Basf Se Corporation

Basf Aktiengesellschaft

Basf Se (reitstötter, Kinzebach & Partner)

Ruprecht-karls-universitat Heidelberg

Rocco Paciello

Thomas Schaub

Michael Röper

Gunnar Heydrich

Johann-Peter Melder

Oliver Bey

Heinz-Josef Kneuper

Martin Merger

Martin Haubner

Andreas Keller

Rainer Papp

Wolfgang Siegel

Klaus Ebel

Peter Zehner

Stefan Rittinger

Rolf Hartmuth Fischer

Martin Ernst

Hartwig Voss

Werner Schnurr

Rainer Stürmer

Stefan Rüdenauer

Wolfgang Krause

Heiko Maas

Matthias Rauls

Joaquim Henrique Teles

Franz Merger

Wolfgang Fischer

Rolf Pinkos

Hermann Luyken

Klaus Joachim Mueller-Engel

Gerd Kaibel

Konrad Knoll

Peter Bassler

Wolfgang Harder

Ralf Pelzer

Robert Baumann

Helmut B Witteler

Michael Breuer

Roland Goetz

Stephan Hueffer

Peter Schwab

Michael Bartsch

Steffen Maas

Klaus Joachim Müller-Engel

Dominic Riedel

Kerstin Schierle-Arndt

Florian Vogt

Christopher Koradin

Sven Crone

Florian Garlichs

Mathias Schelwies

Thomas Mackewitz

Wolfgang Ahlers

Christoph Jäkel

Martin Volland

Michael R&ouml;per

Boris Buschhaus

Georg Seeber

Daniel Schneider

Bernhard Breit

Klaus-Dieter Mohl

Donata Maria Fries

Peter Hofmann

Julia Strautmann

Gerd-Dieter Tebben

Martin Schäfer

Edgar Zeller

Günter Wegner

Joachim Schmidt-Leithoff

Gerd Tebben

Gabriele Gralla

Jakob Fischer

Hagen Wilmer

Felix Eickemeyer

Nawid Kashani-Shirazi

Daniel Loeffler

Bernhard Geissler

Steffen Oehlenschläger

Alfred Thome

Arthur Hohn

Stephan Hüffer

Stefan Bitterlich

Norbert Mahr

Christoph Benisch

Wolfgang Richter

Frank Haese

Michael Roeper

Anton Meier

Knut Oppenl&auml;nder

Melanie Weingarten

Marcus Sigl

Frank Poplow

Marco Hartmann

Frederic Bauer

Bernhard Brunner

Peter Zurowski

J&uuml;rgen Decker

Petra Deckert

Wolfgang G&uuml;nther

Albert Werner

A hydroformylation process for preparing 3,5,5-trimethylhexanal comprising reacting 2,4,4-trimethylpent-2-ene with Hand CO in a reaction zone in the presence of one or more free organophosphite ligands of the general formula (I)

Low-pressure hydroformylation of diisobutene

The present invention relates to a method for isomerizing a 3-(Z)-unsaturated carboxylic acid of the formula 1-Z or a salt thereof, wherein Ris C-C-alkyl, C-C-alkenyl having 1, 2, 3 or more than 3 C—C double bonds, unsubstituted or substituted C-C-cycloalkyl, or unsubstituted or substituted aryl; Ris hydrogen or has one of the definitions specified for R; with the proviso that Rhas a higher priority than Rin accordance with IUPAC; to give a 3-(E)-unsaturated carboxylic acid of the formula I-E or a salt thereof, wherein the isomerization of the compound of the formula 1-Z is effected in the presence of an anhydride of an organic acid and a base or in the presence of a ketene of formula CRRC(0), wherein Rand Rare as defined in the claims and in the specification and a base. In particular, the present invention relates to a method for preparing compositions with increased content of (3E,7E)-homofarnesylic acid starting from compositions comprising (3Z,7E)- and (3E,7E)-homofarnesylic acid.

Method for the isomerization of a 3-(Z)-unsaturated carboxylic acid to the 3-(E)-isomer

A reactor for performing a gas/liquid biphasic high-pressure reaction with a foaming medium, comprising an interior formed by a cylindrical, vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by internals into a backmixed zone and a zone of limited backmixing, wherein the backmixed zone and the zone of limited backmixing are consecutively traversable by the reaction mixture, wherein the backmixed zone comprises means for introducing gas and liquid and a gas outlet and also comprises at least one mixing apparatus selected from a stirrer, a jet nozzle and means for injecting the gas, and the zone of limited backmixing comprises a reaction product outlet, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor and which delimits the zone of limited backmixing from the backmixed zone, backmixing-preventing second internal elements in the form of random packings, structured packings or liquid-permeable trays arranged in the zone of limited backmixing and a riser tube whose lower end is arranged within the backmixed zone and whose upper end opens into the zone of limited backmixing so that liquid from the backmixed zone can ascend into the zone of limited backmixing via the riser tube, wherein flow into the zone of limited backmixing enters from below. The reactor is configured such that the high-pressure reaction space is optimally utilized and contamination of workup steps or subsequent reactions arranged downstream of the high-pressure reaction with foam is substantially avoided. The invention further relates to a process for performing a continuous gas/liquid biphasic high-pressure reaction in the reactor.

Reactor for carrying out a gas-liquid two-phase high-pressure reaction with a foaming medium

The invention relates to a method of performing a chemical reaction under elevated pressure. It is suggested that the method comprises the steps of pressurizing a first vessel () and a second vessel () with reactant-containing liquid and gas to a predetermined pressure, providing reaction conditions in one of the vessels () such that the chemical reaction is effected and a product-containing liquid is obtained, withdrawing liquid from the respective vessel () as reaction product when a predetermined amount of reaction product has formed, preferably after the chemical reaction in the respective vessel () has concluded, and synchronously supplying reactant-containing liquid to the respective other vessel (), wherein the first and second vessels () are in fluid communication by way of a gas communication passage (). The invention also relates to an apparatus and use thereof for performing said chemical reaction.

Method and apparatus for performing a chemical reaction under elevated pressure

A process for performing a continuous gas/liquid biphasic high-pressure reaction, wherein a gas and a liquid are introduced into a backmixed zone of a reactor and in the backmixed zone the gas is dispersed in the liquid by stirring, injection of gas and/or a liquid jet, a reaction mixture consecutively traverses the backmixed zone and a zone of limited backmixing, and a liquid reaction product is withdrawn at a reaction product outlet of the zone of limited backmixing, wherein the reactor comprises: an interior formed by a cylindrical vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by means of internals into the backmixed zone, the zone of limited backmixing and a cavity, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor and which delimits the zone of limited backmixing from the backmixed zone, backmixing-preventing second internal elements in the form of random packings, structured packings or liquid-permeable trays arranged in the zone of limited backmixing and a third internal element which in the interior extends in the longitudinal direction of the reactor and is open at the bottom, wherein the third internal element forms the cavity in which gas bubbles collect and do not escape upwards, thus preventing the volume of the cavity from being occupied by liquid and reducing the reaction volume. The reaction volume of the reactor used in the process can be reversibly reduced in simple fashion. The invention further relates to a process for adapting the reaction volume of a reactor suitable for performing a gas/liquid biphasic high-pressure reaction having an outlet for a liquid reaction product in which an internal element is arranged so as to form a cavity open at the bottom in which gas bubbles collect and do not escape upwards, thus preventing the volume of the cavity from being occupied by liquid and reducing the reaction volume.

Method for carrying out a gas/fluid two-phase high-pressure reaction

Method for hydrogenating an ester with molecular hydrogen to the corresponding alcohols in the presence of a ruthenium complex (I), wherein said complex comprises a tridentate ligand L of the general formula (II) n and m are each independently 0 or 1, and the solid-dashed double lines represent a single or double bond, with the proviso that in the case of n=1 both solid-dashed double lines represent a single bond and m is 1, and in the case of n=0 one solid-dashed double line represents a single bond and the other solid-dashed double line represents a double bond, wherein in the case of a double bond on the side facing the phenyl ring m=1, in the case of a double bond on the side facing the pyridyl ring m=0, or both solid-dashed double lines represent a single bond and m is 1.

Hydrogenation of esters to alcohols in the presence of a Ru-PNN complex

A reactor for performing a reaction between two immiscible fluids of different density, comprising an interior formed by a cylindrical, vertically oriented elongate shell, a bottom and a cap, wherein the interior is divided by internals into a backmixed zone, a zone of limited backmixing preferably arranged below the backmixed zone and a plug-flow zone which are at least consecutively traversable by one of the fluids, wherein the backmixed zone comprises at least one inlet and the plug-flow zone comprises an outlet and the backmixed zone comprises at least one mixing apparatus selected from a stirrer, a jet nozzle and means for injecting the fluid of lower density, a first cylindrical internal element which in the interior extends in the longitudinal direction of the reactor, which delimits the zone of limited backmixing from the plug-flow zone and which comprises a first passage to the backmixed zone and a second passage to the plug-flow zone, a second internal element which delimits the backmixed zone from the plug-flow zone such that there is no direct fluid connection between the backmixed zone and the plug-flow zone, and backmixing-preventing third internal elements in the form of random packings, structured packings or liquid-permeable trays arranged in the zone of limited backmixing. The reactor allows an optimal residence time distribution in the reaction of the two immiscible fluids of different density. The invention further relates to a process for performing a continuous reaction in the reactor.

Reactor for carrying out a reaction between two non-miscible fluids of different densities

The present invention relates to the use of a transition metal catalyst TMC1, which comprises a transition metal M selected from metals of groups 7, 8, 9 and 10 of the periodic table of elements according to IUPAC and a tetradentate ligand of formula I wherein Rare identical or different and are each an organic radical having from 1 to 40 carbon atoms, and Rare identical or different and are each an organic radical having from 1 to 40 carbon atoms, as catalyst in processes for formation of compounds comprising at least one carboxylic acid ester functional group &#x2014;O&#x2014;C(&#x2550;O)&#x2014; starting from at least one primary alcohol and/or hydrogenation of compounds comprising at least one carboxylic acid ester functional group &#x2014;O&#x2014;C(&#x2550;O)&#x2014;. The present invention further relates to a process for hydrogenation of a compound comprising at least one carboxylic acid ester functional group &#x2014;O&#x2014;C(&#x2550;O)&#x2014;, to a process for the formation of a compound comprising at least one carboxylic acid ester functional group &#x2014;O&#x2014;C(&#x2550;O)&#x2014; by dehydrogenase coupling of at least one primary alcohol with a second alcoholic OH-group, to a transition metal complex comprising the tetradentate ligand of formula I and to a process for preparing said transition metal complex. 

Use of a transition metal catalyst comprising a tetradentate ligand for hydrogenation of esters and/or formation of esters, a process for hydrogenation of esters, a process for formation of esters and a transition metal complex comprising said tetradentate ligand

The present invention relates to a process for the preparation of an optically active carbonyl compound by asymmetric hydrogenation of a prochiral &#x3b1;,&#x3b2;-unsaturated carbonyl compound with hydrogen in the presence of at least one optically active transition metal catalyst that is soluble in the reaction mixture and which has rhodium as catalytically active transition metal and a chiral, bidentate bisphosphine ligand, wherein the reaction mixture during the hydrogenation of the prochiral &#x3b1;,&#x3b2;-unsaturated carbonyl compound additionally comprises at least one compound of the general formula (I):

Method for synthesizing optically active carbonyl compounds

The present invention relates to a process for carbonylating allyl alcohols at low temperature, low pressure and/or low catalyst loading. In an alternative embodiment, an acylation product of the allyl alcohol is used for the carbonylation. The present invention likewise relates to the preparation of conversion products of these carbonylation products and specifically of (&#x2212;)-ambrox.

Process for the preparation of unsaturated carboxylic acids by carbonylation of allyl alcohols and their acylation products

The present invention relates to a two-stage hydroformylation process for producing pound of the formula (I) and to a process for producing a compound of the formula (V) comprising the two-stage hydroformylation process for producing a compound of the formula (I) followed by hydrogenation of the compound of the formula (I). 

Hydroformylation process for producing 1,6-hexanediol derivatives

The present invention relates to a catalytic process for preparing an &#x3b1;,&#x3b2;-ethylenically unsaturated carboxylic acid salt, comprising contacting an alkene and carbon dioxide with a carboxylation catalyst being a transition metal complex, an alkoxide, and an organic solvent, to obtain an &#x3b1;,&#x3b2;-ethylenically unsaturated carboxylic acid salt, the organic solvent being incompletely miscible with water at a pressure of 1 bar at at least one temperature T and selected from amides and ureas, T being a temperature in the range from 10&#xb0; C. to 90&#xb0; C.

Process for preparing an unsaturated carboxylic acid salt

The invention relates to a process for the production of 1,6-difunctionalized hexane derivatives from 1,3-diunsaturated hydrocarbons, preferably butadiene, wherein a hydroformylation with carbon monoxide and hydrogen is performed in the presence of an at least dihydric alkanol and during the hydroformylation the temperature is increased. The reaction yields the acetals of the 1,6-hexanedial derivatives which are isolated and further reacted to obtain the desired 1,6-difunctionalized hexane derivatives, in particular 1,6-hexanediamine, 1,6-hexanediol and adipic acid.

Hydroformylation process for producing 1,6-disubstituted hexane derivatives

The present invention is directed towards a catalyst which is obtainable by contacting in situ a ruthenium precursor and a phenol derivative. Furthermore, the present invention is directed towards the use of said catalyst in transfer hydrogenation reactions. In particular, the present invention is directed to a method for preparing menthone starting from isopulegol.

Ruthenium-phenol catalysts for transfer hydrogenation reactions

The present invention is in the field of processes for the generation of thin inorganic films on substrates, in particular atomic layer deposition processes. In detail the present invention relates a process comprising bringing a compound of general formula (I) into the gaseous or aerosol state (Fig.) and depositing the compound of general formula (I) from the gaseous or aerosol state onto a solid substrate, wherein Rand Rare independent of each other an alkyl group, an aryl group or a trialkylsilyl group, R, R, Rand Rare independent of each other hydrogen, an alkyl group, an aryl group or a trialkylsilyl group, n is an integer from 1 to 3, M is Ni or Co, X is a ligand which coordinates M, and m is an integer from 0 to 4. 

Process for the generation of thin inorganic films

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Bad Dürkheim, Germany

Rocco Paciello