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WO/1998/001484A1 |
Cycloolefin copolymers for technical applications except for using in optical data storage devices can be produced by (co)polymerising monomers from the group of cyclic olefins, of $g(a)-olefins with 2 or more C atoms and conjugated or u...
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WO/1998/001456A1 |
The invention relates to new transition metal compounds useful as olefin polymerization catalysts. They are characterized by the formula (V) (E) (W)M(L), in which M is a transition metal, V, E, and W, is e.g. alkyl, and L is a ligand whi...
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WO/1998/001486A1 |
Thermoplastic elastomers can be produced by (co)polymerising monomers from the group of C�2?-C�8?-$g(a)-olefins, C�4?-C�15?-dioledins and other monomers in the solid phase, in solution, as slurry or in the gas phase where metallo...
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WO/1997/047630A1 |
The invention relates to a process for preparing triorganylstannyl lithium compounds from bis-triorganylstannyl oxides R3Sn-O-SnR3, and use of said triorganylstannyl lithium compounds. According to said process, the bis-triorganylstannyl...
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WO/1997/042197A1 |
The invention discloses new compounds having one group 13 element, bound with one mono- or di-anionic tridentate ligand, a method of preparation thereof, particularly as a (co)polymerisation catalyst.
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WO/1997/042157A1 |
Process for the substitution of a cyclopentadiene with at least one amine-containing substituent by deprotonating a cyclopentadiene compound by reaction with a base, sodium or potassium and then reacting the resulting cyclopendadienyl an...
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WO/1997/035867A1 |
Metal complexes, addition polymerisation catalysts containing the same and olefin polymerisation processes using the same comprising a boratabenzene group or divalent derivative thereof are disclosed.
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WO/1997/033877A1 |
Bioconjugates of low molecular weight mimics of superoxide dismutase (SOD) represented by formula (I) wherein R, R', R1, R'1, R2, R'2, R3, R'3, R4, R'4, R5, R'5, R6, R'6, R7, R'7, R8, R'8, R9, R'9, X, Y, Z, M and n are as defined herein,...
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WO/1997/023493A1 |
The present invention relates to a compound having the formula (I): LnAmMXk, wherein L is a boratabenzene ligand of formula (II), wherein the radicals R are identical or different and are each a hydrogen atom, a C1-C10-group, A is a 'pi'...
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WO/1997/023512A1 |
The present invention relates to a compound with the general formula (I): LnAmMXk, in which L is a borata benzene ligand of the general formula (II), in which the radicals R are identical or different and are a hydrogen atom or a C1-C10-...
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WO/1997/023492A1 |
The invention relates to metal complexes of the general formula (I) or (I') which are suitable for the oligomerisation and polymerisation of olefinically unsaturated compounds, and for the copolymerisation thereof with carbon monoxide. I...
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WO/1997/020790A1 |
The invention concerns solutions of alkoxides containing titanium and/or zirconium and/or hafnium and magnesium and/or calcium and/or strontium and/or barium of general formula (I): [MII(OR)2-y(OR1)y]n.[MIV(OR1)4-z(OR)z], in which: MII m...
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WO/1997/015602A1 |
Metal complexes useful as olefin polymerization catalysts corresponding to formula (I), wherein L is a delocalized, 'pi'-bonded group that is bound to M, containing up to 50 nonhydrogen atoms; M is a metal of Group 3, 4 or the Lanthanide...
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WO/1997/015583A1 |
Group 4 metal complexes comprising an indenyl group substituted in the 2 or 3 position with at least one group selected from hydrocarbyl, perfluoro substituted hydrocarbyl, silyl, germyl and mixtures thereof, said indenyl group further b...
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WO/1997/014500A1 |
The invention relates to a chiral solid catalyst, comprising an acid BEA topology zeolite provided with a metal-binap complex, and to a process for the production of substantially enantiomerically pure products from prochiral starting ma...
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WO/1997/009337A1 |
The invention concerns metallocene-phosphoramidite conjugates comprising one or a plurality of metallocenes and one or a plurality of phosphoramidites. The invention further concerns a process for preparing the metallocene-phosphoramidit...
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WO/1997/006185A1 |
Ruthenium and osmium carbene compounds that are stable in the presence of a variety of functional groups can be used to catalyze olefin metathesis reactions on unstrained cyclic and acyclic olefins are disclosed. Also disclosed are metho...
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WO/1997/000132A1 |
The invention concerns cobalt carbonyl catalysts of formula (I) in which R stands for -CH(CH2OCH2CH2)2 or -C2H4(OCH2CH2)nOY, wherein n = 1 to 12 and Y = H or CH3. The invention further concerns a process for their preparation and their u...
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WO/1996/040690A1 |
A metalorganic complex of the formula MAYX, wherein M is a y-valent metal; A is a monodentate or multidentate organic ligand coordinated to M which allows complexing of MAy with X; y is an integer having a value of 2, 3 or 4; each of the...
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WO/1996/040273A2 |
This invention relates to new oligonucleotide conjugates, which contain a coated chemically modified ferrite as signal-transmitting group, on which oligonucleotides are bound by connecting components. In this case, the oligonucleotides a...
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WO/1996/034021A1 |
Disclosed is a catalyst having general formula (I) where L is a ligand having formula (a). L' is L, Cp, Cp*, indenyl, fluorenyl, NR2, OR, or halogen, L can be bridged to L'; X is halogen, NR2, OR, or alkyl from C1 to C12, M is zirconium ...
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WO/1996/008503A1 |
A compound of formula (I) or salts thereof, where Ro is hydrogen or together with R7O denotes a C1-C15 hydrocarbylidenedioxy group, R1 is hydrogen, R1a or a group of formula (II), R1a is R1b or a protecting group Q, R1b is C1-C20 alkyl, ...
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WO/1996/003410A1 |
The present invention concerns novel hydrophilic metal complexes and the use thereof as luminescent marker groups in immunoassays.
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WO/1996/003409A1 |
The present invention concerns novel metal complexes with charged linker and the use of such complexes as luminescent marker groups in immunoassays.
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WO/1995/029669A2 |
A compound and method of making a compound for use as a diagnostic or therapeutic pharmaceutical comprises either a phosphorous or germanium core and at least two hydrazine groups forming a ligand for bonding to a metal extending from th...
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WO/1994/024137A1 |
A process for the asymmetric hydrogenation of furoimidazole derivatives of general formula (I) with hydrogen in the presence of a homogeneous catalyst to give the corresponding diastereomeric dihydrofuroimidazole derivatives of general f...
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WO/1994/017083A1 |
A compound which is, or which contains at least two repeating units, represented by formula (1): (LnMn1)n2An3 or by formula (2): (LnMn1)n2L'n4An3 wherein L and L' are the same or different bis-lactam ligand represented by formula (3) or ...
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WO/1994/006809A2 |
Novel pharmaceutical compositions contain as active principle an association of a tannin or tannin mixture and a metal derivative having a degree of oxidation of at least 3, said metal being selected from: V, Nb, Cr, Mo, W, Mn, Co, Ru, P...
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WO/1994/004141A1 |
Vitamin and mineral absorption in warm-blooded animals is promoted by means of a class of vitamin chelates where at least one of the bonds between the metal ion and the vitamin ligand is formed between the ion and an electron rich pi-clo...
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WO/1994/005025A1 |
A photovoltaic cell comprising an electrically conductive element to which one or more titanium dioxide layers have been applied, to which titanium dioxide layers a photosensitizer having at least one interlocking group (preferably a COO...
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WO/1993/022670A1 |
Methods of providing an image of the gastrointestinal region of a patient and diagnosing the presence of any tumorous tissue in that region using contrast media comprising a combination of at least one polyphosphorylated aliphatic or pol...
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WO/1993/020088A1 |
Mixed ligand metal complexes of nitric oxide-nucleophile adducts, useful as cardiovascular agents of the formula KA, wherein A is [(M)x'x(L)y(R1R2N-N2O2)z], and M is a pharmaceutilcally acceptable metal, or where x is at least two, M may...
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WO/1993/003839A1 |
This invention relates to asymmetric syntheses in which a prochiral or chiral compound is contacted in the presence of an optically active metal-ligand complex catalyst to produce an optically active product.
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WO/1993/001199A1 |
This invention relates to novel chiral 1,4-diol cyclic sulfates and their use as precursors in the preparation of chiral phospholane ligands, and chiral complexes useful as catalysts for carrying out enantioselective reactions.
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WO/1992/020650A2 |
Phosphite-borane compounds of formula (I) wherein each R1 is independently selected from: H; C1-C10 alkyl; alkylaryl; aralkyl; aryl; monovalent metal ions; nucleosides; and quaternary ammonium ions, (R4)4N+, in which the substituents R4 ...
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WO/1992/019235A2 |
A compound and method of making a compound for use as a diagnostic or therapeutic pharmaceutical comprises either a phosphorous or germanium core and at least two hydrazine groups forming a ligand for bonding to a metal extending from th...
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WO/1992/019573A2 |
A compound and method of making a compound for use as a diagnostic or therapeutic pharmaceutical comprises either a phosphorous or germanium core and at least two hydrazine groups forming a ligand for bonding to a metal extending from th...
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WO/1991/014694A1 |
Chiral catalysts for enantioselectively epoxidizing a prochiral olefin are disclosed, together with methods of using such catalysts. In accordance with one aspect of the invention, the catalyst is a salen derivative which has general str...
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WO/1991/006688A1 |
The invention comprises applying to a substrate a precursor of an organo-metallic compound, the precursor preferably consists of one or more pairs of ligand substituted Group III and V elements. The precursor is decomposed and deposits o...
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WO/1991/005762A1 |
There are disclosed polychelant compounds, that is multi-site metal chelating agents, and chelates formed therewith. The polychelants and especially their paramagnetic metal, heavy metal or radioactive metal polychelates are particularly...
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WO/1991/003262A1 |
Novel complexes of technetium (99Tc or 99mTc) which contain the moiety Tc=NR, Tc-N=NY or Tc(-N=NY)2, and a ligand which confers biological target-seeking properties on the complex, wherein R represents an aryl group, a substituted or uns...
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WO/1990/007342A1 |
The present invention is directed to a novel process for preparing isothiocyanate functionalized chelates by reacting amino functionalized chelates with thiophosgene.
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WO/1990/005115A1 |
Diphosphonic acids and their derivatives such as vinylidene-1,1-diphosphonic acid and 1,2-dihydroxyethane-1,1-diphosphonic acid complex metal ions, especially in II-VI oxidation states, to form water soluble complexes especially in stron...
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WO/1989/011875A1 |
A method is provided utilizing contrast agents which provide increased diagnostic information in the magnetic resonance image of the hepatobiliary system and alimentary tract, especially the small intestine. Novel contrast agents which a...
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WO/1989/012049A1 |
The new derivatives of metalloporphyrines in accordance with the invention are described in formula (I), in which A and B each represent (alpha) or (beta) and Z+ represents N+-R1 or C-N+R1R2R3, R1 being a straight aliphatic group of bran...
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WO/1989/010372A1 |
The invention relates to a molecule for marking a peptide or a protein, or more generally a compound of peptidic or proteinic nature, the invention being characterized in that said marking molecule comprises 1) at least one unsaturated o...
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WO/1988/007521A1 |
Compounds having the general formula (I), where n and m each denote the figures 0, 1, 2, 3 and 4, X denotes a hydrogen atom and/or a metallic ion equivalent of an element of the ordinal numbers 21-29, 31, 32, 37-39, 42-44, 49 or 57-83, R...
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WO/1988/006154A1 |
Molecular systems formed from ordered heterometallic chains containing A and B ions with different spins, connected by bis-bidentate ligands which, due to their substituent (s), are capable of creating a strong steric hindrance around th...
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WO/1984/003093A1 |
Novel compositions of matter which are mixed metal metallo-organic complex agents comprised of a chemically united complex aluminum moiety and a tetravalent zirconium moiety. The specific process for preparing such compositions in organi...
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JP2024513767A |
Asymmetric ligands based on ferrocenyl have the general formula: Fc(Ad2P)(R2P) and contains a di(1-adamantyl)phosphino group. Corresponding metal complexes useful as catalysts then include metal halide complexes, N-biphenyl metal cation ...
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