Ulrich Niewöhner | Researchain

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Archive | 1997

New heterocyclylmethyl-substituted pyrazol derivates

Alexander Straub; Chantal Fürstner; Ulrich Niewöhner; Thomas Jaetsch; Achim Feurer; Raimund Kast; Johannes-Peter Stasch; Elisabeth Perzborn; Joachim Hütter; Klaus Dembowsky; Dieter Arlt

Bioorganic & Medicinal Chemistry Letters | 2005

Comparison of different heterocyclic scaffolds as substrate analog PDE5 inhibitors.

Helmut Haning; Ulrich Niewöhner; Thomas Schenke; Thomas Lampe; Alexander Hillisch; Erwin Bischoff

Archive | 2001

Selective pde 2 inhibitors, used as medicaments for improving cognition

Frank-Gerhard Böss; Martin Hendrix; Gerhard Konig; Karl-Heinz Schlemmer; R. Schreiber; Der Staay Franz-Josef Van; Dagmar Schauss; Ulrich Niewöhner

Archive | 2003

Heterocyclically substituted imidazotriazines

Martin Hendrix; David Brückner; Arno Friedl; Irene Gerlach; Volker Hinz; Jörg Keldenich; Frank Mauler; Ulrich Niewöhner; Maria Theresia Niewohner; Dagmar Karthaus; Karl-Heinz Schlemmer; Adrian Tersteeger; Ozkan Yalkinoglu

Archive | 2005

Use of 2-alkoxyphenyl-substituted imidazotriazinones

Ulrich Niewöhner; Maria Theresia Niewohner; Erwin Bischoff; Helmut Haning; Afssaneh Rahbar; Tiemo‐Joerg Bandel; Wolfgang Barth

Archive | 2004

Imidazo[1,3,5]triazinones and their use

Ulrich Niewöhner; Helmut Haning; Thomas Lampe; Mazen Es-Sayed; Gunter Schmidt; Erwin Bischoff; Klaus Dembowsky; Elisabeth Perzborn; Karl-Heinz Schlemmer

Archive | 2002

Imidazotriazinones derivatives and their use against inflammatory processes and/or immune diseases

Cristina Alonso-Alija; Heike Gielen; Martin Hendrix; Dagmar Schauss; Hilmar Bischoff; Nils Burkhardt; Volker Geiss; Karl-Heinz Schlemmer; Nigel Cuthbert; Mary F. Fitzgerald; Graham Sturton; Ulrich Niewöhner

Archive | 2001

Novel substituted imidazotriazinones as pde ii-inhibitors

Dagmar Schauss; Martin Hendrix; Gerhard Konig; Frank-Gerhard Böss; Der Staay Franz-Josef Van; R. Schreiber; Karl-Heinz Schlemmer; Rolf Grosser; Ulrich Niewöhner

Archive | 2002

2-heteroaryl-imidazotriazinones and their use in the treatment of inflammatory or immune diseases

Cristina Alonso-Alija; Heike Gielen; Martin Hendrix; Ulrich Niewöhner; Maria Theresia Niewohner; Dagmar Schauss; Hilmar Bischoff; Nils Burkhardt; Volker Geiss; Karl-Heinz Schlemmer; Nigel Cuthbert; Mary F. Fitzgerald; Graham Sturton

Archive | 2003

5-ethyl-imidazo (5,1-f) (1,2,4,) triazin-4 (3h) -ones as phosphodiesterase inhibitors

Cristina Alonso-Alija; Heike Gielen-Haertwig; Martin Michels; Dagmar Karthaus; Hilmar Bischoff; Nils Burkhardt; Volker Geiss; Karl-Heinz Schlemmer; Nigel Cuthbert; Mary F. Fitzgerald; Graham Sturton; Ulrich Niewöhner

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