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Leiv Kristen Sydnes

  • E-mailLeiv.Sydnes@uib.no
  • Phone+47 55 58 34 50
  • Visitor Address
    Allégaten 41
    Realfagbygget
    5007 Bergen
  • Postal Address
    Postboks 7803
    5020 Bergen
Academic article
  • Show author(s) (2013). Synthesis and docking of novel piperidine renin inhibitors. Monatshefte für Chemie. 479-494.
  • Show author(s) (2013). Selective transformations of a diprotected 2-oxobutanedia. Helvetica Chimica Acta. 1841-1850.
  • Show author(s) (2013). Rules for abbreviation of protecting groups (IUPAC Technical Report). Pure and Applied Chemistry. 307-313.
  • Show author(s) (2013). Regiospecific synthesis of tetra-substituted furans. Synthetic Communications. 2898-2905.
  • Show author(s) (2013). Reactions of epoxides with 3,3,4,4-tetraethoxybut-1-yne acetylide: selective formation of propargylic and homopropargylic alcohols. Synthesis (Stuttgart). 2567-2570.
  • Show author(s) (2013). Impact of scientific developments on the Chemical Weapons Convention (IUPAC Technical Report). Pure and Applied Chemistry. 851-881.
  • Show author(s) (2011). Synthesis of trans-4-Triazolyl-Substituted 3-Hydroxypiperidines. Synthesis (Stuttgart). 749-754.
  • Show author(s) (2009). Thermal ring opening of 1,1-dibromo and 1-bromo-2-chloromethylcyclopropanes: observation of a formal debromochlorination. Monatshefte für Chemie. 479-483.
  • Show author(s) (2009). Preparation of 2-Ethoxy-3-hydroxy-4-(perfluoroalkyl)tetrahydropyran Derivatives from Substituted 4- Ethoxybut-3-en-1-ols. European Journal of Organic Chemistry. 5816-5831.
  • Show author(s) (2009). New regiospecific synthesis of tri- and tetra-substituted furans. Journal of Organic Chemistry. 3430-3443.
  • Show author(s) (2009). Cyclobutanes and Cyclobutenes from Photochemical Cleavage of Some Bicyclo[3.2.0]heptan-2-ones. Australian journal of chemistry (Print). 101-107.
  • Show author(s) (2008). Stereospecific synthesis of allylic and homoallylic alcohols from functionalized propargylic alcohols. ARKIVOC. 242-268.
  • Show author(s) (2008). Impact of scientific developments on the chemical weapons convention (IUPAC technical report). Pure and Applied Chemistry. 175-200.
  • Show author(s) (2007). Synthesis and some chemical properties of 3,3,4,4-tetraethoxybut-1-yne. Tetrahedron. 4144-4148.
  • Show author(s) (2007). Recent advances in the synthesis of carbohydrate analogs. Pure and Applied Chemistry. 2137-2142.
  • Show author(s) (2007). Conversion of azobenzenes into N,N'-diarylhydrazines by sodium dithionite. Synlett : Accounts and Rapid Communications in Synthetic Organic Chemistry. 1695-1698.
  • Show author(s) (2006). Synthesis and trapping of some substituted 1-bromocyclopropenes. Monatshefte für Chemie. 483-500.
  • Show author(s) (2003). Allenes fro Cyclopropanes and Their Use in Organic Synthesis - Recent Developments. Chemical Reviews. 1133-1150.
  • Show author(s) (2002). The Structures of DPDP, CdDPDP and ZnDPDP as Studied by X-ray Diffraction and NMR. Journal of Molecular Structure. 281-297.
  • Show author(s) (2002). Aldehyde Acylals - Valuable Compounds in Synthesis When Treated Properly. PINSA. 141-174.
  • Show author(s) (1999). Photochemical Reduction of gem-Dihalocyclopropanes.III.Debromination of Some Compounds Containing Two 1,1-Dibromocyclopropane Moieties. Acta Chemica Scandinavica. 417-424.
  • Show author(s) (1998). The Chemistry of acylals. Part II. Formation of Nitriles by Treatment of Acylals with Trimethylsilyl Azide in The Presence of a Lewis Acid. Tetrahedron Letters. 6361-6364.
  • Show author(s) (1998). Regiospecific Ring Opening of some Methyl- and Phenylsubstituted 1,1,2-Trihalocyclopropanes to Acetylenic Acetals or Ketals by Variation of the Reaction conditions. Acta Chemica Scandinavica. 1029-1033.
  • Show author(s) (1997). The chemistry of acylals. 1. The reactivity of acylals towards Grignard and organolithium reagents. Tetrahedron. 12679-12690.
  • Show author(s) (1997). Polymorphism of gadolinium diethylenetriaminepentaacetic acid bis (methylamide) (GdDTPA-BMA) and dysprosium diethylenetriaminepentaacetic acid bis (methylamide) (DyDTPA-BMA). Acta Chemica Scandinavica. 918-926.
  • Show author(s) (1997). Photochemical reduction of gem-dihalocyclopropanes. 2. Proof of formation of a cyclopropyl radical during irridation of 1,1-dibromo-2-phenylcyclopropanes. Acta Chemica Scandinavica. 889-891.
  • Show author(s) (1997). A new and simple synthezis of cyclonon-2-ynone. Acta Chemica Scandinavica. 1132-1133.
  • Show author(s) (1996). Preparation and subsequent reactions of halo- and alkoxyhalocyclopropanes. Advances in strain in organic chemistry. 85-119.
  • Show author(s) (1996). Formation of acetylenic acetals by ring opening of 1,1,2-trihalocyclopropanes under phase-transfer conditions. Acta Chemica Scandinavica. 446-453.
  • Show author(s) (1994). Oil Analysis with Respect to Various 2- and 3-Alkylated cis-Bicyclo@<3.3.0@>octanes. Org Geochem. 453-464.
  • Show author(s) (1985). Characterization of nitrobenzanthracenes and nitrodibenzanthracenes. Acta Chemica Scandinavica. 837-847.
  • Show author(s) (1985). Absolute Configuration of 3-Hydroxyadipic Acid in Human Urine. Journal of Chromatography& Biomedical Applications. 9-19.
  • Show author(s) (1984). Synthesis of D-Ala-D-Ala Analogues with Postulated Antibacterial Activity. Acta Chemica Scandinavica. 647-655.
  • Show author(s) (1984). Synthesis of Ac-Asp-Gly-Ser and Ac-Asp-Pro-Leu-Gly-NH2. International journal of peptide and protein research. 642-649.
  • Show author(s) (1984). Separation and characterization of mononitro derivatives of benzo(a)pyrene, benzo(e)pyrene and benzo(ghi)perylene. Acta Chemica Scandinavica. 309-314.
  • Show author(s) (1984). Preparation and characterization of dinitroperylenes. Acta Chemica Scandinavica. 701-706.
  • Show author(s) (1984). Mass Spectrometric Studies of some Synaptosomal and Synthetic Peptides. International Journal of Neuroscience. 123-130.
  • Show author(s) (1984). Dicarboxylic Acid Metabolism in Man Studied by Combined Gas Chromatography-Mass Spectrometry. Spectroscopy (Ottawa). 380.
  • Show author(s) (1983). Separation and characterization of mononitro derivatives of phenanthrene, pyrene, chrysene, fluoranthene and triphenylene. Acta Chemica Scandinavica. 833-844.
Academic lecture
  • Show author(s) (2017). Photochemical transformation of pharmaceuticals and personal care products (PPCPs) in the marine environment: Simulation experiments and identification .
  • Show author(s) (2016). Waste and Chemistry .
  • Show author(s) (2016). Halogenated Cyclopropanes: Preparation and Properties.
  • Show author(s) (2016). 3,3,4,4-Tetraethoxybutyne - Exciting to Make and Work with.
  • Show author(s) (2016). 3,3,4,4-Tetraethoxybutyne - Exciting to Develop and Work with.
  • Show author(s) (2016). 1,1,2,2-Tetraethoxybutyne – Exciting to Make and Use.
  • Show author(s) (2015). The Environment in an Organic-chemistry Context.
  • Show author(s) (2015). Synthesis of Various Heterocycles from Conjugated Alkynones.
  • Show author(s) (2014). Some New Heterocycles from Conjugated Acetylenic Ketones.
  • Show author(s) (2014). Photochemical Reactions of Significance in the Environment.
  • Show author(s) (2014). Our Environment from an Organic Chemist’s Point of View.
  • Show author(s) (2014). Investigation of a synthetic route towards Rumphellatin A.
  • Show author(s) (2014). Heterocycles of Medicinal Interest from Conjugated Alkynones.
  • Show author(s) (2014). Heterocycles from Conjugated Acetylenic Ketones.
  • Show author(s) (2014). Chemistry in the Service of Mankind.
  • Show author(s) (2013). Syntheses of Heterocycles from Some Conjugated Acetylenic Ketones.
  • Show author(s) (2013). Syntheses of Heterocycles from Conjugated Acetylenic Ketones.
  • Show author(s) (2013). Responsible Public Communication of Science.
  • Show author(s) (2013). Responsible Communication of Science.
  • Show author(s) (2013). Organic Chemistry – A Key to Manage Our Environment.
  • Show author(s) (2013). Integrity Meets Societal Responsibility: Practical Applications of the Singapore Statement's Responsibility 14.
  • Show author(s) (2013). Halogenated Cyclopropanes – Compounds with Multiple Raectivity.
  • Show author(s) (2013). Ethical Aspects in Chemical Education.
  • Show author(s) (2013). Awareness – A Bridge from Chemical Risk to Chemical Safety.
  • Show author(s) (2013). 1,1-Diethoxybut-3-yn-2-one: An Attractive Starting Material in Synthesis.
  • Show author(s) (2013). 1,1-Diethoxybut-3-yn-2-one: A Versatile Starting Material in Synthesis.
  • Show author(s) (2013). 1,1-Diethoxybut-3-yn-2-one – A Useful Starting Material in Synthesis.
  • Show author(s) (2012). The Synthesis of Heterocyclic Compounds from Conjugated Acetylenic Ketones.
  • Show author(s) (2012). Chemical Properties of Some Conjugated Acetylenic Ketones.
  • Show author(s) (2011). Application of 3,3,4,4-Tetraethoxybutyne in Synthesis.
  • Show author(s) (2010). [3+2] Cycloaddition of benzyl azide to two highly functionalized alkynes.
  • Show author(s) (2010). Synthesis and Reactivity of Some Unsaturated Glycosides.
  • Show author(s) (2010). Sustainable Use of Nature.
  • Show author(s) (2010). Nucleophilic Addition to Some Conjugated Acetylenic Ketones.
  • Show author(s) (2010). Michael-type Addition of Various Nucleophiles to 1,1-Diethoxybut-3-yn-2-one.
  • Show author(s) (2010). Michael addition to some conjugated acetylenic ketones.
  • Show author(s) (2010). Green Chemistry – A Benefit for the Environment?”.
  • Show author(s) (2010). From trihalocyclopropanes to modified carbohydrates.
  • Show author(s) (2010). Chemistry based on protected 2-oxo-3-butynal.
  • Show author(s) (2010). Addition reactions involving conjugated acetylenic ketones.
  • Show author(s) (2009). [2+2] Photocycloaddition – A Valuable Synthetic Tool.
  • Show author(s) (2009). Photochemical Reductions and Rearrangements.
  • Show author(s) (2009). Oxygen heterocycles from protected 2-oxo-3-butynal.
  • Show author(s) (2009). Fundamental Organic Photochemistry.
  • Show author(s) (2009). From protected 2-oxo-3-butynal to oxygen heterocycles.
  • Show author(s) (2009). From Halocyclopropanes to Modified Carbohydrates.
  • Show author(s) (2009). Conversion of Halocyclopropanes to Modified Carbohydrates.
  • Show author(s) (2009). Chemistry and Our Environment.
  • Show author(s) (2008). The Environment from an Organic Chemist's Point of View.
  • Show author(s) (2008). TEB - Preparation and Chemical Potential.
  • Show author(s) (2008). Preparation of and Chemistry Based on TEB.
  • Show author(s) (2008). Preparation of and Chemistry Based on TEB.
  • Show author(s) (2008). Preparation of TEB and Some of Its Chemical Properties.
  • Show author(s) (2008). Preparation of TEB and Chemistry Based on TEB.
  • Show author(s) (2008). Organic Synthesis - for Synthetic and Analytical Purposes.
  • Show author(s) (2008). Organic Chemistry and Our Environment.
  • Show author(s) (2008). Organic Chemistry and Our Environment.
  • Show author(s) (2008). From Cyclopropanes to Modified Carbohydrates.
  • Show author(s) (2008). Chemistry Based on TEB.
  • Show author(s) (2008). Chemistry Based on 3,3,4,4-Tetraethoxybutyne.
  • Show author(s) (2008). A Survey of Useful Photochemical Reactions.
  • Show author(s) (2007). TEB – An Excellent Starting Material for the Synthesis of Carbohydrate Mimics.
  • Show author(s) (2007). Halogenated Cyclopropanes - Conpounds with Chemical Flexibility.
  • Show author(s) (2007). Halocyclopropanes - Compounds with Multiple Reactivity.
  • Show author(s) (2007). Cyclopropanes as Synthetic Synthons.
  • Show author(s) (2007). Cyclopropanes as Chemical Chamelones.
  • Show author(s) (2007). Cyclopropanes - Compounds with a Tremendous Chemical Potential.
  • Show author(s) (2007). 3,3,4,4-Tetraethoxybutyne - An Excellent Starting Material for the Synthesis of a Range of Functionalized Compounds.
  • Show author(s) (2007). 3,3,4,4-Tetraethoxybutyne - A Valuable Starting Material in Synthesis.
  • Show author(s) (2006). Recent Advances in the Synthesis of Carbohydrates.
  • Show author(s) (2006). REcent Advances in the Synthesis of Carbohydrate Analogues.
  • Show author(s) (2006). Herbal Medicines in a Global Perspective.
  • Show author(s) (2006). From Halogenated Cyclopropanes to Carbohydrate Analogues.
  • Show author(s) (2006). Aryl Groups as Reactive Moieties and Reactivity Modifiers.
  • Show author(s) (2006). A New Approach to the Synthesis of Carbohydrtae Analogues.
  • Show author(s) (2006). A Flexible Approach to the Synthesis of Carbohydrate Analogues.
  • Show author(s) (2003). Tilbake til naturen! resept for fornying av real- og naturfag-undervisninga.
  • Show author(s) (2003). The Future Governance of IUPAC.
  • Show author(s) (2003). Syntese av DOPA-metabolitter ved hjelp av Diels-Alder-reaksjoner.
  • Show author(s) (2003). Studiereformens staturs og praktisering på fakultetene.
  • Show author(s) (2003). Realfaga og utfordringane vil står overfor i skolen.
  • Show author(s) (2003). Opening Address.
  • Show author(s) (2003). Oksimer - fotokjemisk reaktivitet og syntetisk potensial.
  • Show author(s) (2003). Kvalitetssikring av evaluering.
  • Show author(s) (2003). Kvalitetsreformen. Innlegg og debatt.
  • Show author(s) (2003). Kvalitetsreformen - erfaringer etter første semester.
  • Show author(s) (2003). Kjemisk industri og kjemisk krigføring - en spent relasjon.
  • Show author(s) (2003). Impact of Scientific Developments on the Chemical Weapons Convention.
  • Show author(s) (2003). IUPAC - Vice President´s Critical Assessment 2003.
  • Show author(s) (2003). IUPAC - The organisation for International Cooperation in Chemistry.
  • Show author(s) (2003). GATS og utdanning. Innlegg og debatt.
  • Show author(s) (2003). From Halogenated Cyclopropanes to Deoxygenated Carbohydrates.
  • Show author(s) (2003). From Cyclopropanes to Carbohydrate Mimics.
  • Show author(s) (2003). Chemistry´s Contribution to Humanity.
  • Show author(s) (2003). Changes in Chemical Education of IUPAC.
  • Show author(s) (2003). Challengees to International Cooperationm in The Chemical Sciences.
  • Show author(s) (2003). CeCl_37H_2O-Lewis-syre for miljøvennlige synteser.
  • Show author(s) (2003). Biodiversity of the Chemical Sciences.
  • Show author(s) (2003). Arbeid med kvalitetssikring av UiB - konsekvenser for fakultetens.
  • Show author(s) (2003). A New Element and More.
  • Show author(s) (2002). VISTAs fortid, nåtid og framtid.
  • Show author(s) (2002). Utvikling av grønne reaksjoner for syntetiske formål.
  • Show author(s) (2002). The Global Future of Chemistry and IUPAC.
  • Show author(s) (2002). Science and Society.
  • Show author(s) (2002). Realfag for alle.
  • Show author(s) (2002). Nettet - eit medium for samarbeid.
  • Show author(s) (2002). Miljøkrav som drivkraft i valg av industriell syntesestrategi.
  • Show author(s) (2002). Kvalitetssikring ved UiB - status i arbeidet.
  • Show author(s) (2002). Kva vil vi med fagreferenten?
  • Show author(s) (2002). KOSK-programmet, status og framtid.
  • Show author(s) (2002). From Cyclopropanes to Carbohydrate Mimics.
  • Show author(s) (2002). Eit universitet i endring - nye utfordringar i høve til eit arbeidsliv i endring.
  • Show author(s) (2001). VISTA fleksibel aktør i norsk forskning.
  • Show author(s) (2001). Utdanningsreformen fra lovbestemmelse til praksis.
  • Show author(s) (2001). Utdanningskvalitet ved UiB.
  • Show author(s) (2001). Universitetet og den inkluderende skolen.
  • Show author(s) (2001). Universitetet i vitensenterperspektiv.
  • Show author(s) (2001). Teaching and Public Appreciation of Chemistry.
  • Show author(s) (2001). Science Education in Context.
  • Show author(s) (2001). Praktisk arbeid i naturfag på barnetrinnet.
  • Show author(s) (2001). Oksygen livsnødvendig, men også livsfarlig.
  • Show author(s) (2001). Introduksjon av forelesningen EU Contest Lecture Opening Address.
  • Show author(s) (2001). IKT i undervisningen.
  • Show author(s) (2001). Hvem, Hva, Hvor.
  • Show author(s) (2001). From Cyclopropanes to Deoxygenated Carbohydrates.
  • Show author(s) (2001). Framstilling av 2-deoksygenererte karbohydrater.
  • Show author(s) (2001). Fra Stortingsmeldinig 27 til ny universitetshverdag.
  • Show author(s) (2001). Det sentrale utdanningsutvalg og IKT i undervisningen.
  • Show author(s) (2001). Avfallsforbrenning i Rådalen kjemiske aspekter.
  • Show author(s) (2000). Undervist i modulkurset "Kjemi IV: Kjemi i dagligliv og yrkesliv Totalt 50 timer.
  • Show author(s) (2000). The EurChem Title and the Future.
  • Show author(s) (2000). Regioselective Conversion of 1,1,2-Trihalocyclopropanes to alkynes.
  • Show author(s) (2000). Regioselective Conversion of 1,1,2-Trihalocyclopropanes to Alkynes.
  • Show author(s) (2000). Katalyserte, organometalliske reaksjoner i vann.
  • Show author(s) (2000). Framtidens miljømessige utfordringer.
  • Show author(s) (2000). Er grønn kjemi virkelig grønn.
  • Show author(s) (2000). Den praktiske utdanningens plass i kjemistudiet.
  • Show author(s) (2000). Chemistry Curriculum Development - A Global and European Perspective.
  • Show author(s) (2000). Base-induced Ring Opening of 1,1,2-Trihalocyclopropanes, A Reaction Involving Nucleophilic Attack of gem.Dihalocyclopropenes.
  • Show author(s) (1999). Tinnkjemi - muligheter og problemer i industrien.
  • Show author(s) (1999). Organiske reaksjoner under superkritiske forhold.
  • Show author(s) (1999). Conversion of 1,1,2-Trihalocyclopropanes to Acetylenic Acetals.
  • Show author(s) (1998). Unsaturated Acetals from 1,1,2-Trihalocyclopropanes.
  • Show author(s) (1998). The Development of Communication and InformationFlow among Chemical societies and Individual Members.
  • Show author(s) (1998). Strategies for preparation of phenothiazine derivatives.
  • Show author(s) (1998). Selective Reactions with Halogenated Cyclopropanes.
  • Show author(s) (1998). Selective Reactions with Halogenated Cyclopropanes.
  • Show author(s) (1998). Selective Reactions with Halogenated Cyclopropanes.
  • Show author(s) (1998). Halocyclopropanes - Useful Entities in Synthesis.
  • Show author(s) (1998). Exploring Cyclopropane Reactivity - Like Climbing Mountain Ranges.
  • Show author(s) (1998). Conversion of 1,1,2-Trihalocyclopropanes to Acetylenic Acetals.
  • Show author(s) (1997). Ring opening of 1,1,2-trihalocyclopropanes - mechanisms and applications (poster).
  • Show author(s) (1997). Professor Skattebøl's scientific achievements. @<Åpning av symposiet@>.
  • Show author(s) (1997). Konformasjonsstudier av alkyl 3-hydroksyalkonater (poster).
Academic anthology/Conference proceedings
  • Show author(s) (2006). SYNTHESIS OF 2-CHLOROACROLEIN DIETHYL ACETAL (2-Chloroprop-2-enal, diethyl acetal) in ORGANIC SYNTHESES. John Wiley & Sons.
Abstract
  • Show author(s) (2012). Synthesis and docking of 4-triazolyl substituted piperidine derivatives as novel renin inhibitors. Journal of Peptide Science. S125-S125.
  • Show author(s) (2005). Chemistry: From a dubious science to a respected necessity in a decade? Abstract of Papers of the American Chemical Society.
Academic literature review
  • Show author(s) (2020). The Stockholm Convention: A living instrument for the global regulation of persistent organic pollutants (POPs). Kjemi. 10-18.
  • Show author(s) (2019). The Stockholm Convention - A Tool for the Global Regulation of Persistent Organic Pollutants. Chemistry International. 4-10.
  • Show author(s) (2019). Conjugated ynones in organic synthesis. Chemical Reviews. 1-135.
  • Show author(s) (2018). How to curb production of chemical weapons. Nature. 293-295.

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