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| Number | Title | Issue Date |
| 7858806 | Crystal form of 5-hydroxy-1-methylhydantoin Conventional I-form crystals of 5-hydroxy-1-methylhydantoin contain, remaining therein in a considerable amount, the organic solvent used in a purification step. In contrast, in II-form crystals, the amount of the organic solvent remaining therein is smaller than th... | 12/28/2010 |
| 7569701 | Crystal form of 5-hydroxy-1-methylimidazolidin-2,4-dione Conventional I-form crystals of 5-hydroxy-1-methylhydantoin contain, remaining therein in a considerable amount, the organic solvent used in a purification step. In contrast, in II-form crystals, the amount of the organic solvent remaining therein is smaller than th... | 08/04/2009 |
| 7488830 | Imidazolidine-2,4-dione monomers, useful in making hydantoin polymers A polymer that includes at least one monomeric unit having a pendant substituent group according to formula (II): wherein: R1 is H, chloro, bromo, alkyl, hydroxyalkyl, aryl, or ... | 02/10/2009 |
| 7348397 | Supramolecular polymers The invention relates to a supramolecular polymer containing units which are linked by hydrogen bonds, said units being monomers of prepolymers comprising at least one functional group selected from the functional groups (1) and (3) and a second functional group (5)... | 03/25/2008 |
| 7166422 | Silver halide color photographic material, and method of image formation Provided is a silver halide color photographic material having at least one yellow-coloring photosensitive silver halide emulsion layer, at least one magenta-coloring photosensitive silver halide emulsion layer, at least one cyan-coloring photosensitive silver halid... | 01/23/2007 |
| 7135492 | 1,3-disubstituted-2- thioxo-imidazolidine-4,5-dione derivatives useful in the treatment of atherosclerosis Antiatherosclerotic compounds of Formula I are provided: wherein: R is lower alkyl, alkenyl, alkynyl, or —O—(CH2)n—COOR′; R′ is ... | 11/14/2006 |
| 7115620 | 1,3-disubstituted-2-thioxo-imidazolidine-4,5-diones as potassium channel openers Compounds of Formula I are provided: wherein: R is lower alkyl or branched lower alkyl; and Ar is phenyl, phenyl substituted with one or more of halogen, lower alkyl, lower alkoxy, lower... | 10/03/2006 |
| 7084138 | Active ingredient combinations with insecticidal and acaricidal properties The invention relates to novel active compound combinations having very good insecticidal and acaricidal properties and containing (a) cyclic ketoenols having the formula in which the gro... | 08/01/2006 |
| 7034015 | Aminobenzoephenones The invention relates to a novel class of aminobenzophenones derivatives, to pharmaceutical preparations comprising said compounds, to dosage units of such preparations, to methods of treating patients comprising administering said compounds, and to the use of said ... | 04/25/2006 |
| 6919090 | Active substance combinations with insecticidal and acaricidal properties The invention relates to novel active combinations of certain cyclic ketoenols and certain active compounds that together have unexpectedly good insecticidal and acaricidal properties. ... | 07/19/2005 |
| 6423480 | Remover composition A remover composition obtained by adding 1 to 90% by weight of a cyclic urea compound represented by the following general formula (I): ##STR1## wherein, each of R1 and R2 independently represents a hydrogen atom, hydroxyl group, car... | 07/23/2002 |
| 6365752 | Process for preparing 1-substituted 5-hydroxy-imidazoline-2,4-diones and 1-substituted 5-alkoxy-imidazoline-2,4-diones A process for preparing specific 1-substituted 5-hydroxy-imidazoline-2,4-diones by reacting glyoxylic acid with N-substituted ureas is provided, where this process is carried out in a 10-80% strength aqueous solution and in the presence of an acid catalys... | 04/02/2002 |
| 6362343 | Process for halohydrin preparation A process for preparing a halohydrin of a water-miscible olefin comprising: reacting a water-miscible olefin in water with a compound of the formula (I) ##STR1## wherein R1 and R2 independently represent a branched or unbranched... | 03/26/2002 |
| 6307058 | Self-crosslinking hydroxy/alkoxy acyl imidazolidinone monomers Acyl imidazolidinones and compositions containing the same are disclosed, which are particularly suitable for use as self-crosslinkers and can also be used as wet adhesion properties, especially in latex-based polymer systems. Processes for preparing such... | 10/23/2001 |
| 6288063 | Substituted 4-biarylbutyric and 5-biarylpentanoic acid derivatives as matrix metalloprotease inhibitors Inhibitors for matrix metalloproteases, pharmaceutical compositions containing them, and a process for using them to treat a variety of physiological conditions. The compounds of the invention have the generalized formula (T)x A--B--D--E--G whe... | 09/11/2001 |
| 6103898 | Preparation of cyclic urea derivatives Cyclic urea derivatives of the formula I ##STR1## in which X, X', Y, Y' and Z can have various meanings, are prepared by a) reacting a urea derivative of the formula II ##STR2## with a diketone of the formula III ##STR3## and b) hydrog... | 08/15/2000 |
| 5925637 | Inhibition of matrix metalloproteases by substituted biaryl oxobutyric acids Matrix metalloprotease inhibiting compounds, pharmaceutical compositions thereof and a method of disease treatment using such compounds are presented. The compounds of the invention have the generalized formulas: ##STR1## wherein r is 0-2, T is selec... | 07/20/1999 |
| 5912261 | Carboxyalkyl heterocyclic derivatives Carboxyalkyl heterocyclic derivatives, pharmaceutically acceptable salts thereof, and therapeutic agents containing said compounds as an effective component are useful pharmaceuticals for the treatment of diabetic complications such as diabetic neuropathy... | 06/15/1999 |
| 5731311 | N,N-di(aryl) cyclic urea derivatives as anti-coagulants N,N-di(aryl) cyclic urea derivatives, such as the compounds of the following formula: ##STR1## wherein R1 is --C(NH)NH2, --C(NH)N(H)OR11, --C(NH)N(H)C(O)R9, or --C(NH)N(H)C(O)OR11 ; R2... | 03/24/1998 |
| 5691335 | Imidazolidine derivative and use thereof The invention relates to an imidazolidine derivative represented by the following general formula (1): ##STR1## wherein A and B mean individually an aromatic hydrocarbon group which may be substituted by 1-3 substituents selected from halogen atoms, ... | 11/25/1997 |
| 5681843 | Parabanic acid derivatives Parabanic acid derivatives, pharmaceutically acceptable salts thereof, and therapeutic agents containing said compounds as an effective component are useful pharmaceuticals for the treatment of diabetic complications such as diabetic neuropathy, diabetic ... | 10/28/1997 |
| 5606071 | Process for preparing 5-arylhydantoins using 5-hydantoin, a halogenating agent and p-phenol The present invention provides a novel process for the preparation of 5-arylhydantoins as an important intermediate of (D)-arylglycines (e.g., (D)-p-hydroxyphenyl-glycine) useful for the synthesis of semisynthetic penicillines and cephalosporins, the proc... | 02/25/1997 |
| 5484802 | Fungicidal -(dioxoimidazolidine)acetanilide compounds There are provided -(dioxoimidazolidine)acetanilide compounds which are effective for the control of phytopathogenic fungi, the control and prevention of disease caused thereby and the protection of crops therefrom. Further provided are fungicidal ... | 01/16/1996 |
| 5435841 | Insolubilizers for binders in paper coating compositions This invention relates generally to insolubilizers for use with binders in paper coating compositions. There is provided a process for preparing both an insolubilizer and paper coating composition containing the insolubilizer and a binder which, when appl... | 07/25/1995 |
| 5359080 | Yellow dye-forming coupler and silver halide color photographic material containing same There is disclosed an acylacetamide-type yellow coupler having an acyl group represented by formula (I) and a silver halide color photographic material containing same. ##STR1## wherein R1 represents a monovalent group, Q represents a grou... | 10/25/1994 |
| 5342958 | Organic compounds derived from urea or thiourea Compounds of the formula ##STR1## wherein A is a hydrogen atoms, a halogen atom, a methyl group, or a methoxy group; B is a hydrogen atom, a halogen atom, a methyl group, or a methoxy group, with the proviso that A and B ar not both a hydrogen atom; ... | 08/30/1994 |
| 5242939 | Anilide derivatives with angiotensin II antagonist properties This invention relates to anilide derivatives of Formula I ##STR1## which antagonize the binding of angiotensin II to its receptors. The compounds are useful in the treatment of hypertension, heart failure, glaucoma, and hyperaldosteronism. Methods o... | 09/07/1993 |
| 5239039 | Polyarylimidazolidines with phenolic hydroxyl end groups Polyarylimidazolidines with a degree of polymerization of about one to twenty and having phenolic hydroxyl end groups and a novel three-step process for their preparation are described. In the first step of the process, an excess of hydrogen cyanide is re... | 08/24/1993 |
| 5223525 | Pesticidal 1-arylimidazoles The invention describes novel 1-arylimidazoles of formula (I) ##STR1## wherein typically preferred substituents are: X is S(O)n R1, in which R1 is an alkyl group, preferably a methyl group, which is fully substituted ... | 06/29/1993 |
| 5214064 | Phenoxyphenylmethyl substituted azoles and pesticidal composition thereof N-substituted azoles of the formula I ##STR1## where R1, R2, R3 are each hydrogen, halogen, C1 -C8 -alkyl, C1 -C8 -alkoxy, C1 -C4 -haloalkyl, C1 | 05/25/1993 |
| 5142064 | Organic compounds derived from urea or thiourea, insecticidal preparations on the basis of the new substances and methods of producing the substances Compounds of the formula ##STR1## wherein A is a hydrogen atom, a halogen atom, a methyl group, or a methoxy group; B is a hydrogen atom, a halogen atom, a methyl group, or a methoxy group, with the proviso that A and B ar not both a hydrogen atom; X... | 08/25/1992 |
| 5137905 | Heterocyclic acetylenic amines having central nervous system activity Heterocyclic acetylenic amine compounds having the following structural formula ##STR1## having cholinergic agonist or antagonist activity useful in the treatment of mental disorders, extrapyramidal motor disorders, disorders of the parasympathe... | 08/11/1992 |
| 5122611 | Method of producing azomethine or indoaniline series dyes A method for producing an azomethine or indoaniline series dye, which comprises oxidatively condensing an active methylene- or methine-containing compound, except those containing a sulfonic or carboxylic acid group, and p-phenylenediamine, except those c... | 06/16/1992 |
| 5120855 | Formation of hydroxyaromatic ketoacetal from a hydroxyaromatic methylketone and production of 5-(4'-hydroxyphenyl)hydantoin and Dp-hydroxyphenylglycine from 4-hydroxyacetophenone The present invention provides a method for producing a hydroxyaromatic ketoacetal from a hydroxyaromatic methylketone. The invention further provides a method for producing a hydroxyaromatic ketoaldehyde from a hydroxyaromatic ketoacetal. The hydroxyarom... | 06/09/1992 |
| 5110944 | Process for preparing 5-hydroxyhydantoin A process for preparing 5-hydroxyhydantoin which comprises oxidizing 4,5-dihydroxyimidazolin-2-one having formula (I): ##STR1## with hydrogen peroxide in an aqueous medium in the presence of a metal ion. According to the process, 5-hydroxyhydantoin i... | 05/05/1992 |
| 5043469 | Process for preparing 5-substituted aminophenols Process for the introduction of functional or functionalizable substituents para to the amino group in 2-aminophenols and 3-aminophenols. The process proceeds in one step, with substitution occurring selectively at the position para to the amino group. Co... | 08/27/1991 |
| 4985453 | Parabanic acid derivatives and pharmaceutical compositions thereof Parabanic acid compound of the formula (I): ##STR1## wherein R is hydrogen or a lower alkyl group, X is hydrogen, an alkyl group, a cycloalkyl group, a lower alkylcycloalkyl group, a phenyl group or a phenalkyl group, and n represents an integer of 1... | 01/15/1991 |
| 4940812 | 5-substituted aminophenols Process for the introduction of functional or functionalizable substituents para to the amino group in 2-aminophenols and 3-aminophenols. The process proceeds in one step, with substitution occurring selectively at the position para to the amino group. Co... | 07/10/1990 |
| 4871391 | Herbicidal 5-substituted-2-4-imidazolidinediones 5-Substituted 2,4-imidazolidinediones having the formula ##STR1## wherein R is alkyl, phenyl or phenyl substituterd with alkyl, alkoxy, halo, haloalkyl, nitro or combinations thereof; R1 is alkyl, cycloalkyl, carboalkyl, alkylcarboalkyl, carboa... | 10/03/1989 |
| 4854934 | Substituted ureas for ennobling cellulose fibres They have the formula: ##STR1## where either R1 and R2 are identical and represent --CH2 R where R=H or a C1 to C4 alkyl group or R1 and R2 together form the --CH2 | 08/08/1989 |
