| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 548366100 | Chalcogen bonded directly to ring carbon of the diazole ring | 37 |
| 20110207940 | Preparing 5-fluoro-1-alkyl-3-fluoroalkyl-1H-pyrazole-4-carbonyl chlorides - The present invention relates to a novel process for preparing 5-fluoro-1-alkyl-3-fluoroalkyl-1H-pyrazole-4-carbonyl chlorides, a useful intermediate in the manufacture of fungicides. | 08-25-2011 |
| 20110288304 | Process for Preparing 1-Alkyl-3-difluoromethyl-5-hydroxypyrazoles - The present invention relates to a process for preparing 1-alkyl-3-difluoromethyl-5-hydroxypyrazoles, which are valuable intermediates for the production of fungicides. | 11-24-2011 |
| 20130131352 | Process for Preparing 1-phenylpyrazoles - The present invention to a process for preparing 1-phenylpyrazoles of the formula I | 05-23-2013 |
| 20130165664 | Preparing 5-Fluoro-1-alkyl-3-fluoroalkyl-1H-pyrazole-4-carbaldehydes - The present invention relates to a novel process for preparing 5-fluoro-1-alkyl-3-fluoro-1-alkyl-1H-pyrazole-4-carbonyl chlorides, a useful intermediate in the manufacture of fungicides. | 06-27-2013 |
| 20130253204 | PYRAZOLE COMPOUNDS HAVING THERAPEUTIC EFFECT ON MULTIPLE MYELOMA - Novel therapeutic agents for myeloma are provided. | 09-26-2013 |
| 548367400 | Nitrogen attached directly to the diazole ring by nonionic bonding | 15 |
| 20110190510 | Method for Producing and Purifying Trifluoromethanesulfinic Acid - The invention relates to a process for purifying trifluoromethanesulfinic acid by azeotropic distillation with an aromatic solvent, to processes for preparing purified trifluoromethanesulfinic acid and to the use of the purified trifluoronnethanesulfinic acid for preparing trifluoromethylsulfinylated pyrazole derivatives, especially fipronil. | 08-04-2011 |
| 20120184753 | METHOD FOR THE SYNTHESIS OF 5-AMINO-1-PHENYL-3-CYANO-4-TRIFLUOROMETHYL SULFINYL - The present invention relates to a method for the preparation of the 5-amino-1-phenyl-3-cyano-4-trifluoromethyl sulfinyl pyrazole having the described general formula (I), particularly preferred for the synthesis of Fipronil, through oxidation of a compound having the general formula (II) as follows: | 07-19-2012 |
| 20120215008 | Process for the Preparation of 4-Sulfinyl-Pyrazole Derivatives - The present invention relates to a novel process for the preparation of a compound of formula (I), | 08-23-2012 |
| 20130030190 | PROCESS FOR SYNTHESIS FIPRONIL - The present disclosure relates to a process for trifluoromethylsulfinyl pyrazole compound of formula I, | 01-31-2013 |
| 20130197238 | FIPRONIL PRODUCTION PROCESS - An improved oxidation process for preparing 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylsulphinyl-pyrazole, of formula (I) is described. The process includes admixing 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylthiopyrazole of formula (II) with dichloroacetic acid and hydrogen peroxide in the presence of a strong acid. | 08-01-2013 |
| 20140155620 | FIPRONIL PRODUCTION PROCESS - An improved oxidation process for preparing 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylsulphinyl-pyrazole, of formula (I) is described. The process includes admixing 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylthiopyrazole of formula (II) with dichloroacetic acid and hydrogen peroxide in the presence of a strong acid. | 06-05-2014 |
| 20140194630 | PROCESS FOR SYNTHESIS OF FIPRONIL - A process for preparation of Fipronil (i.e. 5-amino-1-(2, 6-dichloro-4-trifluoromethylphenyl)-3-cyano-4-trifluoro-methylsulphinyl-pyrazole) is provided, which comprises oxidizing 5-amino-1-(2,6-dichloro-4-trifluoromethylphenyl)-3-cyano-4-tri-fluoromethylthio-pyrazole with sulfuric acid and hydrogen peroxide as oxidizing agent in the presence of a solvent such as ethylene dichloride, chlorobenzene. | 07-10-2014 |
| 20150087845 | PROCESS FOR PREPARATION OF SUBSTITUTED 3'-HYDROAZINO-DIPHENYL-3-CARBOXYLIC ACID COMPOUNDS - The present invention provides a process for the preparation of substituted 3′-hydrazino-biphenyl-3-carboxylic acid compounds. The present invention further provides a process for the preparation of 3′-{N′-[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-pyrazol-4-ylidene]hydrazino}-2′-hydroxybiphenyl-3-carboxylic acid, its intermediate compounds and pharmaceutically acceptable salts thereof. | 03-26-2015 |
| 20150099892 | FIPRONIL PRODUCTION PROCESS - An improved oxidation process for preparing 5-amino-3-cyano-1-(2,6-dichloro-9-trifluoromethylphenyl)-4-trifluoromethylsulphinyl-pyrazole, of formula (I) is described. The process includes admixing 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-trifluoromethylthiopyrazole of formula (II) with dichloroacetic acid and hydrogen peroxide in the presence of a strong acid. | 04-09-2015 |
| 548367700 | The nitrogen is multiply bonded to acyclic carbon or is bonded to nitrogen of the diazole ring | 2 |
| 20080281107 | Process for the preparation of 5-alkylthioalkylamino-I-phenyl-pyrazoles - The invention relates to a process for the preparation of 5-alkylthioethylamino-1-phenyl-pyrazoles of formula (I) and the preparation of 5-methylamino-1-phenylpyrazole intermediates. | 11-13-2008 |
| 20090030211 | Process for the Preparation of Fipronil, an Insecticide, and Related Pyrazoles - This invention relates to a process for the preparation of 5-amino-1-phenyl-3-cyano-4-trifluoromethyl sulphinyl pyrazoles as defined by Formula-I, | 01-29-2009 |
| 548368400 | Having -C(=X)-, wherein X is chalcogen, bonded directly to the nitrogen | 2 |
| 20090069571 | Process for the Preparation of 5-Alkylthioalkylamino-I-Phenyl-Pyrazoles - The invention relates to a process for the preparation of 5-alkylthioethylamino-1-phenyl-pyrazoles of formula (I) and the preparation of 5-methylamino-1-phenylpyrazole intermediates. | 03-12-2009 |
| 20120071666 | Method for Purifying a Pyrazolinone Derivative - A method for purifying a pyrazolinone derivative comprising a step of mixing a solution containing a mixture containing the pyrazolinone derivative and a good solvent which can dissolve the pyrazolinone derivative with a poor solvent to crystallize the pyrazolinone derivative. | 03-22-2012 |
| 548368700 | The nitrogen and the chalcogen are directly bonded to non-adjacent carbons of the diazole ring (e.g., pyrazolone imide or imino pyrazolone, etc.) | 1 |
| 20130217890 | METHOD FOR PRODUCING PYRAZOLINONE SALT - A salt represented by formula (4) produced via
| 08-22-2013 |
| 548369100 | Chalcogen attached indirectly to the nitrogen by acyclic nonionic bonding | 1 |
| 20140350267 | PROCESS FOR THE PREPARATION OF N-SUBSTITUTED PYRAZOLE COMPOUNDS - A process for the preparation of a compound of formula I: | 11-27-2014 |
| 548369400 | Having -C(=X)-, wherein X is chalcogen bonded directly to the diazole ring | 8 |
| 20140012013 | METHOD FOR PRODUCING PYRAZOLE CARBOXYLIC ACID DERIVATIVE - Disclosed is a process for producing a pyrazole carboxylic acid derivative which is useful as a significant intermediate of an 11βHSD-1 inhibitor. | 01-09-2014 |
| 20140073799 | THIENOPYRAZOLE DERIVATIVE HAVING PDE7 INHIBITORY ACTIVITY - To provide thienopyrazole derivatives inhibiting PDE 7 selectively, and therefore, enhance cellular cAMP level. Consequently, the compound is useful for treating various kinds of disease such as allergic diseases, inflammatory diseases or immunologic diseases. The compound is thienopyrazole compound represented by the following formula (I): | 03-13-2014 |
| 548369700 | Acyclic nitrogen or chalcogen bonded directly to the -C(=X)- group | 6 |
| 20090018345 | PYRAZOLE-1-CARBOXYLATE DERIVATIVES, PROCESS FOR THE PRODUCTION THEREOF AND PROCESS FOR THE PRODUCTION OF PYRAZOLE DERIVATIVES - Disclosed are pyrazole-1-carboxylate derivatives of the general formula (1), | 01-15-2009 |
| 20100105923 | PROCESS FOR PRODUCTION OF HYDROXYADAMANTANEAMINE - Disclosed is a process for producing 1-hydroxy-4-aminoadamantane. | 04-29-2010 |
| 20110269971 | PROCESS FOR PRODUCTION OF HYDROXYADAMANTANEAMINE - Disclosed is a process for producing 1-hydroxy-4-aminoadamantane. | 11-03-2011 |
| 20120259128 | ADAMANTANAMINE DERIVATIVE - Disclosed is an adamantanamine derivative which is useful as a significant intermediate of an 11βHSD-1 inhibitor. | 10-11-2012 |
| 20140128616 | OXYGEN-SUBSTITUTED 3-HETEROAROYLAMINO-PROPIONIC ACID DERIVATIVES AND THEIR USE AS PHARMACEUTICALS - The present invention relates to compounds of the formula I, wherein A, D, E, G, R | 05-08-2014 |
| 20150018561 | CF3O-CONTAINING ENAMINOKETONES AND THEIR UTILIZATION FOR THE PREPARATION OF CF3O-CONTAINING PYRAZOLES - The present invention pertains to novel enaminoketones containing a CF | 01-15-2015 |
| 548370100 | Nitrogen attached indirectly to the diazole ring by acyclic nonionic bonding | 2 |
| 20130281710 | PROCESSES FOR THE PREPARATION OF 1-ARYL-5-ALKYL PYRAZOLE COMPOUNDS - Provided are improved processes for the preparation of 1-aryl pyrazole compounds of formula (I) and (IB): | 10-24-2013 |
| 20150073153 | PROCESSES FOR THE PREPARATION OF 1-ARYL-5-ALKYL PYRAZOLE COMPOUNDS - Provided are improved processes for the preparation of 1-aryl pyrazole compounds of formula (I) and (IB): | 03-12-2015 |
| 548370400 | Chalcogen attached indirectly to the diazole ring by acyclic nonionic bonding | 2 |
| 20090036688 | Process for Production of 5-Alkoxy-4-Hydroxymethylpyrazole Compound - The present invention relates to a process for producing a 5-alkoxy-4-hydroxymethylpyrazole compound represented by the general formula (3) | 02-05-2009 |
| 20130165665 | COMPOUNDS ACTING AT MULTIPLE PROSTAGLANDIN RECEPTORS GIVING A GENERAL ANTI-INFLAMMATORY RESPONSE - The present invention provides a compound that is represented by the following general formula | 06-27-2013 |
| 548371100 | Benzene ring is bonded directly to ring nitrogen of the diazole ring (e.g., 1-phenyl-3-methyl-5-pyrazolone; antipyrine, etc.) | 5 |
| 20120165544 | Process for Preparing 1-Phenylpyrazoles - The present invention to a process for preparing 1-phenylpyrazoles of the formula I in which each R | 06-28-2012 |
| 20130005986 | N-Carbomethoxy-N-methoxy-(2-chloromethyl)-anilines, their preparation and their use as precursors for preparing 2-(pyrazol-3'-yloxymethylene)-anilides - The present invention relates to N-carbomethoxy-N-methoxy-(2-chloromethyl)-aniline compounds of the formula I, wherein: n is 0, 1, 2 or 3, each R | 01-03-2013 |
| 20130178634 | Process for Preparing Substituted N-Phenylhydroxylamines - The present invention relates to a process for the preparation of a ring-substituted N-phenylhydroxylamine by reduction of the correspondingly substituted nitrobenzene compound, wherein the reduction is carried out by reacting the substituted nitrobenzene compound with hydrazine in the presence of a ruthenium catalyst. | 07-11-2013 |
| 20130184472 | Process for the Preparation of 1-ARYL-PYRAZOL-3-ONE Intermediates Useful in the Synthesis of SIGMA Receptors Inhibitors - The invention relates to a process for preparing 1-aryl-pyrazol-3-one intermediates, tautomers, and salts thereof, to novel intermediates, and to the use of the intermediates in the preparation of sigma receptor inhibitors. | 07-18-2013 |
| 20130338373 | Process for Preparing Substituted N-Phenylhydroxylamines - The present invention relates to a process for the preparation of 2-[[[1-(4-chlorophenyl)-1H-pyrazol-3-yl]oxy]methyl] phenyl]-hydroxylamine from the correspondingly substituted nitrobenzene compound. | 12-19-2013 |
