| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 564305000 |
Benzene ring containing
| 363 |
| 564123000 |
Carboxamides (i.e., Q-CO-HNH, wherein Q is a substituent having carbon bonded directly to the carbonyl or is hydrogen and wherein any substituent replacing one or both hydrogens shown will be referred to as E)
| 263 |
| 564463000 |
Acyclic
| 200 |
| 564032000 |
Ureas (i.e., HNH-CO-HNH, wherein substitution may be made for hydrogen only)
| 66 |
| 564248000 |
Containing nitrogen double bonded directly to carbon
| 57 |
| 564080000 |
Sulfonamides (i.e., Q-(O=)S(=O)-HNH, wherein Q is a substituent and wherein any substituent replacing one or both hydrogens shown will be referred to as E)
| 34 |
| 564281000 |
Quaternary ammonium containing
| 28 |
| 564008000 |
Boron containing (e.g., boron containing complexes, salts, etc.)
| 24 |
| 564225000 |
Amidines (i.e., HN=CH-HNH, wherein substition may be made for hydrogen only)
| 19 |
| 564015000 |
Phosphorus attached indirectly to amino nitrogen by nonionic bonding
| 17 |
| 564012000 |
Phosphorus attached directly to amino nitrogen by nonionic bonding
| 15 |
| 564445000 |
Preparing alicyclic ring containing compound directly by amination
| 13 |
| 564448000 |
Forming amine group of alicyclic ring containing compound directly by reduction
| 11 |
| 564300000 |
Nitroxides, oxyamines or hydroxylamines (i.e., HNH-O or HNH-OH, wherein substitution may be made for hydrogen only, including O-ether and O-ester derivatives)
| 11 |
| 564450000 |
Preparing alicyclic ring containing compound directly by hydrogenating benzene ring
| 9 |
| 564303000 |
Resolution per se of optical isomers
| 8 |
| 564457000 |
Plural alicyclic rings
| 7 |
| 564461000 |
Alicyclic ring and plural amino nitrogens containing
| 6 |
| 564462000 |
Cyclohexyl ring containing
| 6 |
| 564297000 |
Amine oxides | 4 |
| 20090054688 | Method For Producing Nitrogen-Containing Compound - The present invention provides a process for producing high-purity aliphatic tertiary amines containing a less amount of by-products by subjecting aliphatic acid amides to hydrogenation reduction under moderate conditions, as well as a process for producing amine derivatives from the aliphatic tertiary amines, with a good productivity in an economically advantageous manner. The present invention relates to a process for producing an aliphatic tertiary amine by subjecting a specific aliphatic amide to hydrogenation reduction in the presence of a catalyst containing copper and at least one element selected from the group consisting of elements belonging to Groups 2, 3 and 7 of the Periodic Table; the catalyst; and a process for producing amine oxide by reacting the tertiary amide obtained by the above production process with hydrogen peroxide. | 02-26-2009 |
| 20110207964 | PROCESS FOR PRODUCING NITROGEN-CONTAINING COMPOUNDS - The present invention relates to a process for producing a tertiary amine in the presence of a catalyst containing copper and at least one element selected from the group consisting of elements belonging to Groups 2, 3, 7 and 12 of the Periodic Table (long form of the periodic table), said process including the steps of (a) reducing an amide compound in a hydrogen atmosphere; and (b) introducing a dialkyl amine containing a linear or branched alkyl group having 1 to 6 carbon atoms into a reaction product obtained in the step (a), and treating the reaction product with the dialkyl amine. The present invention provides a process for producing high-purity aliphatic tertiary amines containing a less amount of by-products by reducing aliphatic acid amides under moderate conditions using a chromium-free catalyst, as well as a process for producing amine derivatives such as amine oxide by using the aliphatic tertiary amines, with a good productivity in an economical manner. | 08-25-2011 |
| 20110257436 | PROCESS FOR THE MANUFACTURE OF EASILY DISPERSIBLE, SOLID N'-HYDROXY-N-CYCLOHEXYL-DIAZENIUM OXIDE SALTS - Process for the manufacture of solid M | 10-20-2011 |
| 20140031591 | CONTINUOUS PROCESS TO MAKE AMINE OXIDE - A continuous process for making amine oxide surfactant comprising the steps of (a) providing the following components; a tertiary amine composition and an aqueous hydrogen peroxide composition, (b) mixing the components from step a) in a mixing device, (c) passing the mixture exiting the mixing device from step b) into an aqueous amine oxide composition comprising from 65 to 80 wt % amine oxide, (d) adjusting the temperature of the amine oxide composition made in step c) to between 40 and 80° C., (e) collecting the amine oxide surfactant; and wherein, for every 1 part of the component mixture from step b) being passed into the aqueous stream in step c), between 8 and 30 parts of the temperature adjusted amine oxide composition from step d) are recycled back to step b) and passed through the mixing device together with the components from step a). | 01-30-2014 |
| 564302000 |
Racemization per se or with resolution of optical isomers | 4 |
| 20110306792 | PROCESS FOR PREPARING TOLTERODINE AND THE L-TARTRATE THEREOF - The present invention relates to a process for preparing tolterodine and the L-tartrate thereof. The preparation consists of the following steps: A) ammonolysis reaction between diisopropylamine and compound 2 (3,4-dihydro-6-methyl-4-phenyl-2H-benzopyran-2-one) activated by an activator to afford the amide 3; B) reduction of the amide by a reductant to give compound 1, i.e., racemic tolterodine free base; C) Resolution of the tolterodine free base to afford tolterodine L-tartrate. The present route is very short and suitable for industrial production. | 12-15-2011 |
| 20130296608 | NOVEL STEREOSPECIFIC SYNTHESIS OF (-) (2S, 3S)-1-DIMETHYLAMINO-3-(3-METHOXYPHENYL)-2-METHYL PENTAN-3-OL - The present invention relates to a novel stereospecific synthesis of (−)(2S,3S)-1-dimethylamino-3-(3-methoxyphenyl)-2-methyl pentan-3-ol an intermediate in the synthesis of 3-[(1R,2R)-3-(dimethylamino)-1-ethyl-2-methylpropyl]phenol. | 11-07-2013 |
| 20130345475 | PROCESS FOR THE RACEMIZATION OF OPTICALLY ACTIVE ARYLALKYLAMINES - Many optically active amines are valuable pharmaceuticals and intermediates for the preparation of active compounds. It is frequently the case that only one of the two enantiomers is active or not harmful, so that isolation of this enantiomer from the racemic mixture is necessary. Processes for racemate resolution make it possible to separate racemic mixtures into their enantiomers. Here, it is useful to once again racemize the enantiomer which is not required and recirculate it to racemate resolution and thus improve the yield of the desired enantiomer. The present invention relates to processes for the racemization of optically active amines, in particular arylalkylamines, in the presence of hydrogen and a hydrogenation/dehydrogenation catalyst comprising nickel, cobalt and copper as active components at elevated temperature. | 12-26-2013 |
| 20140051888 | NOVEL STEREOISOMERIC MIXTURES, SYNTHESIS AND USES THEREOF - A novel stereochemical mixture of 1,6-diaryl-2,5-diaminohexanes, such as a mixture of stereoisomers of 1,6-diphenylhexane-2,5-diamine, is described. Also described are methods of preparing stereochemically pure 1,6-diaryl-2,5-diaminohexanes, and particularly stereochemically pure 1,6-diphenyl-2,5-diaminohexane. Also described is the use of both the mixture of stereoisomers and the individual stereoisomers. | 02-20-2014 |
| 564002000 |
With preservative or stabilizer | 4 |
| 20120316362 | STABLE AQUEOUS ACRYLAMIDE SOLUTION - The present invention provides a process for stabilizing an aqueous acrylamide solution. The present invention also provides a stable aqueous acrylamide solution containing acetaldehyde at a weight ratio relative to acrylamide of 1.5 mg/Kg to 4 mg/Kg. | 12-13-2012 |
| 20150038742 | N-Substituted Carbamic Acid Ester Production Method and Isocyanate Production Method Using the N-Substituted Carbamic Acid Ester - The present invention provides a method for producing N-substituted carbamic acid-O-aryl ester derived from a compound having an ureido group, the method comprising the step of carrying out esterification or esterification and transesterification from the compound having the ureido group and a hydroxy composition containing one type or a plurality of types of hydroxy compounds. | 02-05-2015 |
| 20100016634 | METHOD FOR STABILIZING CARBODIIMIDE DERIVATIVE AND STABILIZED COMPOSITION THEREOF - Disclosed is a method for stabilizing a carbodiimide derivative (1) which is a condensing agent useful for production of general synthetic chemical products. Also disclosed is a stabilized composition of the carbodiimide derivative. The method is characterized in that the carbodiimide derivative (1) is handled in an atmosphere wherein the concentration of molecular oxygen in the gas phase within a container is set at not more than 3% by volume and/or in the co-presence of at least one compound selected from the group consisting of antioxidants, N-oxyl compounds, sulfur compounds, amines and Lewis acids. | 01-21-2010 |
| 20170231219 | Using Novel Amines to Stabilize Quaternary Trialkylalkanolamines | 08-17-2017 |
| 564017000 |
Thioureas (i.e., HNH-C(=S)-HNH, wherein substitution may be made for hydrogen only) | 4 |
| 20130066109 | COMPOUNDS AND RELATED METHODS OF USE - Described herein are compounds of formula (I), related compositions, and their use, for example in the formation of α-amino acids or a precursor thereof such as an α-aminonitrile. | 03-14-2013 |
| 20160194279 | ONE POT PROCESS FOR THE CONVERSION OF AROYL CHLORIDES TO ACYL THIOUREAS | 07-07-2016 |
| 20130296605 | Compositions and Methods for Inhibition of Cathepsins - This invention is directed to compound of Formula I and methods of using these compounds in the treatment of conditions in which modulation of a cathepsin, particularly cathepsin K or cathepsin L, will be therapeutically useful. | 11-07-2013 |
| 20150031915 | Compositions and Methods for Inhibition of Cathepsins - This invention is directed to compound of Formula I and methods of using these compounds in the treatment of conditions in which modulation of a cathepsin, particularly cathepsin K or cathepsin L, will be therapeutically useful. | 01-29-2015 |
| 564453000 |
Alicyclic ring or ring system and amino nitrogen are attached indirectly by an acyclic carbon or chain | 2 |
| 20110124919 | 3-AMINOMETHYL-1-CYCLOHEXYLAMINE, AND METHOD FOR THE PRODUCTION THEREOF - The present invention relates to 3-aminomethyl-1-cyclohexylamine and to a process for preparation thereof by a) reacting cyclohexenone with hydrogen cyanide in the presence of a basic catalyst, b) reacting the cyclohexanonenitrile obtained in stage a) with ammonia in the presence of an imine formation catalyst, and c) reacting the 3-cyanocyclohexylimine-containing reaction mixture obtained in stage b) with hydrogen and ammonia over hydrogenation catalysts. | 05-26-2011 |
| 20080306304 | Method For Producing O-Alkylated Cyclic Aminoalcohols - A process for preparing O-alkylated amino alcohols of the formula (I) by reacting N-unsubstituted or N-monosubstituted amino alkoxide salts with alkyl halides, the amino alkoxide salts being formed by means of alkoxides | 12-11-2008 |
| 564074000 |
Thiocarboxamides (i.e., compounds containing -C(=S)-HNH, wherein substitution may be made for hydrogen only) | 2 |
| 20090005594 | Synthesis of taxol enhancers - Disclosed is a method of preparing a thiohydrazide product compound from a hydrazide starting compound. The hydrazide starting compound is represented by Structural Formula (I): | 01-01-2009 |
| 20120078013 | METHOD FOR PRODUCING 4-SUBSTITUTED BENZOTHIOAMIDE DERIVATIVE - Disclosed is a method appropriate for safely, economically and easily producing at a high yield a 4-substituted benzothioamide derivative which is useful as an intermediate in the production of a 2-(3-cyanophenyl)thiazole derivative useful as a drug for gout. Specifically disclosed is a method for producing a 4-substituted benzothioamide derivative represented by formula (A). | 03-29-2012 |
| 564280000 |
Phenol or thiophenol addition salts | 2 |
| 20090099391 | Novel Aryl Compound - A novel aryl compound represented by the formula (1) in which the characteristic groups represented by X | 04-16-2009 |
| 20140378706 | PROCESS FOR THE PREPARATION OF (1R,2R)-3-(3-DIMETHYLAMINO-1-ETHYL-2-METHYL-PROPYL)-PHENOL - The present invention relates to a process for the preparation of (1R,2R)-3-dimethylamino-1-ethyl-2-methyl-propyl)-phenol. | 12-25-2014 |
| 564079000 |
Sulfamides (i.e., HNH-(O=)S(=O)-HNH, wherein substitution may be made for hydrogen only) | 1 |
| 20100228054 | Method for Producing Sulfonamides - The invention relates to methods for producing sulfonamides of formula I, wherein the variables have the designations cited in the description, by reacting m-nitro-benzoic acid chlorides of formula II with aminosulfons of formula III, under the influence of B equivalents of base IV. Said method is characterised in that, during step a) the aminosulfon of formula III is reacted with B1 equivalents of base IV, and during step b), the reaction mixture resulting from step a) is reacted with m-nitro-benzoic acid chlorides of formula II and B2 equivalents of base IV; B, B1 and B2 having the designations cited in the description. | 09-09-2010 |
| 564107000 |
Nitramines (i.e., compounds containing nitro bonded directly to amino nitrogen) | 1 |
| 20090018363 | PROCESS FOR PRODUCING NITROISOUREA DERIVATIVES - Disclosed is an improved process for producing nitroisourea derivatives which is necessary for producing nitroguanidine derivatives having an insecticidal activity. Specifically disclosed is a process for producing nitroisourea derivatives represented by the following general formula (3), which is characterized in that nitroisourea derivatives represented by the following general formula (1) and amines represented by the following general formula (2) or a salt thereof are reacted in the presence of a catalytic amount of a hydrogen carbonate, | 01-15-2009 |
| Entries |
| Document | Title | Date |
|---|
| 20090112020 | Nitrogen-Containing Carbon Material and Method of Producing the Same - The present invention provides a nitrogen-containing carbon material characterized in that it satisfies a specific relational expression between the number ratio of nitrogen atoms to carbon atoms and the number ratio of hydrogen atoms to carbon atoms and has peaks in specific regions in the X-ray diffraction and in the laser Raman spectrum. The nitrogen-containing carbon material of the present invention can be produced by carbonizing azulmic acid in an inert gas atmosphere, and it is useful as an electrode material or the like because it has a high nitrogen content and a low hydrogen content. | 04-30-2009 |
| 20100130779 | Volatile Group 2 Metal 1,3,5-Triazapentadienate Compounds - The present invention is directed to Group 2 metal 1,3,5-triazapentadiene compositions, such as bis(1,5-bisN,N′(methoxyethyl)-2,4-bis(dimethylamido)-1,3,5-triazapentadienate) barium; and the deposition of the metals of such metal ligand compositions by chemical vapor deposition, pulsed chemical vapor deposition or atomic layer deposition to produce Group 2 metal containing films, such as barium, strontium titanate ternary films or strontium titanate binary films for electronic materials device manufacturing. | 05-27-2010 |
| 20110160485 | METHOD FOR THE PRODUCTION OF MIXED OXIDES CONTAINING COPPER AND CHROMIUM - The present invention relates to a method for producing a nanocrystalline mixed oxide material containing copper and chromium as well as the mixed oxide material containing copper and chromium produced by the method according to the invention and its use as catalyst, in particular for dehydrogenating alcohols, for hydrogenation reactions, for reducing nitrocompounds, for hydrogenating carboxylic acids and for hydrogenating free fatty acids to fatty alcohols. | 06-30-2011 |
| 20110178337 | PROCESS FOR PRODUCING MIXED METAL RARE EARTH METAL HALIDE SOLUTIONS IN ORGANIC SOLVENTS - The present invention relates to lithium salt-containing rare earth halide solutions in aprotic solvents, processes for production thereof and also use thereof. | 07-21-2011 |
| 20110237833 | RECOVERY AND PURIFICATION PROCESS FOR ORGANIC MOLECULES - The invention concerns a process for the recovery of an organic moiecule from the overhead vapor phase of aqueous media by adsorbing onto an adsorbent, wherein no additional thermal energy for said vaporization is provided, and wherein the organic molecule is recovered afterwards by desorbing from the adsorber. | 09-29-2011 |
| 20120029233 | METHOD AND APPARATUS FOR RECOVERY OF AMINE FROM AMINE-CONTAINING WASTE WATER AND REGENERATION OF CATION EXCHANGE RESIN - Provided is an apparatus for recovering amines from amine-containing waste water generated in power stations, etc., and regenerating a cation exchange resin. The apparatus includes: a cation exchange resin layer capturing amines from amine-containing waste water and eluting the amines therefrom; a degassing tower degassing the eluted amines; a vacuum pump connected to the degassing tower; and a condensation and cooling tower condensing the degassed amines at a temperature of −33° C. or lower, wherein the amines captured in the cation exchange resin layer are eluted by injecting a strong acidic solution, while the resin is regenerated, and the amines eluted by the strong acidic solution is subjected to vacuum degassing and then recovered. Provided also is a method for recovering amines and regenerating a cation exchange resin using the apparatus. The apparatus and method for recovering amines and regenerating a cation exchange resin improve the quality of effluent water from power stations, etc., and increase the cost-efficiency through the recycle of amines. | 02-02-2012 |
| 20160145168 | Preparation method of nanosheet nitrogen-containing porous carbon material - A preparation method of a nanosheet nitrogen-containing porous carbon material includes steps of: dissolving alkali and water-soluble amine-containing compound in water, forming an aqueous solution; adding cellulose or a derivative thereof into the aqueous solution; after mixing and drying, obtaining a crystal composite of the alkali and the water-soluble amine-containing compound, wrapped by the cellulose or the derivative thereof; carbonizing the crystal composite under nitrogen gas flow; washing a crabonized product; and obtaining the nanosheet nitrogen-containing porous carbon material. Through changing a proportion among the alkali, the water-soluble amine-containing compound and the cellulose or the derivative thereof, a specific surface area, pore structure, nitrogen content and thickness of the nanosheet nitrogen-containing porous carbon material are adjusted. The nanosheet nitrogen-containing porous carbon material has the thickness of 10-100 nm, the specific surface area of 800-2000 m | 05-26-2016 |
| 20160167968 | NITROGEN-CONTAINING CARBON MATERIAL AND METHOD OF MANUFACTURING THE SAME | 06-16-2016 |
