering, Liebigs Ann. Chem. 1991, 409–416.

 

1990

Stabile Azirinimine? Eine Strukturberichtigung.
K. Banert, E. Reißaus, H.-J. Deiseroth, C. P. Kluge, E.-M. Peters, Angew. Chem. 1990, 102, 1166–1168; Angew. Chem. Int. Ed. Engl. 1990, 29, 1164–1166.

Ein 1,5-Diazabicyclo[3.3.0]octa-2,7-dien aus Acetylendicarbonsäure-dimethylester und einem 3,5-Dihydro-4H-1,2,3-triazol-4-on.
H. Quast, G. Meichsner, D. Regnat, K. Banert, E.-M. Peters, K. Peters, H. G. von Schnering, Liebigs Ann. Chem. 1990, 465–467.

Reaktionen ungesättigter Azide, 10. Mitteilung. 2-Methylen-2H-azirine durch Photolyse von 1-Azidoallenen.
K. Banert, M. Hagedorn, Angew. Chem. 1990, 102, 90–92; Angew. Chem. Int. Ed. Engl. 1990, 29, 103–105.

 

1989

Reaktionen ungesättigter Azide, 9. Mitteilung. Erste Isolierung von Allenylaziden.
K. Banert, M. Hagedorn, Angew. Chem. 1989, 101, 1710–1711; Angew. Chem. Int. Ed. Engl. 1989, 28, 1675–1676.

Reaktionen ungesättigter Azide, 8. Mitteilung. Azidobutatrien und Azidobutenine.
K. Banert, Chem. Ber. 1989, 122, 1175–1178.

Reaktionen ungesättigter Azide, 7. Mitteilung. Basenkatalysierte Bildung von Allenylaziden aus Propargylaziden: Neue Synthesen für 1,2,3-Triazole.
K. Banert, Chem. Ber. 1989, 122, 1963–1967.

Reactions of Unsaturated Azides, Part 6. Synthesis of 1,2,3-Triazoles from Propargyl Azides by Rearrangement of the Azido Group. - Indication of Short-Lived Allenyl Azides and Triazafulvenes.
K. Banert, Chem. Ber. 1989, 122, 911–918.

Reaktionen ungesättigter Azide, 5. Mitteilung. Cycloadditions-Reaktionen der 2,3-Diazido-1,3-butadiene.
K. Banert, Chem. Ber. 1989, 122, 123–128.

 

1987

Reaktionen ungesättigter Azide, 4. Mitteilung. [4 + 2]-Cycloadditionen von 2,3-Diazido-1,3-butadienen: Ein neuer Zugang zu vicinalen Vinyldiaziden und 1,4-Dicyanverbindungen.
K. Banert, Angew. Chem. 1987, 99, 932–934; Angew. Chem. Int. Ed. Engl. 1987, 26, 879–885.

Reaktionen ungesättigter Azide, 3. Mitteilung. Synthese, Strukturzuordnung, Photolyse und Thermolyse von 2,3-Diazido-1,3-butadienen.
K. Banert, Chem. Ber. 1987, 120, 1891–1896.

 

1986

Nucleophile Substitution bei 4,4-Dimethyl-2-adamantyl-Substraten: Rückseitenangriff bei 2-Adamantan-Derivaten.
K. Banert, A. Kurnianto, Chem. Ber. 1986, 119, 3826–3841.

Solvent effects in deamination reactions.
K. Banert, M. Bunse, T. Engbert, K.-R. Gassen, A. W. Kurnianto, W. Kirmse, Recl. Trav. Chim. Pays-Bas 1986, 105, 272–278.

 

1985

Reactions of Unsaturated Azides, Part 2. Synthesis of new bi-2H-azirin-3-yl compounds from diazides.
K. Banert, Tetrahedron Lett. 1985, 26, 5261–5264.

Reaktionen von Cyclopropylsulfonaten mit Nucleophilen: SN2-Reaktionen an Cyclopropanen unter Inversion.
K. Banert, Chem. Ber. 1985, 118, 1564–1574.

Reaktionen ungesättigter Alkylazide, 1. Mitteilung. Synthese und Reaktionen von 4-Azido-3-methyl-1,2-butadien.
K. Banert, Angew. Chem. 1985, 97, 231–232; Angew. Chem. Int. Ed. Engl. 1985, 24, 216–217.

 

1983

Desaminierungsreaktionen, 39. Zerfall von 1-Methylnorbornan-2-diazoniumionen.
K. Banert, W. Kirmse, H.-J. Wroblowsky, Chem. Ber. 1983, 116, 3591–3610.

Norpinyl-Norbornyl-Umlagerungen: 2-Methyl- und 2,exo-6-Dimethylbicyclo[3.1.1]heptan-Derivate.
K. Banert, W. Kirmse, H.-J. Wroblowsky, Chem. Ber. 1983, 116, 2472–2485.

 

1982

Beiträge zu kationischen Norbornyl-Norpinyl-Umlagerungen.
K. Banert, Dissertation, Ruhr-Universität Bochum, 1982.

SN2 Displacements at 2-Norbornyl Brosylates.
K. Banert, W. Kirmse, J. Am. Chem. Soc. 1982, 104, 3766–3767.