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6348611 |
Process for carbonylation of epoxide derivatives
The present invention relates to a process for carbonylation of epoxide derivatives, in which the reactivity, selectivity and the yield are superior. More specifically, the present invention...
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6313333 |
Multinuclear cationic platinum complexes with antitumor activity
The present invention relates to tetra- and penta-nuclear platinum complexes with antitumor activity, to a method for preparing them and to pharmaceutical compositions containing them.
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6288229 |
Ruthenium complex having di or tetrapyridophenazine ligand useful for use as luminescent material
A ruthenium (II) complex having a dipyridophenazine or tetrapyridophenazine ligand and being represented by the formula (1) or (2) shown in the specification. Upon absorption of light, the complex...
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6274806 |
Platinum complex for use as sensitizer for semiconductor electrode of solar cell
A platinum complex represented by the formula PtL 1 /L 2 or PtLX 1 /LX 2 wherein L 1 and L each represent a ligand selected from the group consisting of 2,2'-bipyridine compounds having at...
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6268357 |
Organic vanadium (III) complexes and their use
Organic complexes of vanadium are provided, having the general structure VL 3 , where V is vanadium(III) and L is a monoprotic bidentate ligand that forms a five-membered, unsaturated vanadium...
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6180788 |
Catalyst compositions
The invention is directed towards a metal complex having the formula LMX 1 X 2 . L is a bidentate nitrogen-containing ligand with more than 2 nitrogens. M is copper, silver, or gold. X 1 and X 2 ...
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6177528 |
Substituted aminomethylphosphines, compositions and coordination complexes of same, their synthesis and processes using same
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...
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6168776 |
Alkyl, alkenyl and alkynyl Chrysamine G derivatives for the antemortem diagnosis of Alzheimer's disease and in vivo imaging and prevention of amyloid deposition
Amyloid binding compounds which are non-azo derivatives of Chrysamine G, pharmaceutical compositions containing, and methods using such compounds to identify Alzheimer's brain in vivo and to...
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6136827 |
Cyclic amine modulations of chemokine receptor activity
The present invention is directed to cyclic amines of the formula I: ##STR1## (wherein R 1 , R 2 , R 3 , m and n are defined herein) which are useful as modulators of chemokine receptor activity....
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6127369 |
5,10-dihydrodipyrido[2,3-b:2,3-e]pyrazin and 5,10-dihydrodipyrido[2,3-b:3,2-e]pyrazin compounds
A compound selected from those of formula (I): ##STR1## wherein: X represents N, C or CH, Y represents N when X represents C or CH, or Y represents C or CH when X represents N, R 1 ...
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6077805 |
Hexacoordinated ruthenium or osmium carbene catalysts
Hexacoordinated ruthenium and osmium catalysts of the formulae ##STR1## in which M and M' independently of one another are ruthenium or osmium; X, X', Y and Y' independently of one another are...
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6013798 |
Precious metal composition
Gold thiolates of formula AuSR" or a salt thereof, in which R" is such that HSR" represents: 4,6-dihydroxy-2-mercaptopyrimidine; N-(2-mercaptoacetyl)glycine; N-(3-mercaptopropionyl)glycine;...
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5986074 |
Metal chelates as pharmaceutical imaging agents, processes of making such and uses thereof
The present invention relates to novel metal chelates, exemplified as technetium-99m or rhenium chelates, and to the process of preparing such metal chelates from corresponding ligands. These...
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5942616 |
Metal ion coordinated complex crystal
A metal ion coordinated complex crystal is composed of cation of a nitrogen-containing heterocyclic aromatic compound, anion of triiodine and metal ion. The complex crystal can be used as...
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5919928 |
Phenanthridine derivatives and metal complexes thereof used for transparent recording medium or optical recording medium
A phenanthridine derivative metal complex of formula 1 having a large absorption in the near-infrared range and a reduced absorption in the visible range, which phenanthridine derivative metal...
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5912207 |
Stable herbicidal compositions containing metal chelates of herbicidal dione compounds
Metal chelates of herbicidal dione compounds of the formula ##STR1## are chemically stable for long periods of time under normal as well as extreme temperature conditions. Chemically stable liquid...
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5892033 |
Metallic chelating dye
Disclosed is a metal chelate dye which is composed of a metal ion and a ligand that is a methine dye having 2 or more bonding positions capable of coordinate bond to the metal ion at the bonding...
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5892042 |
Acridine derivative metal complexes used for transparent recording medium or optical recording medium
An acridine derivative metal complex of formula 2 having a large absorption in the near-infrared range and a reduced absorption in the visible range, which acridine derivative metal complex is used...
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5886203 |
Metalorganic compounds
A process is provided for the production of metalorganic compounds by reacting a Grignard reagent with a Group II, Group III or Group V metal halide in a tertiary alkyl amine solvent to form a...
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5728691 |
Quinolonylcarboxamidocephalosporin derivatives and pharmaceutical compositions containing them
Derivatives of 7-aminoceph-3-em-4-carboxylic acid with 6-fluoroquinolone derivatives in which the cephem and 6-fluoroquinolone moieties are bound to each other through a carboxamido bond as well as...
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5693310 |
Amide complexes
Compounds of general Formula I ##STR1## wherein R 3 is a saturated, unsaturated, straight- or branched-chain or cyclic aliphatic hydrocarbon residue of up to 16 carbon atoms or, if R 4 is a...
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5681830 |
Opioid compounds
Diarylmethyl piperazine compounds having utility as exogenous receptor combinant species for binding with receptors such as delta, mu, sigma, and/or kappa receptors are disclosed. Compounds of the...
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5633256 |
Certain pyrimidinyloxy-phenyl acrylates, derivatives thereof and their fungicidal use
This invention relates to derivatives of acrylic acid useful in agriculture (especially as fungicides but also as plant growth regulators, insecticides and nematocides), to processes for preparing...
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5624662 |
Liposoluble heterocyclic compounds useful as magnetic resonance imaging agents
Novel complexes of paramagnetic ions and compounds bearing long acyl chains have been synthesized as magnetic resonance imaging contrast agents. These novel liposoluble contrast agents may be...
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5624919 |
Trans platinum (IV) complexes
Novel trans-platinum IV complexes which contain heterocycle ligands such as quinoline or isoquinoline, anionic ligands such as halide or sulfate, and which optionally may contain ammonia, or a...
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5616750 |
Compounds and process
A compound of formula (I): ##STR1## n which M is a transition metal ion; A is a counter-ion if required; r, s and t are independently 0 to 3 such that r+s+t is in the range of 1 to 3; R a , R...
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5602076 |
Certain fungicides, pesticides and plant growth regulants
This invention relates to derivatives of acrylic acid useful in agriculture (especially as fungicides but also as plant growth regulators, insecticides and nematocides), to processes for preparing...
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5602236 |
Metal-containing steroid mimics and ligands useful in the preparation thereof
Metal-containing steroid mimic complexes are provided. Compositions containing a metal ion incorporated into a steroid skeleton structure and ligands useful in the preparation of such compositions...
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5587144 |
Diazine chelating agents for diagnostic imaging
Heterocyclic chelating agents and salts thereof of formula I: ##STR1## wherein X represents a bond, O or S, or a group CHR 1 or NR 3 ; each R 1 represents H, a group OR 3 or NR 3 R 3 , or an...
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5567815 |
Teritary amine containing antonic initiators used in preparing polymers and process for the preparation thereof
An anionic initiator system formed by the reaction product of: (1) an organolithium compound with (2) the reaction product of (a) a secondary amine and (b) diisopropenyl benzene, initiates...
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5556864 |
α-ω-diarylalkane compounds serotonin-2 receptor agonists
Compounds of formula (I): ##STR1## [wherein: R 1 is aryl; R 2 is hydrogen, alkyl, alkoxy, halogen or cyano; R 3 is a group of formula --B--NR 4 R 5 , where R 4 and R 5 are independently...
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5554357 |
Magnetic resonance imaging agents containing hydrazide moieties
Novel magnetic resonance imaging agents comprise complexes of paramagnetic ions with hydrazide derivatives of polyaminocarboxylic acid chelating agents. These novel imaging agents are characterized...
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5532373 |
Aluminate complex and use thereof in photopolymerizable composition and image-forming material
An aluminate complex represented by formula (I): ##STR1## with the groups in the aluminate complex as defined in the specification, and which is capable of radical generation upon photoexcitation;...
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5530139 |
Condensed heterocyclic compound with a sulfonic acid group and process for producing the same
A condensed heterocyclic compound having a structure represented by formula (I): ##STR1## wherein the substituents are as defined in the specification herein.
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5516940 |
Multifunctional ligand for use as a diagnostic or therapeutic pharmaceutical
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...
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5514799 |
1,1-vinyl substituted nonlinear optical materials
Nonlinear optical compounds having structures with delocalized resonance configurations corresponding to: ##STR1## wherein A 1 and A 2 are independently selected from electron withdrawing...
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5512687 |
Compounds for inhibiting immune response
Novel ruthenium complexes for use as immunosuppressive agents to prevent or significantly reduce graft rejection in organ and bone marrow transplantation are described. The ruthenium complexes can...
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5506357 |
Cyanine dyes for use in optical recording medium
A photostable cyanine dye possessing a structure represented by the general formula I or II: Φ + -L=ΨQ - (I) Φ=L-Ψ + Q - (II) wherein Φ...
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5502065 |
Indole derivatives as 5-HT.sub.1 -like agonists
The present invention provides compounds of the formula: ##STR1## and pharmaceutically acceptable salts thereof.
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5500297 |
Electron acceptor compositions technical field
Stable electron acceptor compositions are composed of a plurality of pillared metal complexes disposed on a supporting substrate. At least one Group VIII metal at zero valence is entrapped within...
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5466692 |
Substituted pyridopyrimidines and antihypertensives
This invention relates to substituted pyridopyrimidinones of general formula (I): ##STR1## wherein R 1 and R 2 are independently H, lower alkyl containing 1 to 6 carbon atoms, hydroxyalkyl...
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5466804 |
Silver-carboxylate/1,2-diazine compounds as silver sources in photothermographic and thermographic elements
Novel silver-carboxylate/1,2-diazine compounds having the formula: ##STR1## wherein: R 1 represents either an alkyl, aralkyl, cycloalkyl, or alkenyl group of up to 29 carbon atoms; or an aryl...
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5451563 |
Silyl heterocyclic fungicides
Fungicidal heterocyclic silyl compounds of the general formula ##STR1## have been discovered wherein Het is a six membered heterocyclic moiety; R is hydrogen or a trisubstituted silyl group; R 1 ,...
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5420099 |
Sulfanomide herbicides
A compound having the formula ##STR1## wherein A is CR 7 ; and R 1 through R 7 are substituents such as hydrogen, halogen, branched and straight chain hydrocarbons, cyclic hydrocarbons,...
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5410052 |
Symmetrical and unsymmetrical polyalkylamine metal complexes for ligand extraction and generation
Mthods and apparatus for the extraction of a ligand such as molecular oxygen from a first fluid environment and for release of a ligand such as molecular oxygen, as well as ligand carrier compounds...
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5409915 |
Bis-platinum (IV) complexes as chemotherapeutic agents
Novel bis(platinum) (IV) complexes coupled via diamine bridging agents are taught as well as methods for their preparation. These complexes are to be used as pharmaceutical agents, e.g., for the...
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5384108 |
Magnetic resonance imaging agents
Novel magnetic resonance imaging agents comprise complexes of paramagnetic ions with hydrazide derivatives of polyaminocarboxylic acid chelating agents. The complexes are represented by the formula...
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5380629 |
Method of making and a photographic element containing bleach accelerator silver salts
This invention provides a process for preparing a bleach accelerator silver salt dispersion by precipitating a salt of a bleach accelerating compound and a silver salt wherein the vAg is maintained...
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5378708 |
Insecticidal, acaricidal and fungicidal aminopyrimidines
Compounds of the formula: ##STR1## wherein A, Q and R 2 to R 5 are as defined in the text, compositions containing them and methods for using them to control insects, acarids and fungi.
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5374632 |
2,3-dihydro- 1-(8-methyl-1,2,4-triazolo[4,3-B]-pyridazin-6-yl)-4(1H)-pyridinone
2,3-Dihydro-1-(8-methyl-1,2,4-triazolo [4,3-b]pyridazin-6-yl)-4(1H)-pyridinone has been prepared in substantially pure form and has been found to be useful for alleviating bronchial spasms in...
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