Abstract: A compound represented by formula (I), or (II), or a salt thereof, for eradicating weeds.

Abstract: A method for purifying (S)-oxiracetam is disclosed. Crude (S)-oxiracetam with the purity of 89% is dissolved in water; the solution is allowed to stand for 1 to 3 days at 0° C. to 18° C.; a colorless transparent crystal is precipitated; the solution is filtered and top-washed with cold water to 0° C. to 5° C.; and the product is dried in vacuum to obtain high-purity (S)-oxiracetam.

Abstract: A compound represented by formula (I), or (II), or a salt thereof, for eradicating weeds.

Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising a biologically active moiety-linker conjugate D-L, wherein D is a hydroxyl-comprising biologically active moiety; and L is a promoiety comprising a moiety L1 represented by formula (I) and wherein L1 is substituted with one to four groups L2-Z and optionally further substituted, provided that the hydrogen marked with the asterisk in formula (I) is not replaced by a substituent; wherein L2 is a single chemical bond or a spacer and Z is a carrier group. The invention also relates to pharmaceutical compositions comprising said prodrugs and their use as medicaments.

Abstract: The invention relates to Fatty Acid Fumarate Derivatives; compositions comprising an effective amount of a Fatty Acid Fumarate Derivative; and methods for treating or preventing cancer, a metabolic disorder or neurodegenerative disorder comprising the administration of an effective amount of a Fatty Acid Fumarate Derivative.

Abstract: The present invention relates to a linker for forming conjugates of a protein or peptide with a therapeutically active agent and which comprise a thiomaleamic acid moiety that is susceptible to cleavage under the pH conditions prevalent in the lysosome.

Abstract: Disclosed are cyclic dione derivatives represented by formula (I), wherein the substituents are as defined in the description. The preparation method, intermediate and use thereof are also provided.

Abstract: The present invention relates to an electrolyte having improved high-rate charge and discharge property, and a capacitor comprising the same, and more particularly to an electrolyte having improved high-rate charge and discharge property comprising an aromatic compound, which comprises at least one compound of the following Chemical Formula 1 to Chemical Formula 11 that can induce resonance effect of electron movement, and which is a substituted organic compound in which a functional group is present at a location that can structurally prevent local polarization effect, and the boiling point of which is 80° C. or higher, wherein R in the Chemical Formula 1 to Chemical Formula 11 is at least one functional group selected from the alkyl group consisting of methyl, ethyl, propyl and butyl, and a capacitor comprising the same.

Abstract: A photoresist composition containing (A) a polymer having a structural unit (I) that includes an acid-labile group, and (I) a compound represented by the following formula (1). In the following formula (1), R1, R2, R3 and R represent a hydrogen atom or a monovalent organic group having 1 to 20 carbon atoms. X represents a single bond, an oxygen atom or —NRa—. Ra represents a hydrogen atom, a hydroxy group or a monovalent organic group having 1 to 20 carbon atoms, and optionally taken together represents a ring structure by binding with R each other. A? represents —SO3? or —CO2?. M+ represents a monovalent onium cation.

Abstract: A method of eradicating weeds by applying to the weeds a compound derived from 3-acetyl-5-sec-butyl-4-hydroxy-3-pyrrolin-2-one.

Abstract: The present invention relates to novel 5-hydroxy-5-aryl-pyrrol-2-ones, their preparation and their use as non-peptide CCK ligands, particularly in pharmaceutical formulations thereof.

Abstract: The present invention relates to a novel process for the preparation of 1-H-pyrrolidine-2,4-dione derivatives and to novel intermediates and to a process for their preparation.

Abstract: Disclosed in the present invention is a method for preparing a (?)-clausenamide compound of formula (I), comprising: firstly, catalyzing the asymmetrical epoxidation of trans-cinnamate using a chiral ketone derived from fructose or a hydrate thereof as a catalyst, and then subjecting the product to amidation, oxidation, cyclization and reduction successively to finally obtain the optically pure (?)-clausenamide compound of formula (I).

Abstract: The invention relates to novel compounds of the formula (I) in which W, X, Y, Z, and CKE have the meanings given above, to a plurality of processes and intermediates for their preparation and to their use as pesticides and/or herbicides and/or fungicides. Moreover, the invention relates to selectively herbicidal compositions comprising, firstly, the biphenyl-substituted cyclic ketoenols and, secondly, a crop plant compatibility-improving compound. The present invention furthermore relates to the boosting of the action of crop protection compositions comprising in particular biphenyl-substituted cyclic ketoenols through the addition of ammonium or phosphium salts and optionally penetrants, to the corresponding compositions, to processes for their preparation and to their use in crop protection as insecticides and/or nematicides and/or acaricides and/or fungicides and/or for preventing unwanted plant growth.

Abstract: A method for purifying levo-oxiracetam is disclosed. Crude levo-oxiracetam is dissolved in water; an organic solvent is added dropwise into the solution until the solution just turns turbid; the solution is allowed to stand for 1 to 3 days at 0° C. to 18° C.; a colorless transparent crystal is precipitated; the solution is filtered and top-washed with cold water of 0° C. to 5° C.; and the product is dried in vacuum to obtain high-purity levo-oxiracetam.

Abstract: The present invention relates to prodrugs or a pharmaceutically acceptable salt thereof comprising a covalent treprostinil carrier conjugate as well as pharmaceutical composition comprising said compounds. The compounds may be used as medicaments, especially for diseases or disorders which can be treated by treprostinil, such as pulmonary arterial hypertension (PAH).

Abstract: The present invention is to provide uses of the L-oxiracetam in preparation of medicines for preventing or treating coma. Experimental results show that L-oxiracetam wake-promoting effects of alcoholism-induced coma is obvious, and D-oxiracetam has basically no effect. The effect of the above wake-promoting effects of L-oxiracetam is 2 times greater than racemic oxiracetam. The wake-promoting effects of L-oxiracetam on trauma or anesthesia-induced coma are both significant.

Abstract: An (S)-4-hydroxy-2-oxo-1-pyrrolidine acetamide racemate referred to as (S)-oxiracetam crystal form II has a diffraction peak at a diffraction angle 2? of 10.669, 13.25, 13.847, 14.198, 16.729, 17.934, 18.746, 18.816, 20.273, 20.413, 21.431, 21.617, 21.663, 23.38, 24.324, 24.415, 26.069, 26.107, 27.901, 28.621, 28.925, 29.449, 29.484, 31.702, 36.516, 37.685, or 39.721 degrees. The purity of the (S)-oxiracetam crystal form II can be up to 98.5%, and the (S)-oxiracetam crystal form II has the advantages of simple preparation method, mild control condition, low production cost, and the produced oxiracetam hydrate crystal form II has a high purity (the oxiracetam hydrate crystal form having a purity of 8%˜98.5% can be prepared by a crude levo-oxiracetam having a purity of 92%, and thus having a good reproducibility in production.

Abstract: Disclosed is a 4-hydroxy-2-oxo-1-pyrrolidineacetamide racemate crystal form I which is prepared by the following steps: dissolving crude 4-hydroxy-2-oxo-1-pyrrolidineacetamide racemate in a solvent such as a micromolecular alcohol to form a saturated solution; heating and stirring the solution overnight at 38˜42° C. to obtain a suspended precipitate; filtering and drying the solution to obtain a crystal. Such 4-hydroxy-2-oxo-1-pyrrolidineacetamide racemate crystal form I has a purity as high as 99.5%, which has significant treatment effect on curing respective diseases, and the 4-hydroxy-2-oxo-1-pyrrolidineacetamide racemate crystal form I has the features of simple manufacturing method, mild control condition, and low production cost, and its yield rate is as high as 99.5% which is applicable for mass production.

Abstract: Disclosed in the present invention is a method for preparing a (?)-clausenamide compound of formula (I), comprising: firstly, catalyzing the asymmetrical epoxidation of trans-cinnamate using a chiral ketone derived from fructose or a hydrate thereof as a catalyst, and then subjecting the product to transesterification, oxidation, cyclization and reduction successively to finally obtain the optically pure (?)-clausenamide compound of formula (I).

Abstract: A method for purifying (S)-oxiracetam is disclosed. Crude (S)-oxiracetam with the purity of 89% is dissolved in water; the solution is allowed to stand for 1 to 3 days at 0° C. to 18° C.; a colorless transparent crystal is precipitated; the solution is filtered and top-washed with cold water to 0° C. to 5° C.; and the product is dried in vacuum to obtain high-purity (S)-oxiracetam.

Abstract: Compounds of Formula (I) are disclosed herein and their use in inhibiting quorum sensing in bacteria.

Abstract: The present invention relates to pyrrolidinone derivatives. The pyrrolidinone derivatives are GPR119 modulators and useful for the prevention and/or treatment of diabetes, obesity, dyslipidemia and related disorders. The invention furthermore relates to the use of pyrrolidinone derivatives as active ingredients in pharmaceuticals, and pharmaceutical compositions comprising them.

Abstract: The invention relates to novel 2-acyloxypyrrolin-4-ones of the formula (I) in which A, B, G, W, X, Y and Z have the meaning given above, to a plurality of processes and intermediates for their preparation, and to their use as pesticides and/or herbicides. The invention also relates to selective herbicidal compositions comprising, firstly, the 2-acyloxypyrrolin-4-ones and, secondly, a crop plant compatibility-improving compound. The present invention furthermore relates to the boosting of the action of crop protection compositions comprising, in particular, 2-acyloxypyrrolin-4-ones, through the addition of ammonium salts or phosphonium salts and optionally penetrants, to the corresponding compositions, to processes for producing them and to their application in crop protection as insecticides and/or nematicides and/or acaricides and/or for preventing unwanted plant growth.

Abstract: The present invention relates to the use of 3,4-disubstituted pyrrole 2,5-diones of the formula I as defined in the description for controlling phytopathogenic fungi. Further the invention relates to novel compounds of the formula I.

Abstract: The present invention relates to novel benzoyl derivatives of 3-aminocarbazole, to a pharmaceutical composition containing them, to a method for preparing them and to the use of such compounds for the production of a drug that is useful in the treatment or prevention of disturbances associated with the production of prostaglandin E2 (PGE2), for instance inflammatory processes, pain, fever, tumours, Alzheimer's disease and atherosclerosis.

Abstract: The invention relates to novel iodophenyl-substituted cyclic ketenols of the formula (I) in which CKE, J, X and Y are as defined above, to a plurality of processes and intermediates for their preparation and to their use as pesticides and/or herbicides, and also to selective herbicidal compositions comprising firstly iodophenyl-substituted cyclic ketonols of the formula (I) and secondly at least one crop plant compatibility-improving compound.

Abstract: This invention is directed to stereoselective synthesis of compounds of formula (I) or formula (II): or a pharmaceutically acceptable salt, ester, amide, complex, chelate, clathrate, solvate, polymorph, stereoisomer, metabolite or prodrug thereof; wherein R3, R4 and R5 are defined herein. Compounds of formula (I) and formula (II) are known to be useful in treating arrhythmias.

Abstract: Non-peptide, azole-substituted nitric oxide snythase inhibitor compounds, compositions and related methods, as can be used to enhance bioavailability and inhibit production of nitric oxide.

Abstract: In one aspect, there is provided a protein-drug conjugate compound comprising a protein covalently attached by a linker to one or more drug moieties, wherein the linker has a half-life of from 1 hour to 50 hours in phosphate buffered saline at 37° C. A carbonyl derivative of LU103793 is also described that can be used in a protein-drug conjugate compound comprising an antibody covalently attached by a linker to the drug moiety comprising, consisting or consisting essentially of the carbonyl derivative.

Abstract: The invention relates to a process for the aminohydroxylation of alkenes using N-oxycarbamate reagents, e.g. N-acyloxycarbamate, N-alkyloxycarbonyloxycarbamate and N-aralkoxycarbonyloxycarbamate reagents. The invention particularly relates to an intermolecular aminohydroxylation reaction that can be carried out in the absence of added base. The invention also relates to novel N-oxycarbamate reagents that are stable crystalline materials. The process of the invention is useful in the synthesis of compounds having a vicinal amino alcohol moiety, such as biologically active compounds.

Abstract: Tetramic acid analogues of Formula I and Formula II have antibacterial activity, primarily against gram-positive bacteria, and are iron chelators.

Abstract: Natural and synthetic compounds having a lactone structure methods for alleviation of pain, especially pain associated with disorders such as melanoma, leukemia, breast cancer, lung cancer, ovarian cancer, colon cancer, esophagus cancer, liver cancer, and lymphatic cancer. Initial studies have shown that patients can be taken off of morphine when the preferred alpha-methylene-gamma-butyrolactone is administered in a dosage of between 60 and 120 mg/day intramuscularly.

Abstract: The invention relates to novel compounds of the formula (I), in which W, X, Y, Z and CKE are each as defined above, to several methods and intermediates for preparation thereof and to the use thereof as pesticides and/or herbicides. The invention also relates to selective herbicidal compositions which comprise firstly haloalkylmethyleneoxyphenyl-substituted ketoenols and secondly a compound which improves crop plant compatibility. The present invention further relates to the enhancement of the action of crop protection compositions comprising especially haloalkylmethyleneoxyphenyl-substituted ketoenols, by the addition of ammonium or phosphonium salts and optionally penetration enhancers, to the corresponding compositions, to methods for production thereof and to the use thereof in crop protection as insecticides and/or acaricides and/or for preventing undesired plant growth.

Abstract: The present invention relates to novel trifluoromethoxyphenyl-substituted tetramic acid derivatives of the formula (I), in which J, X, Y, A, B, D and G have the meanings given above, to a number of processes for their preparation, and to their use as pesticides and/or herbicides. The invention further provides selective herbicidal compositions which comprise, firstly, trifluoromethoxyphenyl-substituted tetramic acid derivatives and, secondly, a crop plant compatibility-improving compound. The invention further relates to the boosting of the action of crop protection compositions comprising compounds of the formula (I) through the additions of ammonium salts or phosphonium salts and optionally penetrants.

Abstract: The invention relates to novel haloalkoxyspirocyclic tetramic and tetronic acid derivatives of the formula (I) in which W, X, Y, Z, A, D, Q1, Q2, m and G have the meanings given above, to a plurality of processes and intermediates for their preparation, and to their use as pesticides and/or herbicides. Moreover, the invention provides selective herbicidal compositions comprising, firstly, haloalkoxyspirocyclic tetramic and tetronic acid derivatives and, secondly, a crop plant compatibility-improving compound. The invention furthermore relates to increasing the action of crop protection compositions comprising compounds of the formula (I) through the addition of ammonium salts or phosphonium salts and optionally penetrants.

Abstract: A compound represented by the formula (I?): or a salt thereof, has a superior androgen modulating action, wherein R1, R2, R4 to R8, R10 and R11 are defined in the claim.

Abstract: The invention relates to novel 3?-alkoxy spirocyclic tetramic and tetronic acids of formula (I), wherein A, B, D, Q1, Q2, G, W, X, Y and Z are as defined in the description, to several methods and intermediate products for the production and the use thereof in the form of pesticides and/or herbicides and/or microbicides, to selective herbicide agents, 3?-alkoxy spicrorylic tetramic and tetronic acids and to at least one compound which improves cultivated plants compatibility.

Abstract: The invention relates to Fatty Acid Fumarate Derivatives; compositions comprising an effective amount of a Fatty Acid Fumarate Derivative; and methods for treating or preventing cancer, a metabolic disorder or neurodegenerative disorder comprising the administration of an effective amount of a Fatty Acid Fumarate Derivative.

Abstract: A crystal form I of (S)-4-hydroxy-2-oxo-1-pyrrolidine acetamide, or named (S)-oxiracetam, is provided, which is characterized by a powder x-ray diffraction pattern that exhibits data of d-values versus the relative intensities as: 7.075(M), 5.355(S), 5.092(S), 4.590(M), 4.325(M), 4.259(S), 4.041(VS), 3.808(M), 3.542(M), 3.445(M), 3.393(M), 2.972(M), 2.914(S). A method for preparing a crystal form I of (S)-oxiracetam is also provided, which includes preparing the crude product and crystallizing A use of the crystal form I of (S)-oxiracetam in the manufacture of a medicament for preventing and treating memory dysfunction is also provided. Accordingly, the crystal form I of (S)-oxiracetam prepared by the method has high purity of more than 99.3% based on the percentages of the mass, with better efficacy than (S)-oxiracetam for preventing or treating memory dysfunction.

Abstract: A preparation method of (S)-4-hydroxy-2-oxo-1-pyrrolidine acetamide is provided, which includes the steps of preparing the crude product and crystallizing, wherein acetone and water are used as solvents in the step of crystallizing. The (S)-oxiracetam prepared by the method of the present invention has high purity of more than 99.3% and low impurity of 0-0.5%, based on the percentages of the mass. According to the method of the present invention, with regard to the way of charging materials, adding inorganic base only just a few times is easier to handle and more convenient to the industrial manufacturing and application.

Abstract: Novel polypeptide derivatives having protracted profile of action.

Abstract: The invention relates to 5?-biphenyl-substituted cyclic ketoenols for therapeutic purposes, to pharmaceutical compositions and to their use in therapy, in particular for the prophylaxis and therapy of tumour disorders.

Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof, comprising a drug linker conjugate D-L, wherein D being a biologically active moiety containing an aromatic hydroxyl group is conjugated to one or more polymeric carriers via secondary carbamate-containing linkers L. Such carrier-linked prodrugs achieve drug releases with therapeutically useful half-lives. The invention also relates to pharmaceutical compositions comprising said prodrugs and their use as medicaments.

Abstract: This invention is directed to stereoselective synthesis of compounds of formula (I) or formula (II): or a pharmaceutically acceptable salt, ester, amide, complex, chelate, clathrate, solvate, polymorph, stereoisomer, metabolite or prodrug thereof; wherein R3, R4 and R5 are defined herein. Compounds of formula (I) and formula (II) are known to be useful in treating arrhythmias.

Abstract: The present invention is directed to conjugates of hydrolytically stabilized maleimide-functionalized water soluble polymers and to methods for making and utilizing such polymers and their precursors.

Abstract: The present invention relates to the use of a compound comprising a moiety of formula (I) as a reagent for protecting a thiol group in a thiol compound wherein X, X? and Y are as defined herein. The protecting group methodology of the present invention allows straightforward and selective protection of thiol groups. Cleaving of the thiol group to regenerate the thiol functional group is also facile and controllable. The present invention further provides an analogous protecting group methodology directed to protection of disulfide groups.

Abstract: The present invention relates to a product comprising a solid substrate and a moiety of formula (I) linked thereto: wherein X, X? and R are as defined herein. The product is useful for immobilising target molecules such as molecules of biochemical interest to solid substrates for numerous applications, such as affinity chromatography, ELISA, biotechnological assay techniques and solid phase peptide synthesis.

Abstract: The present invention relates to a novel process for the preparation of 1-H-pyrrolidine-2,4-dione derivatives and to novel intermediates and to a process for their preparation.

Abstract: The invention relates to novel cycloalkylphenyl-substituted cyclic ketoenols of the formula (I) in which J, X, Y, m and CKE are as defined above, to processes and intermediates for their preparation and to their use as pesticides and/or herbicides. Moreover, the invention relates to selective herbicidal compositions comprising, firstly, the cycloalkylphenyl-substituted cyclic ketoenols and, secondly, a crop plant compatibility-improving compound. The invention furthermore relates to increasing the activity of crop protection compositions comprising compounds of the formula (I) by adding ammonium or phosphonium salts and, if appropriate, penetrants.