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| Number | Title | Issue Date |
| 7994363 | Amino phosphine A new P-N-P ligand in which each phosphorus atom is bonded to two ortho-fluorine substituted phenyl groups is useful in ethylene oligomerizations. In combination with i) a source of chromium and ii) an activator such as methalumoxane; the ligand of this invention ma... | 08/09/2011 |
| 7906681 | Tetramerization A new P—N—P ligand is useful in ethylene oligomerizations. In combination with i) a source of chromium and ii) an activator such as methylalumoxane; the ligand of this invention may be used to prepare an oligomer product that contains a mixture of hexenes and oc... | 03/15/2011 |
| 7790923 | Process for the production of phosphorous compounds The invention is directed to a process for the production of certain phosphorous, namely urea, thio-urea and sulphonamide phosphorous compounds. The present invention provides a process for the production of phosphorous compounds which process allows an easy and eff... | 09/07/2010 |
| 7767852 | Method for the separation of acids from chemical reaction mixtures by means of ionic fluids Process for preparing aminodihalophosphines, diaminohalophosphines, triaminophosphines, phosphorous ester diamides, aminophosphines, diaminophosphines, phosphorous ester amide halides and aminophosphine halides with elimination of an acid in the presence of an auxil... | 08/03/2010 |
| 7425656 | Phosphorus-containing catalyst composition and process for hydroformylation reaction using the same Provided are a catalyst composition including a transition metal catalyst and a nitrogen-containing bidentate phosphorus compound and a process for hydroformylation reaction of olefins to prepare aldehydes which includes stirring the catalyst composition, an olefin ... | 09/16/2008 |
| 7385058 | Triaminophosphine ligands for carbon-nitrogen and carbon-carbon bond formation Methods and compounds are provided for the formation of carbon-nitrogen or carbon-carbon bonds comprising reacting an amine or an aryl boronic acid with an aryl halide in the presence of a palladium catalyst, a base, and a compound of formula II: ... | 06/10/2008 |
| 7304093 | Ketone compounds and compositions for cholesterol management and related uses The present invention relates to novel ketone compounds, compositions comprising ketone compounds, and methods useful for treating and preventing cardiovascular diseases, dyslipidemias, dysproteinemias, and glucose metabolism disorders comprising administering a com... | 12/04/2007 |
| 7232928 | Stabilization method of cycloalkanone oxime Cycloalkanone oxime is stabilized by a method comprising bringing the cycloalkanone oxime into contact with at least one compound selected from the group consisting of oxoacids, oxoacid salts, oxoacid esters, oxoacid amides and oxides of boron or phosphorus. In acco... | 06/19/2007 |
| 7217842 | Catalysts for nucleophilic substitution, synthesis thereof, composition containing them and use thereof The invention concerns novel catalysts for aromatic nucleophilic substitution. Said catalysts are compounds of the general formula (I), wherein: R1, R2, R3, R4, R5, and R6, identical or different, are... | 05/15/2007 |
| 7183059 | Synthesis of compounds and libraries of compounds A method of generating a compound having at least one biological activity of a peptide. The method includes identifying a biologically active peptide, providing a first monomer which contains terminal reactive moieties and at least one functionalizable group, provid... | 02/27/2007 |
| 7173138 | Ligands for pnicogen chelate complexes with a metal of subgroup VIII and use of the complexes as catalysts for hydroformylation, carbonylation, hydrocyanation or hydrogenation Pnicogen chelate compounds which have two pnicogen-containing groups joined to one another via a xanthene-like or triptycene-like molecular skeleton and in which at least one pyrrole group is covalently bound via its nitrogen atom to each pnicogen atom form complexe... | 02/06/2007 |
| 7077976 | Phosphonamide and phosphonamide blend compositions to treat water The invention is a water treatment composition comprising at least one phosphonamide and blends thereof and a method to treat water. As phosphonamides are generally odorless, and typically solids, phosphonamide and phosphonamide blend compositions are generally odor... | 07/18/2006 |
| 6969528 | Phosphorus-containing dendrimers as transfection agents The invention concerns phosphorus-containing dendrimers and their uses, as gene transfection agents, in vitro and in vivo, including in the treatment of human and animal diseases. These agents or vectors are in particular suited for delivering to appropriate target ... | 11/29/2005 |
| 6911503 | Curing agent composition for epoxy resins, epoxy resin composition and use thereof An epoxy resin composition comprising an epoxy resin (A), a curing agent (B) and a curing accelerator (C), wherein the curing agent (B) is a phenol compound having two or more hydroxyl functional groups or a compound obtained by esterification of the phenol compound... | 06/28/2005 |
| 6906212 | Phosphine-phosphoramidite compounds Disclosed are novel phosphine-phosphoramidite compounds which may be employed in combination with a catalytically-active metal to effect a wide variety of reactions such as asymmetric hydrogenations, asymmetric reductions, asymmetric hydroborations, asymmetric olefi... | 06/14/2005 |
| 6900352 | Six-membered chiral phosphine ligands A novel class of chiral phosphine ligands useful for producing catalyst for asymmetric reactions with general structure of Formula 1: ... | 05/31/2005 |
| 6863846 | Combustion retardant for polymeric materials A description is given of a combustion retardant for polymer materials in the form of a new complex compound of the ammonium salt of amide of alkylphosphonic acid with ammonium chloride, and also of processes for producing various polymer materials using the said co... | 03/08/2005 |
| 6855849 | Non-C2-symmetric bisphosphine ligands as catalysts for asymmetric hydrogenation Non-C2-symmetric bisphospholane ligands and methods for their preparation are described. Use of metal/non-C2-symmetric bisphospholane complexes to catalyze asymmetric transformation reactions to provide high enantiomeric excesses of formed comp... | 02/15/2005 |
| 6756500 | α,ω-Diene metathesis in the presence of ionic liquids A process for preparing a cyclic compound comprising subjecting a starting material in the presence of a catalyst component to metathesis reaction in the presence of an ionic liquid, wherein the starting material is a α,ω-diene bearing a α substituent NRR1 | 06/29/2004 |
| 6720442 | Preparation of phosphorus-containing compounds useful in the preparation of biphosphine ligands This invention relates to processes for making phosphorus compounds R2P—X—PR2, R2P-M, R2P-L and R3P, and the novel cation R2P+(L)-X—P+(L)R2, where R represents a... | 04/13/2004 |
| 6717011 | Chiral diazaphospholidine ligands The application relates to diazaphospholidine compounds of Formula 1 and Formula 2: where: A and B are independently selected from C(R22R23) and C(R2... | 04/06/2004 |
| 6696608 | Transfer hydrogenation process A catalytic transfer hydrogenation process is provided. The process can be employed to transfer hydrogenate N-substituted imines and iminium salts, which are preferably prochiral. The catalyst employed in the process is preferably a metal complex with one... | 02/24/2004 |
| 6635783 | Bicyclic 1,3-aminoalcohols, d8-metal complexes and hydrogenation processes Bicyclic amino alcohols, whose amino group and hydroxy group are bonded in positions 1,3 adjacent to the bridge, for example ##STR1## are valuable ligands for metal complexes of the d-8 metals of the periodic table of elements. The metal complexes in ques... | 10/21/2003 |
| 6555227 | Latent combination compounds and latent ammonium salts comprising epoxide resin curing agents and flame-protection agents as well as epoxide resin systems and products prepared from them Combination compounds from curing agents/accelerators and flame-protection agents for the latent curing/acceleration of epoxide resin systems and their endowment with flame-retarding properties, the epoxide resin systems being able to be thermally cured, ... | 04/29/2003 |
| 6548567 | Ionic compounds with delocalized anionic charge, and their use as ion conducting components or as catalysts The invention relates to an ionic compound corresponding to the formula [R1 X1 (Z1)--Q- --X2 (Z2)--R2 ]m Mm+ in which Mm+ is a cation of valency m, ea... | 04/15/2003 |
| 6458292 | Composition of an anti-scale-forming agent A composition for an anti-scale-forming agent includes oil-based polyalkylenes, amines phosphorous and oxygen in a polymer for providing dispersivity and anti-oxidation and having the following formula: ##STR1## By integrating both characteristics into a ... | 10/01/2002 |
| 6399805 | Organometallic monoacylarylphosphines Compounds of the formula I ##STR1## R1 and R2 independently of one another are C1 -C20 alkyl, OR11, CF3 or halogen; R3, R4 and R5 independently of one anoth... | 06/04/2002 |
| 6384261 | Phosphoramidates, phosphinic amides and related compounds and the use thereof to modulate the activity of endothelin Phosphoramidates and phosphinic amides and related compounds are provided. Also provided are methods that use the compounds for modulating the activity of the endothelin family of peptides are provided. In particular, compounds having formula: ##STR1... | 05/07/2002 |
| 6348612 | Chiral amido-phosphine-phosphinite compounds Novel chiral amidophosphine-phosphinite compounds, which are present in (R) and (S) form, of the general formula ##STR1## wherein R1 signifies alkyl, cycloalkyl or aralkyl, R2 signifies alkyl, cycloalkyl, aralkyl or aryl and R3 | 02/19/2002 |
| 6222072 | Process for producing optically active amine A novel process for producing an optically active amine is provided. The optically active amine is adapted for use as an intermediate in synthesizing physiologically active compounds such as pharmaceuticals and agricultural chemicals, as a functional mate... | 04/24/2001 |
| 6222032 | Use of ylides of phosphorus as slightly nuceophilic strong bases In a process for C-alkylation or N-alkylation, the improvement comprising conducting the C-alkylation or N-alkylation reaction in the presence of a slightly nucleophilic strong base of the following formula ##STR1## wherein R'1, R'2 ... | 04/24/2001 |
| 6177593 | [Tris(dimethylamino)phosphonioamino]tris[tris(dimethylamino)phosphoranylide neamino]phosphonium dichloride and preparation process thereof The compound [tris(dimethylamino)phosphonioamino]tris[tris(dimethylamino)phosphoranylid eneamino]phosphonium dichloride can be prepared by contacting hydrogen chloride with tetrakis[tris(dimethylamino)phosphoranylideneamino]phosphonium chloride. ... | 01/23/2001 |
| 6137012 | Phosphole and diphosphole ligands for catalysis Novel reactions used to prepare phosphole and bisphosphole compounds are detailed. Novel phosphole compounds and metal coordination compounds of phosphole and bisphosphole compounds are also provided. These metal coordination compounds are useful as catal... | 10/24/2000 |
| 6090980 | Preparation process of iminotris ( Dimethylamino) phosphorane A process is provided for preparing iminotris(dimethylamino)phosphorane at high purity and high yield from aminotris(dimethylamino)phosphonium chloride. Aminotris(dimethylamino)phosphonium chloride is first reacted with an aqueous solution of the hydroxid... | 07/18/2000 |
| 6046358 | Catalysis in halogen exchange reactions Impure tetra(dihydrocarbylamino)phosphonium halide is contacted with a liquid cyclic ether to dissolve the phosphonium halide and leave at least a portion of the impurities comprising at least quaternary ammonium halide or an amidophosphoxide remaining in... | 04/04/2000 |
| 6034240 | Substituted aminomethylphosphines, coordination complexes of aminomethylphosphines and their synthesis Novel aminomethylphosphine ligands have particular substituents on the central carbon atom. Such ligands form coordination complexes that may be catalysts for the polymerization of monomers or other catalytic induced reactions.... | 03/07/2000 |
| 6020343 | (Methylsulfonyl)phenyl-2-(5H)-furanones as COX-2 inhibitors The invention encompasses the novel compound of Formula I useful in the treatment of cyclooxygenase-2 mediated diseases. ##STR1## The invention also encompasses certain pharmaceutical compositions for treatment of cyclooxygenase-2 mediated diseases c... | 02/01/2000 |
| 6017849 | Synthesis methods, complexes and delivery methods for the safe and convenient storage, transport and application of compounds for inhibiting the ethylene response in plants The present invention generally relates to the regulation of plant physiology, in particular to methods for inhibiting the ethylene response in plants or plant products, and has three embodiments. The first embodiment relates to methods of minimizing impu... | 01/25/2000 |
| 5990352 | Phosphazenium salt and preparation process thereof, and process for producing poly(alkylene oxide) A salt useful as an active species in an organic reaction and represented by the following chemical formula (1): ##STR1## wherein n stands for an integer of from 1 to 8, Zn- represents an n-valent anion of an active hydrogen compound, a, ... | 11/23/1999 |
| 5952527 | Chiral aminophosphines This invention relates to (R)- and (S)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl-2,2'-diamine (R-1 and S-1) and (R)- and (S)-2,2'-bis(diarylphospinoamino)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binap hthyl (R-2 and S-2) and (R)- and (S)-2,2'-bis(... | 09/14/1999 |
