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Class 549/401 - Chalcogen bonded directly to the ring carbon para to the ring oxygen (e.g., chromones, etc.)


Subclass of Class 549 - Organic compounds -- part of the class 532-570 series
Definition: Compounds in which chalcogen (i.e., oxygen, sulfur, selenium,
No. of patents: 202
Last issue date: 01/03/2012


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NumberTitleIssue Date
8088935Compounds and methods for the treatment of asthma
Compounds and methods for the treatment of asthma are disclosed. The methods involve mast cell stabilization together with selective inhibition of iNOS. The compounds are combinations of a mast cell inhibiting moiety and an inhibitor of iNOS. An example is:
01/03/2012
7812183Benzopyran derivatives as potassium channel openers
The present invention is directed to novel benzopyran derivatives, pharmaceutical compositions containing them and their use in the treatment of disorders related to potassium channel. ...
10/12/2010
7629477Compounds, compositions and methods
Compounds useful for treating cellular proliferative diseases and disorders by modulating the activity of KSP are disclosed. ...
12/08/2009
7598403Synthesis of chromanones
Processes for the preparation of biologically active chromanones are disclosed, including processes for the preparation of intermediates useful in the preparation of the biologically active chromanones. The chromanones and the intermediates disclosed herein may be u...
10/06/2009
7384976Nebivolol and its metabolites in combination with nitric oxide donors, compositions and methods of use
The invention describes novel compositions comprising nebivolol and/or at least one metabolite of nebivolol and at least one nitric oxide donor, and, optionally, at least one antioxidant or a pharmaceutically acceptable salt thereof, and/or at least one compound use...
06/10/2008
7345090Galenical formulation
The invention relates to compounds of the formula I where R1, R2, R3, R4 and R5 have the meanings given in claim 1. The compound is suitable in particular for use in sk...
03/18/2008
7326797Manufacture of isoflavones
A process for manufacturing a hydroxylated isoflavone of the formula (I) given in the description comprises re-acting an appropriately substituted 2-hydroxydeoxybenzoin of the formula (II), also given in the description, with a formic acid anhydride of the formula H...
02/05/2008
7285671Materials and methods for treating coagulation disorders
The subject invention provides anticoagulant compounds of formula I: and pharmaceutically acceptable salts thereof, wherein R1, R3, n and Ar are as defined herein. The compounds of the subje...
10/23/2007
7226644Chroman derivative and liquid-crystal composition containing the compound
The present invention relates to a liquid crystal compound which has negative dielectric anisotropy and a large absolute value thereof; and a liquid crystal display element which contains the compound as a constituent element and has a negative value of dielectric a...
06/05/2007
7138430Nitrosated and nitrosylated nebivolol and its metabolites, compositions and methods of use
The invention describes novel nitrosated and/or nitrosylated nebivolol, novel nitrosated and/or nitrosylated metabolites of nebivolol and novel compositions comprising at least one nitrosated and/or nitrosylated nebivolol and/or at least one nitrosated and/or nitros...
11/21/2006
7138429Flavonoid compound and process for producing the same
A preparation process is provided for preparing a novel flavonoid compound having a high level of antioxidative action. The flavonoid compound is obtained by subjecting hesperidin to microbial fermentation treatment with Aspergillus saitoi. ...
11/21/2006
7094914Process for producing chromone compound
A process for producing a dicarboxylic acid compound represented by the formula (4): wherein R1 and R2 are the same or different and each represents lower alkyl and the wavy line indicates t...
08/22/2006
7045514Therapeutic heterocyclic compounds
Provided herein is a compound having the formula (I): Wherein said compounds are useful for the treatment of psychiatric disorders including but not limited to depression, generalized anxiety, eating disorders, dementi...
05/16/2006
7012149Process for the production of (−)-epigallocatechin gallate
A process is provided for making (−)-epigallocatechin gallate (EGCG) by subjecting a green tea extract to chromatography on a macroporous polar resin, eluting EGCG from the resin with a polar elution solvent, optionally concentrating the eluate, optionally regener...
03/14/2006
6949537PI-3 kinase inhibitor prodrugs
The invention provides novel prodrugs of inhibitors of PI-3 kinase. The novel compounds are LY294002 and analogs thereof comprising a reversibly quaternized amine. ...
09/27/2005
6936726Flavanol and cysteamine conjugates
The present invention refers to new products generated by the conjugation of flavanols with molecules that contain the thiol group. New molecules are obtained from polyphenolic plant extracts rich in oligomeric and polymeric procyanidines and prodelfinidins. In this...
08/30/2005
6924376Compounds, compositions and methods
Compounds useful for treating cellular proliferative diseases and disorders by modulating the activity of KSP are disclosed. ...
08/02/2005
6849746Synthetic methods for polyphenols
A process is disclosed for the production of polyphenol oligomers having n polyphenol monomeric units, n being an integer from 2-18. The process includes coupling of a protected polyphenol, having protected phenolic hydroxyl groups, with a C-4 functionalized polyphe...
02/01/2005
6750248Methods for preparing an estrogenic preparation and isolated estrogenic compounds from a plant and uses thereof
Methods for preparing an estrogenic preparation and isolating estrogenic compounds from a plant, such as an Epimedium plant, are provided. Also provided are estrogenic compounds from Epimedium plant that have been isolated and characterized, and methods for their us...
06/15/2004
6737439Aromatase inhibitors from Broussonetia papyrifera
A composition and method of cancer treatment is disclosed. The composition and method utilized the extract of B. papyrifera, or compounds included therein having aromatase inhibition properties, as active cancer chemopreventative and treating agents in mammal...
05/18/2004
66773714-oxybenzopyran derivative
This invention relates to a 4-oxybenzopyran derivative of formula (I) wherein, R1 and R2 represent each independently a hydrogen atom, a C1-6 alkyl group or a phenyl group; R3 represents a hydroxyl group or C
01/13/2004
6645997Benzopyrancarboxylic acid derivatives for the treatment of diabetes and lipid disorders
A class of benzopyrancarboxylic acid derivatives comprises compounds that are potent agonists of PPAR alpha and/or gamma, and are therefore useful in the treatment, control or prevention of non-insulin dependent diabetes mellitus (NIDDM), hyperglycemia, d...
11/11/2003
6620842Chalcones
Disclosed are novel chalcone derivatives having the formula (I) ##STR1## The compounds possess antiproliferative activity and are useful for the manufacture of a medicament for the treatment or prevention of neoplasms, particularly those located in the ut...
09/16/2003
6608089Derivatives of flavones, xanthones and coumarins
Compounds having the formula (I) Z--OCH2 --C.ident.CCH2 --NRR1 (I) or a pharmaceutically acceptable salt or solvate thereof wherein Z can represent the formula (1A) or (1B). ##STR1## The compounds possess antiproliferative act...
08/19/2003
6579903Klainetins and their derivatives, method for their preparation and use thereof
The invention relates to compounds of formula I ##STR1## and of formula II ##STR2## in which R1, R2, R3, R4, R5, X1, X2, X3, X4, X5 and Y are def...
06/17/2003
6566397Acyclic isoprenoid ether derivatives as chemotherapeutics
A method of and compositions for suppressing the growth of tumor cells in a patient are disclosed. In one embodiment, the method comprises treating the patient with an effective amount of an isoprenoid ether-linked compound, wherein the isoprenoid ether-l...
05/20/2003
6531617Process for preparing hydroxychomanones and cis-aminochromanols
Enantiomerically enriched hydroxychromanones are obtained by the AlCl3 -catalyzed intramolecular Friedel-Crafts acylation of the corresponding 3-phenoxy-2-alkylcarbonyloxy-propionic acid followed by cleavage of the carboxylate in the presence o...
03/11/2003
6528664Synthetic methods for polyphenols
A process is disclosed for the production of polyphenol oligomers having n polyphenol monomeric units, n being an integer from 2-18. The process includes coupling of a protected polyphenol, having protected phenolic hydroxyl groups, with a C-4 functionali...
03/04/2003
6514633Light emitting device material, light emitting device using thereof, and amine compound
A light emitting device material comprising a compound represented by the following formula (I): ##STR1## wherein R1, R2 and R3, which may be the same or different, each represents an aryl group, a heterocyclic group or an...
02/04/2003
6489365Amidine derivatives, the preparation and use thereof as medicaments with Itb4 antagonistic effect
Compounds of the formula ##STR1## which is explained more fully in the specification, may be prepared by conventional methods and used therapeutically in conventional galenic preparations....
12/03/2002
6479671Process for producing optically active chromene derivative
A process for producing a compound of the formula (II): ##STR1## (wherein R1, R2, R3 and R4 are each independently hydrogen, alkyl, alkoxy or the like, R5 is alkyl or alkoxyalkyl, A is O or S, Ar is a...
11/12/2002
6462075Chalcone and its analogs as agents for the inhibition of angiogensis and related disease states
The present invention relates to chalcone and chalcone derivatives and analogs which are useful as angiogenesis inhibitors. The present compounds, which are inexpensive to synthesize, exhibit unexpectedly good activity as angiogenesis inhibitors. The pres...
10/08/2002
6436987Crystalline forms of (3S-trans)-2-[3,4-dihydro-4-hydroxy-3-(phenylmethyl)-2H-1-benzopyran-7-yl] -4-(trifluoromethyl)-benzoic acid
The present invention provides novel polymorphic forms of anhydrous crystalline (3S-trans)-2-[3,4-dihydro-4-hydroxy-3-(phenylmethyl)-2H-1-benzopyran-7-yl] -4-(trifluoromethyl)-benzoic acid, hereinafter compound (I), and a novel salt, and a hydrate of ...
08/20/2002
635300011-halo prostaglandins for the treatment of glaucoma or ocular hypertension
A method of treating glaucoma or ocular hypertension in a patient, which comprises administering to the patient a pharmaceutically effective amount of a compound of formula I: ##STR1##...
03/05/2002
6346626Chromanone and thiochromanone compounds
The invention concerns the compounds of formula I ##STR1## wherein R1 and R2 independently are hydrogen, acyl, alkoxycarbonyl or alkyl; either the sulfamoyloxy side chain is bound to the 6 position; R3 is alkyl; alkenyl; alkiny...
02/12/2002
6340694Diarylbenzopyran derivatives as cyclooxygenase-2 inhibitors
The diarylbenzopyran derivatives represented by formula I, and the pharmaceutically acceptable salts thereof, are disclosed. The composition comprising the compound of formula I, or a pharmaceutically acceptable salt thereof, shows an excellent selective ...
01/22/2002
6288242Processes and intermediates for preparing substituted chromanol derivatives
The invention relates to processes for preparing a compound of the formula ##STR1## and the enantiomer of said compound, wherein the benzoic acid moiety is attached at position 6 or 7 of the chroman ring, and R1, R2, and R3
09/11/2001
6239171Tocotrienols and tocotrienol-like compounds and methods for their use
The present invention relates to novel tocotrienols and tocotrienol-like compounds displaying biological activity. The tocotrienols and tocotrienol-like compounds of this invention may be conveniently obtained from biological sources or by chemical synthe...
05/29/2001
6204290Tocotrienols and tocotrienol-like compounds and methods for their use
The present invention relates to novel tocotrienols and tocotrienol-like compounds displaying biological activity. The tocotrienols and tocotrienol-like compounds of this invention may be conveniently obtained from biological sources or by chemical synthe...
03/20/2001
6143770Tocotrienols and tocotrienol-like compounds and methods for their use
The present invention relates to novel tocotrienols and tocotrienol-like compounds displaying biological activity. The tocotrienols and tocotrienol-like compounds of this invention may be conveniently obtained from biological sources or by chemical synthe...
11/07/2000
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