Shell Oil Comapny

Dsw IP Assets B.v.

Willem Wabe Jager

Eit Drent

Swan T Sie

Petrus H Budzelaar

Roelof Van Ginkel

Johan Stapersma

Otto E Sielcken

Imre Toth

Robert Ian Pugh

A process for converting an olefin having x carbon atoms into an olefin having x+1 carbon atoms wherein the process comprises the steps of:

Process for producing olefins

Process for the hydroformylation of an optionally substituted ethylenically unsaturated compound by reaction thereof with carbon monoxide and hydrogen in the presence of a specific catalyst system which includes a source of Group VIII metal cations; a diphosphine ligand having the general formula (I):X&#x2014;R&#x2014;X&#x2003;&#x2003;(I)wherein Xand Xeach independently represent an optionally substituted cyclic group with at least 5 ring atoms, of which one is a phosphorus atom, and R represents a bivalent optionally substituted bridging group which is connected to each phosphorus atom by a sphybridized carbon atom; an acid having a pK&#x3c;3; and a source of halide anions.

Process for the hydroformylation of an ethylenically unsaturated compound

A process for the hydrocarboxylation of an ethylenically unsaturated carboxylic acid, by reacting it with carbon monoxide and a co-reactant selected from the group of water and carboxylic acids in the presence of a catalyst system including: (a) a source of palladium; (b) a bidentate diphosphine of formula (I), RR&#x3e;P&#x2014;R&#x2014;R&#x2014;R&#x2014;P&#x3c;RR(I) wherein P represents a phosphorus atom; R, R, Rand Rindependently represent the same or different optionally substituted organic groups containing a tertiary carbon atom through which the group is linked to the phosphorus atom; Rand Rindependently represent optionally substituted alkylene groups and R represents an optionally substituted aromatic group; (c) a source of anions derived from an acid having a pKa of less than 3, as measured at 18&#xb0; C. in an aqueous solution.

Process for the hydrocarboxylation of ethylenically unsaturated carboxylic acids

A process for the carbonylation of unsaturated compounds by contacting the unsaturated compound with carbon monoxide in the presence of a catalyst system comprising:

Process for the carbonylation of ethylenically or acetylenically unsaturated compounds

Processes to prepare 5-cyanovaleric acid or its ester are provided, by carbonylation of a pentenenitrile, wherein pentenenitrile is reacted with carbon monoxide and water and/or an alcohol in the presence of a catalyst system. The catalyst system contains:

Process for the carbonylation of pentenenitrile

Process for the carbonylation of a conjugated diene by reacting the conjugated diene with carbon monoxide and an hydroxyl group containing compound in the presence of a catalyst system based on: (a) a source of palladium cations, (b) a diphosphine ligand, and (c) a source of anions, wherein the diphosphine ligand is a ligand having the general formula I wherein x and x represent a cyclic group with at least 5 ring atoms, of which one is a phosphorus atom, and R represents a bivalent aliphatic bridging group, connecting both phosphorus atoms, containing from 2 to 4 atoms in the bridge, which is substituted with at least one substituent or R represents a phenyl group with both phosphorus groups bound to the 1,2-position.

Process for the carbonylation of a conjugated diene

Process for the hydroformylation of ethylenically unsaturated compounds in the presence of an acid and a mono tert-phosphine

The present invention relates to a process for the carbonylation of conjugated dienes, whereby a conjugated diene is reacted with carbon monoxide and a hydroxyl group containing compound in the presence of a catalyst system including: (a) a source of palladium cations, (b) a phosphorus-containing ligand, (c) a source of anions, wherein the phosphorus-containing ligand is a ligand having the general formula (I): X &mdash;R&mdash;X wherein X and X represent a substituted or non-substituted cyclic group with at least 5 ring atoms, of which one is a phosphorus atom, and R represents a bivalent organic bridging group, connecting both phosphorus atoms, containing from 1 to 4 atoms in the bridge, whereby the carbonylation process can be performed batch wise, semi-continuously or continuously.

Process for the carbonylation of conjugated dienes

Process for the carbonylation of ethylenically unsaturated compounds

A process for the catalytic hydrogenolysis of glycerol in the presence of a homogeneous catalyst that is based on a platinum group metal or a compound of a platinum group metal, an anion source, and a metal-complexing compound of the formula Q.sup.1 Q.sup.2 MQ.sup.3 (I) or Q.sup.1 Q.sup.2 MQMQ.sup.3 Q.sup.4 (II) wherein M represents phosphorus, arsenic or antimony, Q represents a group that is covalently bonded to both M's and having at least two carbon atoms in the bridge and Q.sup.1 to Q.sup.4 are independently similar or dissimilar optionally substituted hydrocarbyl groups or Q.sup.1 and Q.sup.2 and/or Q.sup.3 and Q.sup.4 represent similar or dissimilar optionally substituted hydrocarbylene groups.

Hydrogenolysis of glycerol

A process is disclosed for the carbonylation of acetylenically unsaturated compounds by reaction with carbon monoxide and a co-reactant in the presence of a catalyst system based on: (a) a source of platinum; (b) a bidentate ligand of the formula R.sup.1 R.sup.2 M.sup.1 -R-M.sup.2 R.sup.3 R.sup.4, wherein M.sup.1 and M.sup.2 independently are P, As or Sb, R represents a bivalent substituted or non-substituted bridging group containing from 1 to 5 atoms in the bridge, R.sup.1 and R.sup.2 together are a substituted or non-substituted bivalent group whereby the two free valencies are linked to M.sup.1, and R.sup.3 and R.sup.4 together are a substituted or non-substituted bivalent group whereby the two free valencies are linked to M.sup.2 or R.sup.3 and R.sup.4 independently are substituted or non-substituted hydrocarbyl groups; and (c) a source of anions.

Process for the carbonylation of acetylenically unsaturated compounds

The invention relates to a process for the carbonylation of acetylenically unsaturated compounds, whereby a feedstock comprising an acetylenically unsaturated compound and a relatively minor amount of an 1,2-alkadiene compound is contacted under carbonylation conditions with carbon monoxide and a co-reactant, in the presence of a catalyst system, based on: a) a source of cations of one or more metals of Group VIII of the Periodic Table; b) a phosphine having an aromatic substituent which contains an imino nitrogen atom separated by at least one bridging carbon atom from the phosphorus atom, and c) a protic acid, characterized in that the catalyst system is further based on d) a monodentate monophosphine or monophosphite.

The invention relates to a process for hydroformylating olefins with carbon monoxide and a hydrogen atom source in the presence of a catalyst system obtainable by combining (a) a source of a Group VIII metal cation, (b) a compound acting as bidentate ligand of the formula R.sup.1 R.sup.2 M.sup.1 --R--M.sup.2 R.sup.3 R.sup.4, wherein M.sup.1 and M.sup.2 independently are P, As or Sb, R represents a bivalent substituted or non-substituted bridging group containing from 1 to 5 atoms in the bridge, R.sup.1 and R.sup.2 together are a substituted or non-substituted bivalent group whereby the two free valencies are linked to M.sup.1, and R.sup.3 and R.sup.4 together are a substituted or non-substituted bivalent group whereby the two free valencies are linked to M.sup.2 or R.sup.3 and R.sup.4 independently are substituted or non-substituted hydrocarbyl groups, and (c) a source of anions; wherein the hydrogen atom source comprises water or a primary or secondary alcohol.

Growing community of inventors

Amsterdam, Netherlands

Willem Wabe Jager