Abstract: The present invention discloses novel aromatic ketone compounds with functional substitution groups at para- or meta positions which can be used as photo-initiators or effective components of photo-initiator mixtures for the photopolymerizations of ethylenically unsaturated systems. The preparation of these compounds is also disclosed.

Abstract: The present invention relates to a compound represented by the following general formula (I): wherein R1 and R2 independently represent a monovalent hydrocarbon group; R3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; X represents a divalent hydrocarbon group; and R4, R5 and R6 independently represent a monovalent organic group or a group represented by the following general formula (II): in which R7 and R8 independently represent a monovalent hydrocarbon group; and R9 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, with the proviso that R5 and R6 may combine together to form a divalent hydrocarbon group. The aforementioned compounds are useful as a polymerization inhibitor and the like.

Abstract: Use of homogeneous catalytic systems which include as a pre-catalyst a complex of a group 4 metal and a Salan ligand in the polymerization of alpha-olefins, is disclosed. The Salan ligand is characterized by a sequential diamino-containing skeleton unit which is non-symmetric, and the pre-catalysts can also be such that are devoid of a symmetry element. The disclosed polymerization results in alpha-olefin polymers such as polypropylene which are characterized by high levels of tacticity. Also disclosed are novel Salan ligands and novel complexes thereof with group 4 metals.

Abstract: The present invention discloses novel aromatic ketone compounds with functional substiution groups at para- or meta positions which can be used as photo-initiators or effective components of photo-initiator mixtures for the photopolymerizations of ethylenically unsaturated systems. The preparation of these compounds is also disclosed.

Abstract: Methods and compositions for treating disease caused by infectious agents, particularly tuberculosis. In particular, methods and compositions comprising substituted ethylene diamines for the treatment of infectious diseases are provided. In one embodiment, these methods and compositions are used for the treatment of mycobacterial infections, including, but not limited to, tuberculosis.

Abstract: The invention provides compounds of formula I F-L-Q (I) where F comprises a fluorophore capable of absorbing energy at an excitation wavelength and, in the absence of a quencher, emitting energy at an emission wavelength, which is different than the excitation wavelength; Q comprises a quencher; L comprises a linker moiety having two ends, one end being covalently bound to F and the other end being covalently bound to Q. The compounds are capable of undergoing a reversible reaction (1), provided below: (1) where Q+ is an oxidized form of Q representing the absence of a quencher, Ox comprises an oxidizing agent, which is capable of oxidizing Q to its oxidized form Q, and Red comprises a reducing agent, which is capable of converting Q back to its reduced form Q. The compounds can undergo photo-induced electron transfer when irradiated with energy and when Q exists in its oxidized form, Q+.

Abstract: Methods and compositions for treating disease caused by infectious agents, particularly tuberculosis. In particular, methods and compositions comprising substituted ethylene diamines for the treatment of infectious diseases are provided. In one embodiment, these methods and compositions are used for the treatment of mycobacterial infections, including, but not limited to, tuberculosis. In certain embodiments, the present invention comprises compositions comprising novel substituted ethylene diamine compounds further comprising antitubercular agents such as rifampicin, isoniazid, pyrazinamide and ethambutol.

Abstract: Methods and compositions for treating disease caused by infectious agents, particularly tuberculosis. In particular, methods and compositions comprising substituted ethylene diamines for the treatment of infectious diseases are provided. In one embodiment, these methods and compositions are used for the treatment of mycobacterial infections, including, but not limited to, tuberculosis.

Abstract: Methods and compositions for treating disease caused by infectious agents, particularly tuberculosis. In particular, methods and compositions comprising substituted ethylene diamines for the treatment of infectious diseases are provided. In one embodiment, these methods and compositions are used for the treatment of mycobacterial infections, including, but not limited to, tuberculosis.

Abstract: Neuroprotectant agents are provided which do not contain peptides and axe protected from the degradation that limits the use of peptide-based drugs in systemic circulation. With great selectivity for NMDA receptors, the agents exert an open channel block on NMDA receptors, and protect neuronal cells containing such receptors from excitatoxic cell death.

Abstract: A hybrid dye is provided that is useful for coloring keratin fibers and skin. The hybrid dye has the structure X-S-Y, where X is derived from a substantive dye, Y is derived from an oxidation dye precursor or a melanin precursor, and S is a direct bond or spacer group. The present invention also provides a composition for coloring keratin fibers that contains the hybrid dye.

Abstract: The invention relates to substituted polycyclic aryl and heteroary tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted diamines.

Abstract: The invention relates to substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N,N-disubstituted diamines.

Abstract: The present invention relates to the use of halofantrine free base in the treatment of malarial infections. In particular, lipid-based formulations for oral and injectable use are disclosed.

Abstract: A compound, or solvate or salt thereof, of formula (I) ##STR1## in which, R.sub.1 and R.sub.2, are, independently hydrogen, linear or branched C.sub.1-6 alkyl, C.sub.3-7 cycloalkyl, C.sub.3-7 cycloalkenyl, or C.sub.3-6 alkenyl, or together form a C.sub.3-7 alkyl;R.sub.3 and R.sub.4 are, independently, hydrogen, linear or branched C.sub.1-6 alkyl, or R.sub.4 is oxygen forming with the carbon atom to which is attached a C.dbd.O group;R.sub.5 is hydrogen, hydroxy, or C.sub.1-3 alkoxy;R.sub.6 is halogen, NH.sub.2 or a para or meta --COR-8 group, in which R.sub.8 is C.sub.1-8 -alkyl, C.sub.1-8 -alkoxy or NR.sub.9 R.sub.10, wherein R.sub.9 and R.sub.10, are, independently, hydrogen, straight or branched C.sub.1-6 alkyl, C.sub.3-7 cycloalkyl or phenyl; or R.sub.6 is a para or meta group ##STR2## in which R.sub.11 and R .sub.12 are, independently, hydrogen or straight or branched C .sub.1-6 and,R.sub.7 is hydrogen, or straight or branched C.sub.1-8 alkyl; is provided.

Abstract: The invention relates to diaryl antimicrobial compounds of the general formula: ##STR1## where G, E L, J, q, m, X, Ar, W, p, n and A are as described herein, pharmaceutical compositions containing the compounds, methods for their production and their use in treating bacterial infections.

Abstract: Isoprene derivatives of formula (I) ##STR1## wherein m is an integer of 0 to 3,n is an integer of 5 to 12,A is cyclo(C.sub.3 -C.sub.6)alkylene, phenylene, fluorenylene, pyrrolidinylene, piperazinylene, 9-aza-3-oxabicyclo?3.3.1!-nonylene,R.sub.1 and R.sub.2 are each independently benzyl, of which a phenyl ring may be substituted by 1 to 5 substituents selected from the group consisting of hydroxy, (C.sub.1 -C.sub.4)alkyl, (C.sub.1 -C.sub.4)alkoxy and halogen,X is a single bond or a divalent radical of --(CH.sub.2).sub.p NH--,p is an integer of 0 to 3, or a pharmaceutically acceptable salt thereof. Those compounds are useful as multidrug resistance inhibitors for overcoming multidrug resistance of cancer and agents for enhancing an activity of anti-cancer agents.

Abstract: N-arylmethylene ethylenediaminetriacetate, N-arylmethylene iminodiacetate or N,N'-diarylmethylene ethylenediaminediacetate type compounds and their use in combatting oxidative stress, and pharmaceutical and cosmetic compositions comprising said compounds. The invention also concerns a process for the preparation of said compounds.

Abstract: A process of reforming an alkyleneamine feedstock or a mixture of such feedstocks to an alkyleneamine or a mixture of alkyleneamines which is different from the feedstock or feedstock mixture. The process is catalyzed by one of the following: Group VB metal oxides, Group VB metal phosphates, Group IIA metal silicates, and tungsten oxides. For example, ethylenediamine is contacted with a catalyst of niobic acid or magnesium silicate to yield predominantly diethylenetriamine and non-cyclic triethylenetetramines; whereas high molecular weight polyethylenepolyamines are cracked by the same catalysts to mixtures of lower molecular weight linear and cyclic materials.

Abstract: The present invention relates to novel acyclic ethylenediamine derivatives of nitrogen containing heterocyclic compounds, and specifically, to compounds of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are defined as in the specification. It also relates to novel intermediates used in the synthesis of such derivatives.Compounds of the formula I and their pharmaceutically acceptable salts are useful in the treatment of inflammatory and central nervous system disorders, as well as other disorders.

Abstract: A process of reforming an alkyleneamine feedstock or a mixture of such feedstocks to an alkyleneamine or a mixture of alkyleneamines which is different from the feedstock or feedstock mixture. The process is catalyzed by one of the following: Group VB metal oxides, Group VB metal phosphates, Group IIA metal silicates, and tungsten oxides. For example, ethylenediamine is contacted with a catalyst of niobic acid or magnesium silicate to yield predominantly diethylenetriamine and non-cyclic triethylenetetramines; whereas high molecular weight polyethylenepolyamines are cracked by the same catalysts to mixtures of lower molecular weight linear and cyclic materials.

Abstract: The present invention relates to certain polyamine phenols which are useful as radioprotective agents.

Abstract: Gallium is efficiently extracted from strongly basic solutions containing aluminates by extractants having the tris- and/or tetrakis(2-hydroxybenzyl)-1,2-diaminoethane chemical moiety. The diaminoethane derivative may be used together with a hydrocarbyl 8-hydroxyquinoline and/or with a tertiary carboxylic acid.

Abstract: The invention relates to compounds having the general formula I ##STR1## where A if required can contain a functional and/or activated group C for coupling to selectively concentrating compounds or can contain a selectively concentrating compound coupled via the group C. B and B' are functional groups for coordinate bonding of groups carrying metal ions. The novel compounds are for forming complexes with radioactive metal ions, more particularly rhenium and technetium isotopes, and are used in medical diagnosis and therapy.

Abstract: An immunofluorescent assay method, characterized in using an immunodetective reagent, which is an antigen-like substance comprising a fluorescent substance and an antigen chemically bonded thereto with or without intervention of an additional chemical bond, said fluorescent substance being changed in the wavelength or intensity of the fluorescence when an antibody comes close thereto, and said antigen being specific to said antibody.

Abstract: A process for reforming alkyleneamines to predominantly linearly-extended polyalkylenepolyamines comprising contacting an alkyleneamine or mixture thereof with a catalyst under conditions such that a mixture of polyalkylenepolyamines enriched in linearly-extended products is formed, said catalyst containing at least one compound selected from the group consisting of (a) Group VB metal oxides, (b) Group VB metal phosphates, (c) silicates of Groups IIA, IIIB, IVB, VB, and the lanthanide and actinide metals, and (d) tungsten oxides, with the proviso that the silicates and tungsten oxides are essentially free of aluminum. For example, ethylenediamine is contacted with a catalyst of niobium phosphate or niobic acid under reaction conditions to yield predominantly non-cyclic polyethylenepolyamines.

Abstract: Gallium is efficiently extracted from strongly basic solutions containing aluminates by extractants having the tris- and/or tetrakis (2-hydroxybenzyl)-1,2-diaminoethane chemical moiety. The diaminoethane derivative may be used together with a hydrocarbyl 8-hydroxyquinoline and/or with a tertiary carboxylic acid.

Abstract: The present invention relates to an improved method of forming vicinal diamines. The method according to the present invention has the advantage of being highly stereoselective, capable of forming a wide variety of diamines including racemic and enantiomeric forms, and employing readily available starting and reaction materials.In particular the present invention relates to a method of forming vicinal diamines from a bis-imine precursor using nucleophilic additions of organometallic reagents.

Abstract: New polysubstituted diethylenetriaminepentaacetic acid chelates and protein conjugates of the same are described together with the methods of preparing such compounds. A method of delivering radiolabelled compound of the present invention to a target site while minimizing the distribution of the compound to non-targeted organs or tissues is also disclosed.

Abstract: It has been found out that polyaralkylamines of the formula stated in the claims are useful as corrosion inhibitors for metallic materials; furthermore were found out new polyaralkylamines of the formula stated in the claims and a process for their preparation.

Abstract: Reaction products in which polyethers are grown from substituted phenol-containing mannich bases have been found to be effective ashless dispersants and detergents for fuels and lubricants.

Abstract: This disclosure describes certain substituted piperazine-1,4-naphthalenediones useful as anti-asthmatic agents.

Abstract: There are provided compounds of formula I, ##STR1## and pharmaceutically acceptable derivatives thereof. There are also described the use of the compounds of formula I as pharmaceuticals, methods for making the compounds and pharmaceutical, e.g. cardiac, compositions containing the compounds.

Abstract: There are provided compounds of formula I, ##STR1## in which R.sub.1 represents OH,R.sub.2 and R.sub.3, which may be the same or different, each independently represent hydrogen, fluorine, chlorine, bromine, alkyl C1 to 6, nitro, nitrile, (CH.sub.2).sub.p R.sub.9 or SR.sub.9,W represents a single bond, a 1,2; 1,3; or 1,4-disubstituted benzene ring; a --CH.dbd.CH--group or a 1,4-cyclohexanediyl group;X respresents NH, O, S, SO.sub.2, CO, CH.sub.2, CONH or --COO;Y represents (CH.sub.2)q, CO, CS, SO.sub.2 and R.sub.20 represents hydrogen,or Y represents CR.sub.15 R.sub.16 CR.sub.17 R.sub.18,wherein the carbon atom bearing R.sub.15 and R.sub.16 is adjacent to X and in whichR.sub.15 and R.sub.18, together with the carbon atom to which they are attached form a carbonyl group, and R.sub.15, R.sub.16 and R.sub.20 each represent hydrogen, orR.sub.15 and R.sub.20 together form a chain --CH.sub.2 --, and R.sub.16, R.sub.17 and R.sub.18 each represent hydrogen, orR.sub.15, R.sub.16, R.sub.17 and R.sub.

Abstract: A compound of the formula ##STR1## wherein R.sub.1 is a phenethyl group, R.sub.2 is a hydrogen atom, R.sub.3 is a lower alkyl group, and (alkylene) is a lower alkylene chain substituted with a hydroxyl group; or an acid addition salt thereof is described.

Abstract: Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.3 each is benzyl or substituted with up to 3 methoxy groups, R.sub.2 is a hydrogen atom and (alkylene) is lower alkyl and the compounds are useful for controlling viral infections.

Abstract: Compositions useful as lubricant and fuel dispersants are prepared by reacting an intermediate (A) of the formulae ##STR1## wherein each R is hydrogen or a lower hydrocarbon-based group, Ar is an aromatic moiety having at least one aliphatic substituent of at least 6 carbon atoms and x is 1 to about 10, with an amino compound (B) which contains one or more amino groups having hydrogen bonded directly to an amino nitrogen.