| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 560009000 | Sulfur in acid moiety | 25 |
| 20110301376 | PREPARATION OF CRYSTALLINE EZATIOSTAT HYDROCHLORIDE ANSOLVATE FORM D - Provided herein are processes of preparing ezatiostat hydrochloride, and crystalline ezatiostat hydrochloride ansolvate form D. | 12-08-2011 |
| 20120302780 | AROMATIC COMPOUNDS WITH SULFUR CONTAINING LIGANDS - Compounds useful as nutritional supplements, antioxidants, heavy metal chelators and/or as intermediates for producing other related compounds with like uses have a formula: | 11-29-2012 |
| 20130131372 | PREPARATION OF CHALCONE DERIVATIVES - The invention relates to methods for producing chalcone (1,3-diphenylprop-2-en-1-one) derivatives that have multiple substitutions on a phenyl ring. Intermediate chalcone derivatives are modified by Phase Transfer Catalysis (PTC) for introducing a substituted alkyl group that is provided by a sulfonic acid derivative on a phenyl ring already containing substituent groups on one or two carbon atoms adjacent to the carbon atom where a substituent group is being introduced. The methods of the invention allow producing efficiently, by either S-alkylation or O-alkylation, chalcones derivatives that are characterized for their biological activities that are intermediate compounds for producing molecules having such activities, or that can be used for generating libraries of compounds to be screened by means of in vitro and/or in vivo assays and establishing structure-activity relationships. | 05-23-2013 |
| 20160096852 | Synthesis of 4-(pentafluorosulfanyl)benzenediazonium tetrafluoroborate and Analogs - 4-(pentafluorosulfanyl)benzenediazonium tetrafluoroborate salt was synthesized and isolated. The pentafluorosulfanyl salt was examined in a wide assortment of reactions to form novel SF | 04-07-2016 |
| 560010000 | Ortho fused rings in acid moiety | 2 |
| 20090326258 | PROCESS FOR THE PREPARATION OF SUBSTITUTED TETRALIN AND SUBSTITUTED INDANE DERIVATIVES - The present invention relates to novel processes for the preparation of substituted tetralin and substituted indane derivatives. The present invention is further directed to novel processes for the preparation of intermediates in the preparation of the substituted tetralin and substituted indane derivatives. | 12-31-2009 |
| 20110190528 | BLUEGREEN FLUORESCENT COMPOUNDS - Fluorescent compositions having emission under long UV excitation can be utilized as security taggants in printing inks. The fluorescent compositions can be esters of 2-naphthalenesulfonamide, and can be produced as solids in crystal or powder form. | 08-04-2011 |
| 560011000 | Sulfoxy in acid moiety | 11 |
| 20130018202 | 4-Biphenyl-Substituted Pyrazolidin-3,5-Dione Derivatives - The present invention relates to novel 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) | 01-17-2013 |
| 20140039215 | 4-Biphenyl-substituted pyrazolidin-3,5-dione derivatives - The present invention relates to novel 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) | 02-06-2014 |
| 560012000 | Nitrogen in acid moiety | 8 |
| 20130109879 | Process for converting natural oils to surfactants and biofuels | 05-02-2013 |
| 20140163250 | FLUORINATED AROMATIC BIS(ACYL)-CONTAINING COMPOUNDS AND POLYESTERS PREPARED THEREFROM - A fluorinated bis(acyl-containing compound and a fluorinated polyester formed from the fluorinated diacyl are described. More particularly, the fluorinated diacyl has an aromatic ring bonded to two acyl groups plus at least one third group that contains a perfluoroalkylsulfonamido group. The fluorinated polyesters formed from the fluorinated diacyl-containing compound can be used to provide a low energy surface with a relatively low refractive index compared to many other polyesters. | 06-12-2014 |
| 560013000 | Plural nitrogens in acid moiety | 6 |
| 20090312570 | PYRRO[1,2-b]PYRIDAZINONE COMPOUNDS - The invention is directed to pyrro[1,2-b]pyridazinone compounds and pharmaceutical compositions containing such compounds that are useful in treating infections by hepatitis C virus. | 12-17-2009 |
| 20100105941 | NOVEL COMPOUND FOR COLOR-PRODUCING COMPOSITION, AND RECORDING MATERIAL - A urea-urethane compound having one or more urea groups and one or more urethane groups in the molecular structure, the number of said urea groups (A) and the number of said urethane groups (B) satisfying the following numerical formula: | 04-29-2010 |
| 20100121094 | METHODS FOR THE PREPARATION OF N-ISOBUTYL-N-(2-HYDROXY-3-AMINO-4-PHENYLBUTYL)-P-NITROBENZENESULFONYLAMID- E DERIVATIVES - A process for the preparation of N-isobutyl-N-(2-hydroxy-3-amino-4-phenylbutyl)-p-nitrobenzenesulfonylamide derivatives in which a (1-benzyl-2-hydroxy-3-isobutyl-amino-propyl)-carbamic acid derivative is reacted with a p-nitrophenylsulfonyl halide to provide the desired product in a high yield and degree of purity. | 05-13-2010 |
| 20100280268 | HOMOGENEOUS TIME RESOLVED FLUORESCENCE BASED TEST SYSTEM - The present invention concerns a fluorescence resonance energy transfer based high throughput test system to measure the formation of the HIV gp41 six-helix bundle. In a first embodiment the current invention relates to a homogeneous time resolved fluorescence-based test system comprising a first helical polypeptide consisting essentially of the sequence of IQN36 (SEQ ID NO:1); a second helical polypeptide consisting essentially of the sequence of C34 (SEQ ID NO: 2) wherein said IQN36 is labeled with a light emitting fluorophore and said C34 is labeled with an ultra-violet excitable fluorophore. | 11-04-2010 |
| 20110190529 | METHOD FOR PREPARING THE ETHYL ESTER OF 4-[TRANS-4-[(PHENYLMETHYL)-AMINO]CYCLOHEXYL]BENZOIC ACID AND THE HEMIFUMARATE SALT THEREOF - The present invention relates to the compound of formula (I) and to the use thereof as an intermediate for the synthesis of the compound of formula (A) or pharmaceutically acceptable salts thereof: formulae (II). | 08-04-2011 |
| 20140200362 | A NOVEL PROCESS FOR THE PREPARATION OF N-(4-NITRO-2-SULFAMOYL-PHENYL)-MALONAMIC ACID METHYL ESTER AND N-(4-AMINO-2-SULFAMOYL-PHENYL)-MALONAMIC ACID METHYL ESTER - The present invention provides a novel method for preparing compounds N-(4-nitro-2-sulfamoyl-phenyl)-malonamic acid methyl ester and N-(4-amino-2-sulfamoyl-phenyl)-malonamic acid methyl ester, which are novel intermediates for preparing a key intermediate N-(4-methanesulfonylamino-2-sulfamoyl-phenyl)-malonamic acid methyl ester, for the preparation of N-(3-{(1R,2S,7R,8S)-3-[(4-fluorophenyl)methyl]-6-hydroxy-4-oxo-3-azatricyclo [6.2.1.0 | 07-17-2014 |
| 560014000 | Sulfonic acids, salts or acid halides | 1 |
| 20090105495 | Method for Preparing Ester Compounds as Bleach Activators - A method for preparing an ester bleach activator compound is disclosed. The method includes (A) preparing fatty acid monoester; (B) making chloroformate by reacting the fatty acid monoester with at least one selected from the group consisting of phosgene, diphosgene and triphosgene in the presence of base; and (C) reacting the chloroformate with hydroxybenzene, its derivatives, or its salts in solvent. According to the method, the ester bleach activator compound can be made in a simple and economic way. | 04-23-2009 |
| 560015000 | Sulfur, not bonded directly to a ring, in same side chain as ester function | 2 |
| 560016000 | Nitrogen in acid moiety | 2 |
| 20090076295 | PHOTOCLEAVABLE PROTECTING GROUPS - Novel compounds are provided, which are useful as linking groups in chemical synthesis, preferably in the solid phase synthesis of oligonucleotides and polypeptides. These compounds are generally photolabile and comprise protecting groups which can be removed by photolysis to unmask a reactive group. The protecting group has the general formula Y, wherein Y is a chemical structure as shown in FIG. | 03-19-2009 |
| 20090156855 | CRYSTALLINE FORM OF (S)-1-PHENYLETHYLAMMONIUM (R)-DIPHENYLMETHANESULPHINYL-ACETATE - Novel crystalline hydrate form of (S)-1-phenylethylammonium (R)-diphenyl-methanesulphinyl-acetate and its use in a process for the preparation of (R)-benzhydrylsulphinylacetamide. | 06-18-2009 |
| 560017000 | Sulfur, bonded directly to a ring, in same side chain as ester function | 3 |
| 20080207941 | Process for Producing 2-Amino-2-[2-[4-(3-Benzyloxyphenylthio)-2-Chlorophenyl]Ethyl]-1,3-Propanediol Hydrochloride and Hydrates Thereof, and Intermediates in the Production Thereof - A process for the industrial production of 2-amino-2-[2-[4-(3-benzyloxyphenylthio)-2-chlorophenyl]ethyl]-1,3-propanediol hydrochloride (Compound I), an effective immunosuppressant. | 08-28-2008 |
| 20100113818 | Photoacid generator containing aromatic ring - An acid generator represented by the following formula (1) is provided: | 05-06-2010 |
| 20130072711 | ENANTIOMERICALLY PURE AMINES - A compound of formula | 03-21-2013 |
| 560018000 | Ester function attached directly to a ring | 3 |
| 20100234633 | METHODS FOR THE SYNTHESIS OF ORGANIC SULFIDES BY USING SULFIDES AND ORGANIC SULFUR-INDIUM COMPLEXES - The present invention relates to a novel synthesis method for the formation of carbon-sulfur bonds by the reaction of an organic sulfur-indium complex with nucleophile in the presence of a palladium catalyst. The present invention provides a synthesis method to prepare several kinds of organic sulfides which are difficult to be prepared by the conventional synthesis methods. A short reaction time and quantitative yield are the advantages of this method. In addition, several kinds of organic sulfide can be prepared by the selection of nucleophile and organic sulfur-indium complex to be used. | 09-16-2010 |
| 20140336404 | METHOD FOR PRODUCING PENTAFLUOROSULFANYL BENZOIC ACID - Provided is a simple, safe, and industrially practical method for producing a pentafluorosulfanylbenzoic acid. | 11-13-2014 |
| 20150322003 | Method for Producing 4-Haloalkyl -3-Mercapto-Substituted 2-Hydroxy-Benzoic Acid Derivatives - A process is described for preparing 4-haloalkyl-3-mercapto-substituted 2-hydroxybenzoic acid derivatives of the general formula (I) by reaction of 4-thio-substituted β-keto esters of the formula (II) with alkoxyvinyl haloalkyl ketones of the formula (III) in the presence of a base. | 11-12-2015 |
