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WO/2002/018047A2 |
The invention provides a carbonylation catalyst for carbonylating olefins, said catalyst containing an organometallic complex containing gold metal. The catalyst may be in an unsupported homogeneous form. The organometallic gold complex ...
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WO/2002/018394A1 |
A metalorganic complex composition comprising a metalorganic complex selected from the group consisting of: metalorganic complexes comprising one or more metal central atoms coordinated to one or more monodentate or multidentate organic ...
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WO/2002/016373A1 |
The invention provides a novel metal complex which, when used with an activating cocatalyst, provides a novel catalyst composition. The invention also provides a polymerization method which utilizes the catalyst composition to produce po...
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WO/2002/014330A1 |
The invention relates to novel asymmetric chiral diphosphines of a mixed aliphatic/aromatic type, processes for the synthesis thereof and complexes with and use thereof as catalysts.
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WO/2002/012150A1 |
A process for preparing alkyllithium compounds by reacting a sodium-lithium alloy with alkyl halides at temperatures of about 50 to 125 °C.
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WO/2002/008300A1 |
The invention relates to an improved method for producing di- or tri-functional lithium based initiator systems and the use thereof for the polymerisation of conjugated dienes, especially for the copolymerisation of conjugated dienes wit...
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WO/2002/008299A1 |
The present invention provides protected functionalized polymerization initiators having less than one molar equivalent chain extension agent introduced therein to provide hydrocarbon solubility.
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WO/2001/096265A1 |
A process is disclosed for increasing the fluorine content of an olefinic compound of the formula C¿n?H¿m?F¿2n-m?, where n is an integer from 2 to 6 and m is an integer from 1 to 2n. The process involves (a) contacting the olefinic co...
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WO/2001/096348A1 |
3-Substituted benzotrifluorides are selectively deprotonated and functionalized in the 2-position. The selectively is achieved by equilibrating the mixture of lithiobenzotrifluorides initially formed in the presence of a primary or secon...
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WO/2001/094354A1 |
The invention relates to solutions of lithium pyrrolidine in a mixture consisting of tetrahydrofuran (THF) and of hydrocarbons, whereby the lithium pyrrolidine concentration ranges from 2 to 30 wt. %, and the molar ratio Li pyrrolidine: ...
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WO/2001/094291A1 |
Volatile low melting solid CU(II) metal complexes are provided which are capable of depositing a copper film on various substrates under CVD conditions in the absence of reducing carrier gas H¿2?. These CU(II) metal complexes are repres...
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WO/2001/079587A1 |
A process for the purification of organometallic compounds or heteroatomic organic compounds from oxygen, water and from the compounds deriving from the reaction of water and oxygen with the organometallic or heteroatomic compounds whose...
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WO/2001/077121A1 |
Novel phosphino-gold (I) compounds, a process for their preparation, pharmaceutical compositions containing such phosphino-gold (I) compounds and their use in the treatment of cancer disease.
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WO/2001/068580A1 |
A $g(b)-diketonatocopper(I) complex which contains an allene compound as a ligand (L) and is represented by the formula (2), wherein R¿6? and R¿7? may be the same or different and each represents linear or branched C¿1-4? alkyl, C¿1-...
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WO/2001/068596A1 |
The present invention relates to novel thiol stabilised gold nanoparticles for decorative uses. Methods of their preparation, compositions comprising them and uses of gold nanoparticles and compositions are also described.
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WO/2001/068948A1 |
Copper pyrazolate precursor compositions useful for the formation of copper in semiconductor integrated circuits, e.g., interconnect metallization in semiconductor device structures, as an adhesive seed layer for plating, for the deposit...
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WO/2001/066347A1 |
Compositions useful for chemical vapor delivery (CVD) formation of copper layers in semiconductor integrated circuits, e.g., interconnect metallization in semiconductor device structures, as an adhesive seed layer for plating, for the de...
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WO/2001/047936A1 |
The invention concerns the preparation and description of novel compounds behaving as materials sensitive to various analytes. Two synthetic routes leading to the preparation of the compounds with sensing properties have been tested succ...
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WO/2001/046207A1 |
Compounds able to chelate bi- and trivalent paramagnetic metal ions, their chelated complexes with said metal ions and the physiologically compatible salts thereof, as well as the use thereof as contrast agents in the technique known as ...
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WO/2001/040174A1 |
This invention discloses a method for preparing imides (I) and (II) from compounds having a sulfonyl fluoride functional group. The imides so prepared are useful in a variety of catalytic and electrochemical applications. (I) or polymer ...
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WO/2001/038333A1 |
Lithiated haloarenes, although useful as intermediates in the synthesis of various end products, can be hazardous to prepare since unstable, shock sensitive compounds can be formed during lithiation of haloarenes. To avoid this problem, ...
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WO/2001/025243A1 |
The present invention relates to compounds that have a novel use as a carbon monoxide source and optionally as a reducing agent in the preparation of transition metal carbonyl complexes. The compounds are in general compounds of formula ...
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WO/2001/023063A1 |
In an acid leach copper extraction circuit for leaching copper values from copper ores using a water-immiscible organic solvent solution containing a copper extractant and an acid strip solution, the improvement wherein the stripped orga...
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WO/2001/021625A1 |
Chiral ligands and transition metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The chiral ligands include chiral C1-C6 TunaPhos ligands. The ruthenium TunaPhos complex reduces ketones to the corr...
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WO/2001/019838A1 |
This invention relates to macrocyclic chelants comprised of one or two heteroatom-containing bridges, compositions containing them and their use in medicine, particularly in diagnostic imaging and radiotherapy. This invention relates esp...
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WO/2001/012177A1 |
Amphiphilic, polyhedron-shaped p-sulfonatocalix[4]arene building blocks, which have been shown previously to assemble into bilayers in an antiparallel fashion, assemble in a parallel alignment into spherical and helical tubular structure...
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WO/2001/010870A1 |
The present invention provides transition metal complexes of N,N',N'-trialkyl-cis,cis-1,3,5-triaminocyclohexane and related compositions and methods of synthesis and use in vitro and in vivo, such as a therapeutic agent or a delivery/ima...
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WO/2001/007533A1 |
Complexes of organic ligands with a metal ion exhibit unique conformation and spectroscopic properties upon changes in oxidation state of the metal ion. The metal is a redox-active metal ion and may possess additional ligands bonded to i...
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WO/2001/007450A1 |
The invention relates to tris-(oxalato)phosphates of the general formula M[P(C¿2?O¿4?)¿3?] wherein M = H, a metal or N(R?1¿R?2¿R?3¿R?4¿), where R?1¿, R?2¿, R?3¿, R?4¿ are independently H or an alkyl group comprising 1 to 8 C a...
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WO/2001/000628A1 |
The invention concerns novel compounds having an element of group 12 and a tridentate ligand, their preparation method and their use in particular as polymerisation catalysts.
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WO/2000/071553A1 |
The present invention relates to novel aluminosiloxane compounds which have the characteristics to be prepared from waste silicone compounds and to be advantageously used as siloxylating agent for various organic and inorganic materials,...
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WO/2000/071550A1 |
Copper precursors useful in liquid delivery CVD for forming a copper-containing material on a substrate. The disclosed copper precursors are particularly useful for metallization of interconnections in semiconductor device structures.
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WO/2000/066547A1 |
The invention relates to a method for preparing organic methanide electrolytes of the formula (I): M2[R¿1?-SO¿2?-(CF¿2?)¿n?-SO¿2?-R], wherein R means C(SO¿2?R¿F?)¿2?, N(SO¿2?R¿F?), O and R1 means C(SO¿2?R¿F?)¿2?, N(SO¿2?R¿...
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WO/2000/064905A2 |
The invention relates to a method for $g(a) metalation of a derivative which is heterocyclic, monocyclic or polycyclic and possesses at least one 5-atom heterocycle and is unsaturated or aromatic or substituted. The invention is characte...
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WO/2000/063461A1 |
An organocuprous compound of formula (I) of the present invention can be conveniently used in a low-temperature CVD process for the mass production of a contaminant-free copper film having good thermal stability, wherein: R¿1?, R¿2? an...
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WO/2000/055136A1 |
Metal-containing azo compounds represented by at least one of the general formulae (a1), (a2), (a3) and (a4) and being useful in forming recording layers of optical recording media; and optical recording media which have recording layers...
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WO/2000/053611A1 |
A compound comprising a polyfluorinated anion and the use thereof is provided. Specifically, the present invention provides a compound comprising an anion which comprises a polyfluorinated alkoxide coordinated to a transition metal, or a...
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WO/2000/050534A2 |
Photoluminescent complexes of copper, silver, zinc, lithium or similar metals are described, being (bis)ligand, with two different ligands. A variety of ligands may be used, the larger ligand being of a size or shape such that a pair of ...
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WO/2000/032717A1 |
Lithium quinolate is an electroluminescent material which emits light in the blue region of the spectrum.
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WO/2000/027976A1 |
A bleach and oxidation catalyst is provided comprising a catalytically active iron, manganese or copper complex including a specified pentadentate nitrogen-containing ligand. The metal complex can activate hydrogen peroxide or peroxyacid...
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WO/2000/024732A1 |
The invention relates to a method of lithiating CH-acidic five-membered heterocycles whereby the five-membered heterocylce is reacted with metallic lithium in an ether-containing solvent in the presence of an H acceptor.
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WO/2000/022004A1 |
This invention concerns a process for making a dilithium initiator which comprises mixing together a di(1-{alkyl or aryl}ethylene)arene compound and diethylether and then adding the mixture to (a) a secondary lithium alkyl and/or (b) a t...
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WO/2000/017278A1 |
A method for depositing copper-based films and a copper source precursor for use in the chemical vapor deposition of copper-based films are provided. The precursor includes a mixture of at least one ligand-stabilized copper (I) $g(b)-dik...
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WO/2000/010969A1 |
Novel sulfonylimide and sulfonylmethide compounds are described which are useful as conductive salts. Also described is the use of the above compounds in salt form in battery electrolytes, particular salts having mixed perfluorocarbon an...
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WO/2000/008030A2 |
This invention relates to processes for making phosphorus compounds R¿2?P-X-PR¿2?, R¿2?P-M, R¿2?P-L and R¿3?P, and the novel cation R¿2?P?+¿(L)-X-P?+¿(L)R¿2?, where R represents an optionally substituted hydrocarbyl group, X rep...
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WO/2000/008028A1 |
The invention concerns a novel method for preparing tetrakis(pentafluorophenyl)borate derivatives of general formula MB(C¿6?F¿5?)¿4?, M being selected among Na?+¿, Li?+¿, or K?+¿, wherein: (a) a C¿6?F¿5?X solution, X being select...
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WO/2000/008225A2 |
This invention provides organocopper (I) compounds containing an acetoacetate derivative and an appropriate neutral ligand to form (R?6¿COOCR?5¿COR?4¿)Cu?+1¿{L}¿x?, where x is 1, 2 or 3 and L is a neutral ligand which is a phosphine...
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WO/2000/008230A1 |
Copper precursor formulations, including a copper precursor with at least one of (a) water, (b) a water precursor and (c) a non-ligand organic hydrate, are useful in CVD processes. The figure shows a liquid delivery chemical vapor deposi...
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WO/2000/005235A1 |
The invention relates to paramagnetic 3-,8-substituted deuteroporphyrin derivatives having different substituents in positions 13 and 17 of the porphyrin skeleton, diagnostic substances containing said compounds, their use in magnetic re...
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WO/1999/059961A1 |
The present invention relates to new non-cyclic analogues of crown ethers (podands), principally di(formylaryl)polyethers, as well as to their hydrazones comprising substituted hydrazines of formula (I) where Ar is substituted phenylen o...
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