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Dive into the research topics where Martin Steffan is active.

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Featured researches published by Martin Steffan.


Chemical Communications | 2008

The promoting effect of a dicyanamide based ionic liquid in the selective hydrogenation of citral

Juergen Arras; Martin Steffan; Yalda Shayeghi; Peter Claus

Conventional supported heterogeneous palladium catalysts in combination with a dicyanamide based ionic liquid are highly active with excellent selectivity in enabling the one-pot synthesis of citronellal through citral hydrogenation.


The Open Physical Chemistry Journal | 2007

Highly Dispersed Gold Particles on Polyaniline – A New Nanocatalyst for Selective Hydrogenation

Florian Klasovsky; Martin Steffan; Jürgen Arras; Jörg Radnik; Peter Claus

A new nanocatalyst which comprises gold particles (average size = (2.5±1.3) nm) supported on intrinsically conductive polyaniline (PANI) was prepared via a sol-method. This Au/PANI catalyst was used for the first time in hydrogenation of the α,β-unsaturated aldehyde citral exhibiting high activity (93% conversion) and selectivity (76%) towards the products of C=O group hydrogenation, geraniol and nerol, whereas the selectivity towards the product of the hydrogenation of the conjugated C=C bond (citronellal) is rather low (23%).


Catalysis Communications | 2009

Silica supported silver nanoparticles from a silver(I) carboxylate: Highly active catalyst for regioselective hydrogenation

Martin Steffan; Alexander Jakob; Peter Claus; Heinrich Lang


Green Chemistry | 2009

Regioselective catalytic hydrogenation of citral with ionic liquids as reaction modifiers

Jiirgen Arras; Martin Steffan; Yalda Shayeghi; Dominik Ruppert; Peter Claus


Chemical Engineering & Technology | 2007

Selective Hydrogenation of Citral in an Organic Solvent, in a Ionic Liquid, and in Substance

Martin Steffan; Martin Lucas; Armin Brandner; Mathis Wollny; Nils Oldenburg; Peter Claus


Advanced Synthesis & Catalysis | 2008

Carbon-Carbon Double Bond versus Carbonyl Group Hydrogenation: Controlling the Intramolecular Selectivity with Polyaniline-Supported Platinum Catalysts

Martin Steffan; Florian Klasovsky; Jürgen Arras; Christina Roth; Jörg Radnik; Herbert Hofmeister; Peter Claus


Journal of Physical Chemistry C | 2008

Catalytic and Mechanistic Investigation of Polyaniline Supported PtO2Nanoparticles: A Combinedin situ/operandoEPR, DRIFTS, and EXAFS Study

Florian Klasovsky; Jens Hohmeyer; Angelika Brückner; Marcus Bonifer; Jürgen Arras; Martin Steffan; Martin Lucas; Jörg Radnik; Christina Roth; Peter Claus


Chemie Ingenieur Technik | 2006

Selektivhydrierung von Citral in organischem Lösungsmittel, in ionischer Flüssigkeit und in Substanz

Martin Steffan; Martin Lucas; Armin Brandner; Peter Claus; Mathis Wollny; Nils Oldenburg


Archive | 2008

Hydrogenation of Citral using Ionic Liquids as Bulk Solvents or as Supported Ionic Liquid Layers.

Jürgen Arras; Martin Steffan; Peter Claus


Archive | 2013

Oxidative desulfurization on heterogeneous catalysts

Jutta Plößer; Martin Steffan; Hans Joachim Hasselbach; A. Fischer; Peter Claus

Collaboration


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Peter Claus

Technische Universität Darmstadt

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Jürgen Arras

Technische Universität Darmstadt

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Florian Klasovsky

Technische Universität Darmstadt

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Martin Lucas

Technische Universität Darmstadt

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Yalda Shayeghi

Technische Universität Darmstadt

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Marcus Bonifer

Technische Universität Darmstadt

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Armin Brandner

Technische Universität Darmstadt

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Christina Roth

Free University of Berlin

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