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Sicherheit im Labor!

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Mario Waser

Assoc. Univ.-Prof. Dr. Mario Waser

Assoc. Univ.-Prof. Dr. Mario Waser (Back to Team Overview)
Associate Professor

Office: T 306, Lab: T 326
Phone: +43 732 2468 8748
Fax: +43 732 2468 8747

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51. "Chiral Phase-Transfer Catalysis in the Asymmetric a-Heterofunctionalization of Prochiral Nucleophiles"
Johannes Schörgenhumer, Maximilian Tiffner, and Mario Waser*
Beilstein J. Org. Chem., 2017, 13, 1753-1769. [full text]

(Invited contribution to a special issue on "Modern Aspects of Catalysis in Organic Chemistry")

50. "Hypervalent Iodine-Mediated a-Arylation of Glycine Schiff Base"
Johannes Schörgenhumer, Raghunath Chowdhury,* and Mario Waser*
Chem. Data Collect., 2017, 10.1016/j.cdc.2017.07.006. [full text]

49. "Enantioselective spirocyclopropanation of para-quinone methides using ammonium ylides"
Lukas Roiser and Mario Waser*
Org. Lett., 2017, 19, 2338-2341. [full text]

48. "CO2 Fixation with Epoxides under Mild Conditions with a Cooperative Metal Corrole - Quaternary Ammonium Salt Catalyst System"
Maximilian Tiffner, Sabrina Gonglach, Michael Haas, Wolfgang Schöfberger,* and Mario Waser*
Chem. Asian J., 2017, 12, 1048-1051. [full text]

47. "Asymmetric synthesis of 2,3-dihydrobenzofurans via a (4+1) annulation between ammonium ylides and in situ generated ortho-quinone methides."
Nicole Meisinger, Lukas Roiser, Uwe Monkowius, Markus Himmelsbach, Raphaël Robiette,* and Mario Waser*
Chem. Eur. J., 2017, 23, 5137-5142. [full text]

Chosen as a HOT paper by the Editors!

46. "On-Surface Site-Selective Cyclization of Corrole Radicals."
Stefano Tebi, Mateusz Paszkiewicz, Hazem Aldahhak, Francesco Allegretti, Sabrina Gonglach, Michael Haas, Mario Waser, Peter S. Deimel, Pablo Casado Aguilar, Yi-Qi Zhang, Anthoula C. Papageorgiou, David A. Duncan, Johannes V. Barth, Wolf G. Schmidt, Reinhold Koch, Uwe Gerstmann,* Eva Rauls,* Florian Klappenberger,* Wolfgang Schöfberger* and Stefan Müllegger*
ACS Nano, 2017, 11, 3383-3391. [full text]

45. "A systematic study on the use of different organocatalytic activation modes for asymmetric conjugated addition reactions of isoindolinones."
Francesco Scorzelli, Antonia Di Mola, Francesco De Piano, Consiglia Tedesco, Laura Palombi, Rosanna Filosa, Mario Waser and Antonio Massa*
Tetrahedron, 2017, 73, 819-828. [full text]

44. "On the origin of the stereoselectivity in chiral amide-based ammonium ylide-mediated epoxidations"
Johanna Novacek, Raphael Robiette, and Mario Waser*
Monatsh. Chem., 2017, 148, 77-81. [full text]

(Invited contribution to a special issue on the "Creation of the Division of Organic Chemistry of the Austrian Chemical Society")


43. "Bifunctional Ammonium Salt Catalyzed Asymmetric α-Hydroxylation of β-Ketoesters by Simultaneous Resolution of Oxaziridines"
Johanna Novacek, Joseph A. Izzo, Mathew J. Vetticatt, and Mario Waser*
Chem. Eur. J., 2016, 22, 17339-17344. [full text]

Chosen as a HOT paper by the Editors!
Highlighted in ChemistryViews!

42. "New strategies and applications using electrophilic cyanide-transfer reagents under transition metal-free conditions"
Johannes Schörgenhumer and Mario Waser*
Org. Chem. Front., 2016, 3, 1535-1540. [full text]

41. "Phase-Transfer Catalysis with Ionene Polymers"
Maximilian Tiffner, Katharina Zielke, Judith Mayr, Marleen Häring, David Díaz Díaz,* and Mario Waser*
ChemistrySelect, 2016, 1, 4030–4033. [full text]

40. "Towards a General Understanding of Carbonyl-Stabilised Ammonium Ylide-Mediated Epoxidation Reactions"
Johanna Novacek, Lukas Roiser, Katharina Zielke, Raphaël Robiette,* and Mario Waser*
Chem. Eur. J., 2016, 22, 11422-11428. [full text]

39. "Benzylic Ammonium Ylide-Mediated Epoxidations"
Lukas Roiser, Raphaël Robiette,* and Mario Waser*
Synlett, 2016, 27, 1963-1968. [full text]

38. "Asymmetric tandem hemiaminal-heterocyclization-Aza-Mannich reaction of 2-formylbenzonitriles and amines using chiral phase transfer catalysis: an experimental and theoretical study"
Amedeo Capobianco,* Antonia Di Mola, Valentina Intintoli, Antonio Massa, Vito Capaccio, Lukas Roiser, Mario Waser, and Laura Palombi*
RSC Adv., 2016, 6, 31861-31870. [full text]

37. "Transition metal-free dimerization of alkynes using hypervalent iodine reagents"
Johannes Schörgenhumer and Mario Waser*
Tetrahedron Lett., 2016, 57, 1678-1680. [full text]

36. "Asymmetric α-Chlorination of β-Ketoesters Using Bifunctional Ammonium Salt Catalysis"
Johanna Novacek, Uwe Monkowius, Markus Himmelsbach, and Mario Waser*
Monatsh. Chem., 2016, 147, 533–538. [full text]

(Invited contribution to a special issue on Bioorganic and Medicinal Chemistry)


35. "Bifunctional Phase Transfer Catalysis in the Asymmetric Synthesis of Biologically Active Isoindolinones"
Antonia Di Mola, Maximilian Tiffner, Francesco Scorzelli, Laura Palombi, Rosanna Filosa, Paolo De Caprariis, Mario Waser,* and Antonio Massa*
Beilstein J. Org. Chem., 2015, 11, 2591–2599. [full text]

(Invited contribution to a special issue on Bifunctional Catalysis)
Highlighted in ChemistryViews!

34. "An organocatalytic biomimetic strategy paves the way for the asymmetric Umpolung of imines"
Mario Waser* and Johanna Novacek,
Angew. Chem., 2015, 127, 14434–14437, Angew. Chem. Int. Ed., 2015, 54, 14228–14231. [full text]

33. "Design of Chiral Urea-Quaternary Ammonium Salt Hybrid Catalysts for Asymmetric Reactions of Glycine Schiff Bases"
Maximilian Tiffner, Johanna Novacek, Alfonso Busillo, Katharina Gratzer, Antonio Massa,* and Mario Waser*
RSC Adv., 2015, 5, 78941-78949. [full text]

32. "Towards an asymmetric organocatalytic α-cyanation of β-ketoesters"
Raghunath Chowdhury, Johannes Schörgenhumer, Johanna Novacek, and Mario Waser*
Tetrahedron Lett., 2015, 56, 1911-1914. [full text]

31. "Asymmetric Syntheses of Three-Membered Heterocycles Using Chiral Amide-Based Ammonium Ylides"
Mathias Pichler, Johanna Novacek, Raphaël Robiette, Vanessa Poscher, Markus Himmelsbach, Uwe Monkowius, Norbert Müller and Mario Waser*
Org. Biomol. Chem., 2015, 13, 2092-2099. [full text]


30."Stereoselective Cyclization Reactions under Phase-Transfer Catalysis"
Richard Herchl and Mario Waser*
Tetrahedron, 2014, 70, 1935-1960. [full text]

29. "Syntheses and Applications of (Thio)-Urea Containing Chiral Quaternary Ammonium Salt Catalysts"
Johanna Novacek and Mario Waser*
Eur. J. Org. Chem, 2014, 802-809. [full text]

28. "Thin-layer chromatography-spray mass spectrometry: A method for easy identification of synthesis products and UV filters from TLC aluminum foils"
Markus Himmelsbach*, Mario Waser and Christian Klampfl
Anal. Bioanal. Chem., 2014, 406, 3647-3656. [full text]


27. "Towards Tartaric Acid-Derived Asymmetric Organocatalysts"
Katharina Gratzer, Guddeangadi N. Gururaja and Mario Waser*
Eur. J. Org. Chem, 2013, 4471-4482. [full text]

26. "Application Scope and Limitations of TADDOL-Derived Chiral Ammonium Salt Phase-Transfer Catalysts"
Guddeangadi N. Gururaja, Richard Herchl, Antonia Pichler, Katharina Gratzer, and Mario Waser*
Molecules, 2013, 18, 4357-4372. [full text]

(Invited contribution to a special issue on "Asymmetric Catalysis")

25. "Asymmetric cyclopropanation of chalcones using chiral phase-transfer catalysts."
Richard Herchl and Mario Waser*
Tetrahedron Lett., 2013, 54, 2472-2475. [full text]

24. "Scope and limitations of diastereoselective aziridination reactions using stabilised ammonium ylides or α-bromo carbonyl nucleophiles."
Stefan Aichhorn, Guddeangadi N. Gururaja, Michael Reisinger and Mario Waser*
RSC Adv, 2013, 3, 4552-4557. [full text]

23. "Bifunctional Chiral Quaternary Ammonium Salt Catalysts – A Rapidly Emerging Class of Powerful Asymmetric Catalysts"
Johanna Novacek and Mario Waser*
Eur. J. Org. Chem, 2013, 637–648. [full text]


22. "Investigations Concerning the Syntheses of TADDOL-Derived Secondary Amines and Their Use to Access Novel Chiral Organocatalysts"
Katharina Gratzer and Mario Waser*
Synthesis, 2012, 44, 3661-3670. [full text]

21. "Design, Synthesis, and Application of Tartaric Acid Derived N-Spiro Quaternary Ammonium Salts as Chiral Phase-Transfer Catalysts"
Mario Waser,* Katharina Gratzer, Richard Herchl, and Norbert Müller;
Org. Biomol. Chem., 2012, 10, 251-254. [full text]

Selected as an Organic & Biomolecular Chemistry HOT article!
(Part of a ChemComm-OBC web themed issue on Organocatalysis)

20. "Photoreactive, water-soluble conjugates of hypericin with polyphosphazenes"
Ian Teasdale,* Mario Waser, Sandra Wilfert, Heinz Falk, Oliver Brüggemann;
Monatsh. Chem., 2012, 143, 355-360. [full text]


19. "Process Development for a Key Synthetic Intermediate of LY2140023, a Clinical Candidate for the Treatment of Schizophrenia"
Mario Waser,* Eric D. Moher,* Sandy S. K. Borders, Marvin M. Hansen, David W. Hoard, Michael E. Laurila, Michael E. LeTourneau, Richard D. Miller, Michael L. Phillips, Kevin A. Sullivan, Jeffrey A. Ward, Chaoyu Xie, Cheryl A. Bye, Tanja Leitner, Brigitte Herzog-Krimbacher, Marcus Kordian, and Martin Müllner;
Org. Proc. Res. Dev., 2011, 15, 1266-1274. [full text]

18. "Identification of the Best-Suited Leaving Group for the Diastereoselective Synthesis of Glycidic Amides from Stabilised Ammonium Ylides and Aldehydes"
Richard Herchl, Martin Stiftinger, and Mario Waser;*
Org. Biomol. Chem., 2011, 9, 7023–7027. [full text]

17. "Progress in the Chemistry of Second Generation Hypericin Based Photosensitizers"
Mario Waser* and Heinz Falk;
Curr. Org. Chem., 2011, 15, 3894-3907. [full text]

16. "Molecular Editing and Assessment of the Cytotoxic Properties of Iejimalide and Progeny"
Julien Gagnepain, Emilie Moulin, Cristina Nevado, Mario Waser, Armin Maier, Gerhard Kelter, Heinz-Herbert Fiebig, and Alois Fürstner;*
Chem. Eur. J., 2011, 17, 6973–6984. [full text]

15. "Ammonium Ylides for the Diastereoselective Synthesis of Glycidic Amides"
Mario Waser,* Richard Herchl, and Norbert Müller;
Chem. Commun., 2011, 47, 2170-2172. [full text]

14. "Identification of Thymol Phase I Metabolites in Human Urine by Headspace Sorptive Extraction Combined with Thermal Desorption and Gas Chromatography Mass Spectrometry"
Bernhard Thalhamer,* Wolfgang Buchberger, and Mario Waser;
J. Pharm. Biomed. Anal., 2011, 56, 64–69. [full text]


13. A Remarkable Cyclization of TADDOL-bisthioacetate under Oxidative Conditions
Mario Waser,* Manuela Haunschmidt, and Markus Himmelsbach;
Monatsh. Chem., 2010, 141, 1347–1351. [full text]

12. "Development of a Scalable and Safe Process for the Production of 4-Chloro-2,3-Dimethylpyridine-N-oxide as a Key-Intermediate in the Syntheses of Proton Pump Inhibitors"
Mario Waser, Roland Obermüller, John Matthias Wiegand, Wolfgang Schiek, Hans Fierz, and Wolfgang Skranc;*
Org. Proc. Res. Dev., 2010, 14, 562-567. [full text]

11. "In Vitro Study of the Photocytotoxicity of Bathochromically Shifted Hypericin Derivatives"
Mieke Roelants, Bernd Lackner, Mario Waser, Heinz Falk, Patrizia Agostinis, Hendrik Van Poppel, and Peter A.M. de Witte;*
Photochem. Photobiol. Sci., 2009, 8, 822-829. [full text]

10. "A Versatile Protocol for Stille–Migita Cross Coupling Reactions"
Alois Fürstner,* Jacques-Alexis Funel, Martin Tremblay, Laure C. Bouchez, Cristina Nevado, Mario Waser, Jens Ackerstaff, and Christopher C. Stimson;
Chem. Commun., 2008, 2873-2875. [full text]

9. "Total Synthesis of Iejimalide A-D and Assessment of the Remarkable Actin-Depolymerizing Capacity of these Polyene Macrolides"
Alois Fürstner,* Cristina Nevado, Mario Waser, Martin Tremblay, Carine Chevrier, Filip Teplý, Christophe Aissa, Emilie Moulin, and Oliver Müller;
J. Am. Chem. Soc., 2007, 129, 9150-9161. [full text]

8. "Towards Second Generation Hypericin Based Photosensitizers for Photodynamic Therapy"
Mario Waser* and Heinz Falk;*
Curr. Org. Chem., 2007, 11, 547-558. [full text]

7. "Totalsynthesis of Iejimalide B"
Alois Fürstner,* Cristina Nevado, Martin Tremblay, Carine Chevrier, Filip Teplý, Christophe Aissa, and Mario Waser;
Angew. Chem. Int. Ed., 2006, 45, 5837-5842; Angew. Chem., 2006, 118, 5969-5974. [full text]

Selected as a very important paper!

6. "Condensed Emodin Derivatives and Their Applicability for the Synthesis of a Fused Heterocyclic Hypericin Derivative"
Mario Waser* and Heinz Falk;*
Eur. J. Org. Chem., 2006, 1200-1206. [full text]

5. "9,12-Dibenzothiazolylhypericin and 10,11-Dibenzothiazolyl-10,11-didemethylhypericin: Photochemical Properties of Hypericin Derivatives Depending on the Substitution Site"
Mario Waser, Yulita Popova, Christian W. Klampfl, and Heinz Falk;*
Monatsh. Chem., 2005, 136, 1791–1797. [full text]

4. "Concerning Chemistry, Reactivity, and Mechanism of Transition Metal Catalysed Oxidation of Benzylic Compounds by Means of Ozone"
Mario Waser, Walther G. Jary, Peter Pöchlauer, and Heinz Falk;*
J. Mol. Catal. A-Chem., 2005, 236, 187-193. [full text]

3. "Syntheses, Photochemical Properties, and Tautomerism of Intramolecularly Friedel- Crafts Acylated Hypericin Derivatives"
Mario Waser, Yulita Popova, Christoph Etzlstorfer, Werner F. Huber, and Heinz Falk;*
Monatsh. Chem., 2005, 136, 1221–1231. [full text]

2. "An Efficient Regioselective Synthesis of Endocrocin and Structural Related Natural Anthraquinones Starting from Emodin"
Mario Waser, Bernd Lackner, Joachim Zuschrader, Norbert Müller, and Heinz Falk;*
Tetrahedron Lett., 2005, 46, 2377–2380. [full text]

1. "Intramolecularly Friedel-Crafts Acylated Emodin Derivatives. An Access to the Cores of Angucyclinones, Anthracyclinones, and to Hypericin Analogues"
Mario Waser and Heinz Falk;*
Monatsh. Chem., 2005, 136, 609–618. [full text]