Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 50 - Quinones
Patents for C07C 50 - Quinones (2,441)
10/2010
10/20/2010CN101863766A Beta-hydroxyisovalerylshikonin derivative and preparation method thereof
10/20/2010CN101863752A Method for synthesizing 1-chloroanthraquinone through direct chlorination of chlorine gas
10/19/2010CA2451422C Napthoquinone derivatives as inhibitors of tau aggregation for the treatment of alzheimer's and related neurodegenerative disorders
10/14/2010WO2010059880A3 Photo-induced damage mitigating agents and preparation and methods of use thereof
10/13/2010EP2239573A2 Doxorubicin derivates and conjugates for doxorubicin immunoassay
10/13/2010CN101857538A Method for extracting frangula emodin from giant knotweed
10/07/2010WO2010113900A1 Production method for ubiquinone powder for use in preparations and product thereof
10/07/2010CA2757190A1 Production method for ubiquinone powder for use in preparations and product thereof
09/2010
09/15/2010CN1923784B 4,5-ringopening diterpene quinine analogue and use thereof
09/15/2010CN101830792A Vitamin K3 derivatives serving as IDO inhibitor
09/08/2010CN101037447B Metal complex using plumbagin as ligand, synthesizing method and usage thereof
08/2010
08/31/2010US7786099 such as A-ring aromatized Minocycline, having antibacterial activity; antibiotics
08/25/2010CN101815698A Degradation accelerator for polymers and polymer article comprising it
08/19/2010US20100210654 Novel p2y12 receptor antagonists
08/18/2010CN101113132B Method for preparing high-purity hypocrellin B
08/12/2010WO2010023686A3 Crystalline form of 2-chloro-3-[4-(4-chlorophenyl) cyclohexyl] [1,4]naphthoquinone, process for the same and use for producing 2-[4-(4-chlorophenyl)cyclohexyl]-3-hydroxy-1,4] naphthoquinone
08/11/2010EP2216315A1 Novel crystalline forms of atovaquone
08/11/2010CN101182290B Shikonin dimethyl ether 6-site side chain isomer as well as derivatives and synthesis method thereof
08/11/2010CN101092340B Method for synthesizing products in vitamin K2 series
08/05/2010US20100193774 Quinoid Compounds and Their Use in Semiconducting Matrix Materials, Electronic and Optoelectronic Structural Elements
08/04/2010EP2213647A1 Novel crystalline forms of atovaquone
08/04/2010EP2213646A1 Novel crystalline forms of atovaquone
08/04/2010EP1864129B1 Doxorubicin immunoassay
07/2010
07/21/2010CN1931818B Coenzyme Q10 synthesizing process
07/21/2010CN101781179A Method for preparing 1,2-naphthoquinone compound
07/21/2010CN101333158B Method for preparing idebenone
07/21/2010CN101139274B Method for synthesizing coenzyme Q10 by olefin metathetical reaction
07/20/2010US7759504 Triarylamine derivative
07/14/2010CN101774901A Method for preparing atovaquone
07/13/2010CA2377214C Hydrogenation of a working solution in a hydrogen peroxide production process
07/07/2010CN101219942B Method for extraction separation of total anthraquinone compounds
07/01/2010WO2010071941A1 Plant extracts from acronychia species and their use
07/01/2010CA2748339A1 Plant extracts from acronychia species and their use
06/2010
06/30/2010CN101759549A Method for preparing hypericins
06/30/2010CN101759548A Preparation process for extracting emodin from rheum officinale by using supercritical CO2
06/30/2010CN101759547A Preparation method of 2-hydroxy-1, 4-naphthoquinone
06/23/2010CN101747170A Conjugated type coenzyme Q analogue, preparation method and application thereof
06/23/2010CN101744890A Method for refining hypericin in hypericum perfortum extract
06/23/2010CN101744794A New natural hypericin antiviral drug
06/10/2010US20100145070 Anti-cancer compound and manufacturing method thereof
06/03/2010US20100137444 Ketone compounds and compositions for cholesterol management and related uses
06/02/2010CN101717329A Synthesis method of chloroanthraquinone
06/02/2010CN101265171B Technique for synthesizing atovaquone
06/02/2010CN100999452B Method of synthesizing seratrodast
05/2010
05/27/2010WO2010059880A2 Photo-induced damage mitigating agents and preparation and methods of use thereof
05/26/2010CN101711779A Application of Selaginella pulvinata (Hook.et Grev.) Maxim. extract in preparing medicaments for resisting Alzheimer diseases
05/26/2010CN101050170B New type natural active compound for anti tumor, preparation method, and application
05/20/2010WO2010054452A1 New compounds of the pterocarpanquinone family, method for preparing the same, pharmaceutical composition containing the new compounds of the pterocarpanquinone family, uses and therapeutic method
05/19/2010CN201473473U Device by utilizing 2-ethyl anthraquinone crude product to be rectified and purified
05/18/2010CA2328106C Process for the preparation of hydrogen peroxide and reaction carrier for carrying out the process
05/12/2010CN1837172B Use of separating agent used in preparation of vitamin K3
05/12/2010CN101186567B Method for preparing 2,2'-dimethyl-1,1'-bianthraquinone
04/2010
04/28/2010EP2178818A2 Treatments using vitamin k analogues and derivatives
04/28/2010CN101698638A Method for extracting highly purified chrysophanic acid from roots and stems of rhubarb
04/28/2010CN101698637A High-purity emodin separation method
04/27/2010US7705177 t-Butyl 1-[9-[1-(tert-butoxycarbonyl)cyclopropyl]-5-oxononyl]-1-cyclopropanecarboxylate; Alzheimer's Disease, Syndrome X, peroxisome proliferator activated receptor-related disorders, septicemia, thrombotic disorders, obesity, pancreatitis, hypertension, renal disease, cancer, inflammation, impotence
04/21/2010EP2176210A1 Degradation accelerator for polymers and polymer article comprising it
04/21/2010CN101696160A Method for refining aoleemodin
04/21/2010CN101003501B Method for synthesizing coenzyme Q10 in high efficiency
04/14/2010EP1781589B1 Synthesis of idarubin aglycone
04/14/2010CN101693654A Method for refining aloe-emodin by reagent-grade N, N-dimethyl acetamide
04/14/2010CN101693653A Method for purifying aloe-emodin
04/01/2010WO2010035000A1 Process for the preparation of vitamin k2
04/01/2010WO2010034999A1 Crystalline menoquinone-7 (vitamin k2)
03/2010
03/31/2010CN101687752A Process for the preparation oftrans-2,3-disubstituted naphthoquinones
03/10/2010EP2160376A2 Novel crystalline forms of atovaquone
03/10/2010CN101665422A Method for preparing trimethylbenzoquinone with resin-supported catalyst
03/04/2010WO2010023686A2 Crystalline form of 2-chloro-3-[4-(4-chlorophenyl) cyclohexyl] [1,4]naphthoquinone, process for the same and use for producing 2-[4-(4-chlorophenyl)cyclohexyl]-3- hydroxy- 1,4- naphthoquinone
02/2010
02/25/2010US20100047688 Phenanthrenequinone compound, electrode active material, and power storage device
02/24/2010CN101654406A Naphthaquinone cyclo alkoxyl-substituted shikonin derivative and preparation method and application thereof
02/24/2010CN100591651C Traditional Chinese Medicine extract against SARS virus
02/18/2010WO2009141562A3 Novel quinones, syntheses and uses thereof
02/18/2010WO2009001367A3 Novel crystalline forms of atovaquone
02/17/2010EP2152657A1 Process for the preparation oftrans-2,3-disubstituted naphthoquinones
02/09/2010US7658937 exposing the parasite Brugia malayi, which causes lymphatic filariasis, to an inhibitory amount of a hydroxy substituted anthraquinone selected from 1-methyl-2,3-dihydroxy anthraquinone, 1-methyl-2,3,8-trihydroxy anthraquinone, 1-hydroxy-2,8-dimethoxy-3-methyl anthraquinone
01/2010
01/28/2010WO2010009492A1 ATOVAQUONE WITH A PARTICLE SIZE DIAMETER RANGE (D90) OF GREATER THAN 3 μM TO ABOUT 10 μM
01/28/2010CA2767560A1 Atovaquone with a particle size diameter range (d90) of greater than 3um to about 10um
01/27/2010CN101633612A Device and process for continuously producing 2-ethyl anthracene quinone in channelization way
01/20/2010CN100581539C Effective component of hedyotis diffusa and method of preparing the same and application
01/13/2010CN101626999A Phenanthrenequinone compound, electrode active material, and electrical storage device
01/13/2010CN101624337A Technique for extracting hypericum perforatum hypericin by high throughput constant temperature continuous column chromatography
01/12/2010US7645304 Dyeing of in particular human keratin materials by dry thermal transfer of a direct azomethine dye, composition comprising the said dye and its method of preparation
01/07/2010WO2010002994A1 Nonpeptide hiv-1 protease inhibitors
01/07/2010WO2010001379A1 A process for preparing atovaquone and associate intermediates
01/07/2010WO2010001378A1 Process for the epimerization of atovaquone isomer, atovaquone intermediates and mixture thereof
01/07/2010US20100004473 Method for producing coenzyme q10 particle
01/06/2010EP2139847A1 Novel quinonoid derivatives of cannabinoids and their use in the treatment of malignancies
12/2009
12/31/2009DE102008019017B3 Härtbare Massen enthaltend Farbindikatoren zur Anzeige des Aushärtungsfortschritts sowie Verfahren zur Anzeige des Aushärtungsfortschritts dieser härtbaren Massen The curable compositions containing color indicators showing the Aushärtungsfortschritts and methods for displaying the Aushärtungsfortschritts this curable compositions
12/30/2009WO2009158348A1 2-heterocyclylaminoalkyl-(p-quinone) derivatives for treatment of oxidative stress diseases
12/30/2009CN100575931C 1- allyloxy -4-hydroxyanthraquinone-9, 10-diketone and method of preparing the same and application thereof
12/24/2009US20090318566 Gossypol derivatives, production method thereof and uses of same
12/17/2009US20090312437 Anthraquinones and Analogs from Rhuem palmatum for Treatment of Estrogen Receptor Beta-Mediated Conditions
12/16/2009CN101602660A Production technology for 2-amylanthraquinone
12/16/2009CN101602655A Method for preparing pentacene quinone intermediate compound and pentacene derivative
12/08/2009US7629375 Cytoprotective compounds, pharmaceutical and cosmetic formulations, and methods
12/03/2009DE20122900U1 Ubichinon Konzentrat Ubiquinone concentrate
12/02/2009EP2128121A1 Phenanthrenequinone compound, electrode active material, and electrical storage device
12/02/2009EP1322748B1 Stem cell differentiation-inducing promoter
11/2009
11/26/2009WO2009141562A2 Novel quinones, syntheses and uses thereof
11/26/2009WO2009063485A3 Treatments using vitamin k analogues and derivatives
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ... 25