| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 548148000 | Polycyclo ring system having the thiazole ring as one of the cyclos | 55 |
| 548150000 | Tricyclo ring system having the thiazole ring as one of the cyclos | 8 |
| 20090076278 | METHINE DYES AND USES OF THE SAME - The present invention provides novel organic compounds, which absorb the light in the ultra violet and the infrared regions, have improved light tolerance and solubility in solvents, and have thermal tolerance suitable for uses to which the organic compounds are applied, and provides uses of the same. The above objects are solved by providing indolenine compounds and methine dyes, which have a bis-indolenine skeleton composed of two indolenine rings linked together at their respective C-3 positions via a divalent linking group, and by providing optical recording media containing the methine dyes. | 03-19-2009 |
| 20100179330 | Methods for the Preparation of Thiazolidinethione Indene-Based Chiral Auxiliaries - Methods for the preparation of indene-based thiazolidinethiones are provided comprising contacting 1-amino-2,3-dihydro-1H-inden-2-ol, or a substituted derivative thereof, with an acid under suitable reaction conditions to provide a first intermediate; and contacting the first intermediate with an alkali xanthate in the presence of an alkali hydroxide under suitable reaction conditions to provide a compound of formula (III), | 07-15-2010 |
| 20150148546 | PHOTOSENSITIVE RESIN COMPOSITIONS, PROCESSES FOR PREPARING CURED FILMS, THE RESULTING CURED FILMS, ORGANIC EL DISPLAY DEVICES AND LIQUID CRYSTAL DISPLAY DEVICES - Provided is a photosensitive resin composition having high sensitivity and storage stability. The photosensitive resin composition comprises (A) a polymer component including a polymer satisfying at least one of (1) and (2) below: | 05-28-2015 |
| 548151000 | At least three ring hetero atoms in the tricyclo ring system | 5 |
| 20100234609 | FUSED RING SPIROKETAL DERIVATIVE AND USE THEREOF AS ANTI-DIABETIC DRUG - Provided are a compound represented by Formula (I): | 09-16-2010 |
| 20130144065 | SEMICONDUCTOR MATERIALS PREPARED FROM BRIDGED BITHIAZOLE COPOLYMERS - The present invention provides semiconducting compounds, oligomers and polymers of formula wherein A | 06-06-2013 |
| 20140058110 | BENZOBISTHIAZOLE BUILDING BLOCKS FOR CONJUGATED POLYMERS - A composition having the structure comprising: | 02-27-2014 |
| 20140058111 | PROCESS OF MANUFACTURING BENZOBISTHIAZOLE BUILDING BLOCKS FOR CONJUGATED POLYMERS - A process comprising the step of synthesizing 2,6-dibromo-4,8-dihexylbenzo[1, 2-d:4,5-d′]bis(thiazole) from 2,5-dihyxylbenzene-1,4-diamine. | 02-27-2014 |
| 20140066629 | PROCESS FOR THE PREPARATION OF AROMATIC AZOLE COMPOUNDS - Aromatic azole compounds such as 2-(4-aminophenyl)-5-amino-benzimidazole are prepared in an organic sulfonic acid solvent instead of polyphosphoric acid. This allows recovery and recycle of the solvent and avoids the handling and environmental concerns resulting from the use of polyphosphoric acid. The resulting compounds find use in the pharmaceutical industry, as anticorrosion agents, and as precursors for high-performance fibers having high strength, stiffness, and flame resistance. | 03-06-2014 |
| 548152000 | Bicyclo ring system having the thiazole ring as one of the cyclos | 47 |
| 20130172570 | METHOD OF MAKING BENZAZOLES - This present invention provides a method of making benzazoles comprising a process of making aryl or alkyl benzazoles from corresponding aryl acid chlorides or alkyl acid chlorides without applying hazard condensing agent. The benzazole compounds described in this invention have following formula I: | 07-04-2013 |
| 548153000 | At least three ring hetero atoms in the bicyclo ring system | 4 |
| 20090156827 | MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS AND ORGANIC ELECTROLUMINESCENT ELEMENT - An object of the present invention is to provide a material for high-brightness, high-efficiency, longer-life organic EL elements and an organic EL element produced by using the same. | 06-18-2009 |
| 548154000 | Ring nitrogen is shared by the two cyclos | 3 |
| 20090259049 | 3-PHENYLPYRAZOLO[5,1-b]THIAZOLE COMPOUNDS - A compound represented by the following formula (I), or salt thereof exhibits excellent CRF receptor antagonism, and sufficient pharmacological activity, safety and pharmacokinetic properties as a drug. | 10-15-2009 |
| 20100210850 | PROCESS FOR THE PREPARATION OF 6-SUBSTITUTED-IMIDAZO [2,1-B] THIAZOLE-5-SULFONYL HALIDE - The present invention is related to the a new process for the preparation of 6-substituted-imidazo[2,1-b]thiazole-5-sulfonyl halides of formula (I), comprising gradually adding a compound of formula (II), into a heated solution of R | 08-19-2010 |
| 20100234610 | METHOD FOR PRODUCING OPTICALLY ACTIVE ESTER AND METHOD FOR PRODUCING OPTICALLY ACTIVE CARBOXYLIC ACID - Disclosed is a method for producing an optically active ester by highly selectively esterifying one enantiomer of a racemic carboxylic acid, while producing an optically active carboxylic acid which is the other enantiomer. An optically active ester is produced while producing an optically active carboxylic acid at the same time by reacting a racemic carboxylic acid with a specific alcohol or phenol derivative in the presence of benzoic anhydride or a derivative thereof and a catalyst such as tetramisole or benzotetramisole, thereby selectively esterifying one enantiomer of the racemic carboxylic acid. | 09-16-2010 |
| 548156000 | Plural benzothiazoles (including hydrogenated) | 5 |
| 20100274023 | NOVEL INTERMEDIATE COMPOUNDS FOR THE PREPARATION OF MESO-SUBSTITUTED CYANINE, MEROCYANINE AND OXONOLE DYES - The present invention provides new intermediate compounds enabling the preparation of N-meso substituted cyanine, merocyanine or oxonole dyes wherein the N-meso substituent comprises electron withdrawing groups and wherein such N-meso substituents are introduced at the intermediate level. These intermediates enable the formation of dyes having in the meso-position N-substituents comprising electron withdrawing groups without the need for further derivatization of the meso-substituent at the dye level. | 10-28-2010 |
| 20120095235 | THIOFLAVIN DERIVATES FOR USE IN THE ANTEMORTEM DIAGNOSIS OF ALZHEIMER'S DISEASE AND IN VIVO IMAGING AND PREVENTION OF AMYLOID DEPOSITION - This invention relates to novel thioflavin derivatives, methods of using the derivatives in, for example, in vivo imaging of patients having neuritic plaques, pharmaceutical compositions comprising the thioflavin derivatives and method of synthesizing the compounds. The compounds find particular use in the diagnosis and treatment of patients having diseases where accumulation of neuritic plaques are prevalent. The disease states or maladies include but are not limited to Alzheimer's Disease, familial Alzheimer's Disease, Down's Syndrome and homozygotes for the apolipoprotein E4 allele. | 04-19-2012 |
| 20150105560 | FORMULATION COMPRISING IONIC ORGANIC COMPOUNDS FOR USE IN ELECTRON TRANSPORT LAYERS - The invention relates to formulations comprising ionic organic compounds for use in electron transport layers or electron collecting layers of organic electronic (OE) devices, more specifically in organic photovoltaic (OPV) devices, to electron transport layers comprising or being made through the use of such formulations, and to OE and OPV devices comprising such formulations or electron transport layers. | 04-16-2015 |
| 20150141656 | METHODS FOR PRODUCING ORGANIC LIGHT EMITTING DIODE (OLED) MATERIALS - Methods of producing OLED materials containing fluorene ring systems in which two alkyl substituents at the 9-position of fluorene ring are alkyl substituted through key intermediates generically represented by the formula: where X represents a substituent that increases the acidity of the hydrogen atoms on the adjoining methylene group (which is immediately adjacent the fluorene ring systems 9-position). | 05-21-2015 |
| 548157000 | Chalcogen bonded directly to ring carbon of the thiazole ring | 1 |
| 20130005982 | NOVEL DIARYL SULFONE COMPOUND, AND MANUFACTURING METHOD FOR SAME - The present invention provides a diaryl sulfone compound represented by Formula (1): | 01-03-2013 |
| 548159000 | Additional polycyclo heterocyclic ring system containing | 5 |
| 20080275248 | NOVEL 4BETA-AMINO PODOPHYLLOTOXIN CONGENERS AS POTENTIAL ANTICANCER AGENTS AND A PROCESS FOR THE PREPARATION THEREOF - The present invention provides new class of 4β-[4″-(1″,3″-benzothiazole-2″-yl)anilino]podophyllotoxin analogues having the structural formula as follows (4). | 11-06-2008 |
| 20120077984 | Process For Preparing Epothilone Derivatives By Selective Catalytic Epoxidation - The present invention describes a novel process for preparing an epothilone derivative using substituted pyridines and methyltrioxorhenium as catalyst. | 03-29-2012 |
| 20140148602 | METHOD FOR PREPARING TETRAZOLE METHANESULFONIC ACID SALTS, AND NOVEL COMPOUND USED IN SAME - A method for preparing tetrazole methanesulfonic acid salts includes an acylation reaction using a novel 4-iodine-4H-chromene-2-carbothionic acid S-benzothiazole-2-yl ester. The method is advantageous that it can shorten a reaction time and improve safety as compared to conventional methods, and can prepare high-purity tetrazole methanesulfonic acid salts at a high yield rate without using a column chromatography method. | 05-29-2014 |
| 20150141657 | 2-PHENYL BENZOTHIAZOLE LINKED IMIDAZOLE COMPOUNDS AS POTENTIAL ANTICANCER AGENTS AND PROCESS FOR THE PREPARATION THEREOF - The present invention provides 2-phenyl benzothiazole linked imidazole compounds of formula A as anti cancer agent against fifty three human cancer cell lines. | 05-21-2015 |
| 20160251343 | PHOTOACID COMPOSITIONS HAVING EXTENDED LIFETIME OF PROTON DISSOCIATION STATE | 09-01-2016 |
| 548160000 | Polycyclo-carbocyclic ring system having at least three cyclos | 1 |
| 20130231489 | NOVEL ORGANOMETALLIC COMPLEXES WHICH EMIT IN THE RED TO GREEN SPECTRAL REGION AND THEIR USE IN OLEDS - Organometallic complexes which bear at least one ligand which has a unit having a triplet energy of at least 22 000 cm | 09-05-2013 |
| 548161000 | Nitrogen attached directly to the thiazole ring by nonionic bonding | 13 |
| 20080227985 | SYNTHESIS OF CHIRALLY PURIFIED SUBSTITUTED BENZOTHIAZOLES - Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzothiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzothiazole diamines from entantiomerically enriched mixtures of substituted 4,5,6,7-tetrahydro-benzothiazole diamines are provided herein. | 09-18-2008 |
| 20120277441 | PROCESS FOR THE PREPARATION OF CYCLOHEXANE DERIVATIVES - A process for preparing a compound of formula (I) or a salt or solvate thereof, by reacting a compound of formula (IV): | 11-01-2012 |
| 548163000 | Carbonyl or thiocarbonyl bonded directly to the nitrogen | 1 |
| 20130317231 | Amidobenzothiazoles And Process For The Preparation Thereof - The present invention provides a compound of general formulae A useful as potential anti-cancer agents against human cancer cell lines and a process for the preparation thereof. Where in R, R | 11-28-2013 |
| 548164000 | The nitrogen bonded additionally only to hydrogen | 10 |
| 20090062549 | PROCESS FOR THE PREPARATION OF PRAMIPEXOLE AND NEW ANHYDROUS FORMS OF ITS DIHYDROCHLORIDE - The present invention provides processes for the preparation of (−) pramipexole or an acid addition salt thereof of Formula I. The present invention further provides for the novel polymorphic Forms A and B of anhydrous pramipexole dihydrochloride. | 03-05-2009 |
| 20090105483 | PROCESS FOR THE PREPARATION OF PRAMIPEXOLE BASE AND/OR ITS SALTS - The process for the preparation of pramipexole base and/or its pharmaceutically acceptable salts, especially the hydrochloride salt, in the alkylation reaction of (S)-(−)2,6-diamino-4,5,6,7-tetrahydrobenzothiazole with an alkylating agent, wherein the reaction is carried out in the absence of a base, and in a solvent from which the resulting N-monoalkylated product selectively precipitates out as a salt. After isolation from the reaction mixture, the N-monoalkylated product is converted a) into the free pramipexole base upon treatment with an inorganic base and is then converted into another pharmaceutically acceptable pramipexole salt; or b) directly into another pharmaceutically acceptable pramipexole salt or the hydrate thereof. | 04-23-2009 |
| 20100222595 | INTERMEDIATES FOR THE PREPARATION OF PRAMIPEXOLE - Intermediates useful for the preparation of pramipexole and the use thereof in such synthesis. | 09-02-2010 |
| 20100267960 | PROCESS FOR PREPARING PRAMIPEXOLE DIHYDROCHLORIDE TABLETS - The present invention relates to a process for preparing tablets of pramipexole dihydrochloride. In particular, the present invention relates to a process for preparing tablets of pramipexole dihydrochloride wherein the tablets exhibit enhanced storage stability properties. | 10-21-2010 |
| 20110224442 | METHODS AND SYSTEMS FOR SYNTHESIS OF A D-AMINOLUCIFERIN PRECURSOR AND RELATED COMPOUNDS - Methods and systems to generate 6-amino-6-deoxy- | 09-15-2011 |
| 20120253047 | PROCESS FOR THE PREPARATION OF (R)-PRAMIPEXOLE - The invention relates to a novel process for the preparation of (R)-2-amino-6-n-propylamino-4,5,6,7-tetrahydrobenzothiazole, or a salt thereof. | 10-04-2012 |
| 20130079526 | Synthesis of Chirally Purified Substituted Benzothiazole Diamines - Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzothiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro- | 03-28-2013 |
| 20140100372 | SYNTHESIS OF CHIRALLY PURIFIED SUBSTITUTED BENZOTHIAZOLE DIAMINES - Methods for preparing chirally purified substituted 4,5,6,7-tetrahydro-benzothiazole diamines such as, for example, (6R)2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole and purifying a dominant enantiomer of substituted 4,5,6,7-tetrahydro-benzothiazole diamines from entantiomerically enriched mixtures of substituted 4,5,6,7-tetrahydro-benzothiazole diamines are provided herein. | 04-10-2014 |
| 20140275553 | SUBSTITUTED BENZOAZOLE PDE4 INHIBITORS FOR TREATING PULMONARY AND CARDIOVASCULAR DISORDERS - The invention relates to substituted benzothiazoles, benzoxazoles—and their counterparts having pyridine and pyrimidine rings replacing the benzene ring—that are PDE4 inhibitors useful for treating stroke, myocardial infarct, and cardiovascular inflammatory conditions, to pharmaceutical compositions comprising these compounds, and to methods for the treatment of stroke, myocardial infarct, and cardiovascular inflammatory conditions in a mammal. The compounds have general formula I: | 09-18-2014 |
| 20150126745 | SYNTHESIS OF AMINE SUBSTITUTED 4,5,6,7-TETRAHYDROBENZOTHIAZOLE COMPOUNDS - The present invention is related to an improved process for the preparation of amino-substituted 4,5,6,7-tetrahydrobenzothiazole compounds of formula I, such as the compound 2-amino-4,5,6,7-tetrahydro-6-(n-propylamino)benzothiazole. The invention further relates to an improved synthesis of (R)-2-amino-4,5,6,7-tetrahydro-6-(n-propylamino)benzothiazole. The invention also relates to the methods and intermediates associated with the synthetic process. | 05-07-2015 |
| 548165000 | Chalcogen bonded directly to ring carbon of the thiazole ring | 9 |
| 20160000077 | 2-Mercaptobenzothiazole Manganese Zinc, Preparation Method Therefor And Application Thereof - The present invention belongs to the technical field of agricultural fungicides and discloses a 2-mercaptobenzothiazole manganese zinc, preparation method therefor and application thereof. The chemical structure of the 2-mercaptobenzothiazole manganese zinc is shown as the above formula. Wherein m, n and n′ are positive integers, m=2(n+n′), n≧n′, n:n′=1:1˜9:1. Materials are prepared according to the stoichiometric ratio of the target products; 2-mercaptobenzothiazole is dissolved in sodium hydroxide solution. The aqueous solution of water-soluble manganese salts and water-soluble zinc salts solution are successively added to 2-mercaptobenzothiazole sodium solution under stirring, followed by stirring for mixing well, then the solution being allowed to stand, filtered and washed with water to obtain filter cake, and then dried in vacuum to obtain 2-mercaptobenzothiazole manganese zinc. The present 2-mercaptobenzothiazole manganese zinc may be used as an agricultural fungicide. The present invention coordinates the surface of solid particles of 2-mercaptobenzothiazole manganese with zinc to form a stable clathrate of 2-mercaptobenzothiazole manganese and zinc. Tests show that the clathrate has excellent effect for controlling a plurality of diseases including apple | 01-07-2016 |
| 548166000 | Chalcogen bonded directly to the chalcogen | 3 |
| 20130303779 | PROCESS FOR THE PREPARATION OF DIOL SULFONES - The present invention relates to a process for the preparation of a diol sulfone derivative comprising reaction of a halomethyl substrate with a thio-aryl compound to obtain a thio-ether compound, and oxidizing the thio-ether compound to the corresponding sulfone. In case of a chiral halomethyl substrate, the resulting chiral diol sulfone derivative is suitable as a building block for statin type compounds. | 11-14-2013 |
| 20140343292 | PROCESS FOR THE PREPARATION OF A THIOPRECURSOR FOR STATINS - The present invention relates to a process for the preparation of a precursor for the synthesis of hexanoic acid derived statins and to the use of said precursor in the manufacture of a medicament. | 11-20-2014 |
| 20150376175 | C5 BENZOTHIAZOLYL SULFONE COMPOUND, METHOD OF PREPARING THE SAME, METHOD OF PREPARING POLYENE DIALDEHYDE COMPOUND USING THE SAME, AND METHOD OF SYNTHESIZING LYCOPENE USING THE SAME - Disclosed are a novel C5 benzothiazolyl sulfone compound having an acetal protecting group, a method of preparing the same, and a method of efficiently preparing an apo-carotene dialdehyde compound having a polyene dialdehyde structure using the same. Also, a method of efficiently preparing lycopene by olefination (Julia-Kocienski) between the apo-carotene dialdehyde compound (C20 crocetin dialdehyde) and C10 benzothiazolyl geranyl sulfone is provided. | 12-31-2015 |
| 548167000 | Nitrogen attached directly to the chalcogen by nonionic bonding | 1 |
| 548168000 | The nitrogen is bonded additionally directly to two carbons | 1 |
| 20100324301 | SULFENAMIDE, VULCANIZATION ACCELERATOR CONTAINING THE SULFENAMIDE FOR RUBBER, AND PROCESS FOR PRODUCING THE VULCANIZATION ACCELERATOR - A sulfenamide vulcanization accelerator is provided that acts satisfactorily slowly on a vulcanization reaction, produces no carcinogenic nitrosamine, and is free from environmental hygiene problems such as bioaccumulation. Also provided is an N-alkyl-N-t-butylbenzothiazole-2-sulfenamide represented by formula [I]. The vulcanization accelerator is a vulcanization accelerator for rubber, containing this compound. Furthermore provided is a process for producing the vulcanization accelerator. | 12-23-2010 |
| 548169000 | Chalcogen attached indirectly to the thiazole ring by nonionic bonding | 3 |
| 20090076279 | REACTION PRODUCTS OF MERCAPTOBENZOTHIAZOLES, MERCAPTOTHIAZOLINES, AND MERCAPTOBENZIMIDAZOLES WITH EPOXIDES AS LUBRICANT ADDITIVES - A composition comprising:
| 03-19-2009 |
| 20150336914 | BENZOTHIAZOLONE COMPOUND - The present invention provides a compound of formula (I) in free form or in pharmaceutically acceptable salt form | 11-26-2015 |
| 548170000 | The chalcogen, X, is in a -C(=X)- group | 1 |
| 20120165541 | METHOD FOR THE PREPARATION OF W-AMINO- ALKANEAMIDES AND W-AMINO-ALKANETHIOAMIDES AS WELL AS INTERMEDIATES OF THIS METHOD - The present invention relates to method for the preparation of an ω-amino-alkane(thio)amide having the general formula (6) | 06-28-2012 |
| 548173000 | Halogen attached directly or indirectly to the bicyclo ring system by nonionic bonding | 1 |
| 20140235867 | METHOD FOR PRODUCING ALPHA-HYDROXY KETONE COMPOUND - The present invention relates to a specific thiazolium salt used for producing an α-hydroxy ketone compound, and a method for producing an α-hydroxy ketone compound by carrying out a coupling reaction of an aldehyde compound in the presence of a base compound and the specific thiazolium salt. | 08-21-2014 |
| 548178000 | Chalcogen or nitrogen attached directly to the other cyclo of the bicyclo ring system by nonionic bonding | 7 |
| 20100234611 | Fluorination Process of Anilide Derivatives and Benzothiazole Fluorinate Derivatives as in VIVO Imaging Agents - The invention relates to a process for preparation of a compound of formula (I): R | 09-16-2010 |
| 20100249427 | BIOLUMINESCENT PROTEASE ASSAY - A sensitive bioluminescent assay to detect proteases including caspases, trypsin and tryptase is provided. | 09-30-2010 |
| 20110257407 | THIOFLAVIN DERIVATIVES FOR USE IN ANTEMORTEM DIAGNOSIS OF ALZHEIMER'S DISEASE AND IN VIVO IMAGING AND PREVENTION OF AMYLOID DEPOSITION - This invention relates to novel thioflavin derivatives, methods of using the derivatives in, for example, in vivo imaging of patients having neuritic plaques, pharmaceutical compositions comprising the thioflavin derivatives and method of synthesizing the compounds. The compounds find particular use in the diagnosis and treatment of patients having diseases where accumulation of neuritic plaques are prevalent. The disease states or maladies include but are not limited to Alzheimer's disease, familial Alzheimer's disease, Down's Syndrome and homozygotes for the apolipoprotein E4 allele. | 10-20-2011 |
| 20130012718 | PURIFICATION METHOD - A diagnostic imaging agent useful for positron emission tomography (PET) imaging as well as to improved hardware for producing such imaging agents is described. Flutemetamol (18F) Injection for the imaging of b amyloid plaques in the brain and methods and devices for preparing same are described including the automated synthesis and purification of [18F]flutemetamol by means of solid phase extraction (SPE). | 01-10-2013 |
| 20130225829 | FLUORINATION PROCESS - The invention relates to a process for preparation of a compound of formula (I): | 08-29-2013 |
| 20140005409 | POSITIVE PHOTOSENSITIVE RESIN COMPOSITION, METHOD FOR FORMING CURED FILM, CURED FILM, ORGANIC EL DISPLAY DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE | 01-02-2014 |
| 20140221665 | LUMINESCENT SUBSTRATE FOR LUCIFERASE - An object of the present invention to provide a firefly luciferin and firefly luciferin analog that are modified to maintain luminescent activity by luciferase in a firefly bioluminescent system. In particular, it is an object of the present invention to provide a new luminescent substrate for which the emission wavelength in a firefly bioluminescent system is shifted to a longer wavelength than that of a conventional luminescent substrate. The present invention provides a luciferin in which the benzothiazole ring moiety has been modified at the 7-position, a luciferin analog in which the benzene ring moiety has been modified at the 6-position, and a luciferin analog in which the 6-(dialkylamino)-2-naphthalenyl moiety has been modified at the 5-position. | 08-07-2014 |
| 548179000 | Chalcogen attached indirectly to the bicyclo ring system by nonionic bonding | 2 |
| 20100137611 | THIAZOLOTHIAZOLE DERIVATIVE - A thiazolothiazole derivative is represented by the following Formula (I). In Formula (I), each R | 06-03-2010 |
| 548180000 | The chalcogen, X, is in a -C(=X)- group | 1 |
| 20080242868 | PROCESS FOR PREPARING EPOTHILONE DERIVATIVES BY SELECTIVE CATALYTIC EPOXIDATION - The present invention describes a novel process for preparing an epothilone derivative using substituted pyridines and methyltrioxorhenium as catalyst. | 10-02-2008 |
