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Class 549/357 - Plural ring oxygens in the hetero ring (e.g., 1,2-dioxin, etc.)


Subclass of Class 549 - Organic compounds -- part of the class 532-570 series
Definition: Compounds in which the hetero ring contains at least two
No. of patents: 60
Last issue date: 11/02/2010


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NumberTitleIssue Date
7825265Compounds with activity at estrogen receptors
Disclosed herein are novel di-aromatic compounds and methods for using various di-aromatic compounds for treatment and prevention of diseases and disorders related to estrogen receptors. ...
11/02/2010
7427693Polar liquid crystal
Compounds that are useful in compositions for flat panel displays, for example, are provided. The compounds provided are polar, and are useful in low threshold voltage mixtures. The compounds provided have the general structure: CpCOCH2[A]
09/23/2008
7335775Effector conjugates, process for their production and their pharmaceutical use
Conjugates of epothilones and epothilone derivatives (as effectors) with suitable biomolecules (as recognition units) are described. Their production is carried out by the effectors being reacted with suitable linkers, and the compounds that are produced are conjuga...
02/26/2008
7244853Dioxanes and uses thereof
In recognition of the need to develop novel therapeutic agents and efficient methods for the synthesis thereof, the present invention provides novel compounds of general formula (I): and pharmaceutically acceptable...
07/17/2007
7241905Dioxin analogues and methods and kits for searching out dioxins-decomposing organisms or enzymes or dioxin-decomposing enzyme genes
The present invention provides a novel dioxin analogue for use in the search for organisms capable of degrading dioxin. The dioxin analogue is represented by the following chemical formula (1) or (2): ...
07/10/2007
7129254Effector conjugates, process for their production and their pharmaceutical use
Conjugates of epothilones and epothilone derivatives (as effectors) with suitable biomolecules (as recognition units) are described. Their production is carried out by the effectors being reacted with suitable linkers, and the compounds that are produced are conjuga...
10/31/2006
7063977Enzymatic resolution of t-butyl taxane derivatives
A method for the resolution of a mixture of the cis or trans enantiomers of a compound of the formula wherein R1 is —O—C(O)alkyl, —O—C(O)aryl or —O—C(O)cycloalkyl by contacting the mixture ...
06/20/2006
6933385Protected 3,5-dihydroxy-2,2-dimethyl-valeroamides for the synthesis of epothilones and derivatives and process for the production and the use
The invention relates to new protected 3,5-dihydroxy-2,2-dimethyl-valeroamides for the synthesis of epothilones and derivatives and process for the production and the use of the new compounds for the production of epothilones or epothilone derivatives. ...
08/23/2005
6872502Chemically amplified negative photoresist, and photoresist composition
A polymer for a chemically amplified negative photoresist and a photoresist composition are provided. A representative polymer of the invention is a compound of formula 5: wherein: R1
03/29/2005
6864254Inhibitor for 20-hete-yielding enzyme
An inhibitor for 20-hydroxyeicosatetraenoic acid production which comprises as the active ingredient a specific hydroxyformamidine derivative or a pharmacologically acceptable salt thereof. It is useful especially as a remedy for kidney diseases, cerebrovascular dis...
03/08/2005
6864225Cyclic ketals, fragrance compositions containing the same and methods of using the same
Compounds of the general formula (I) are described: wherein each of R1, R2, R3, R4, R5 and R6 independently represents a substituent selected from the g...
03/08/2005
6774249Uses of improved polymer-supported photosensitizers in the generation of singlet oxygen
Improved polymer-immobilized photosensitizer are disclosed as well as methods of preparing and using them. The polymer-immobilized photosensitizers comprise a cross-linked polymer backbone, a plurality of cationic ammonium or phosphonium groups covalently bound to t...
08/10/2004
6559144Bicyclic amino acids
Compounds of the formula I ##STR1## in which X, Y, Z, R1, R2, R3, R4, R5, R7, R8, R11, m and n have the meanings stated in claim 1, and their physiologically acceptabl...
05/06/2003
6544945Cyclic pro-perfumes having modifiable fragrance raw material alcohol release rates
The present invention relates to cyclic pro-perfumes comprising a moiety derived from a fragrance raw material alcohol. Such cyclic perfumes may contain dioxolane and glucosyl orthesters that are suitable for use in delivering enhanced fragrance longevity...
04/08/2003
6521661Cyclic peroxides as novel antifungal agents
The novel compositions and methods of the subject invention can be used in antifugal applications. The antifugal agents of the subject invention can be used in the treatment of an animal or human having a fugal infection. In a further embodiment the compo...
02/18/2003
6486331Substituted alkylketo compounds and process
Substituted alkylketo compounds of the formula ##STR1## can be converted to the corresponding amino acid by a stereoselective enzymatic process. The resulting amino acid compounds can be employed as starting materials for pharmaceutically active compounds...
11/26/2002
64369142-hydroxy-3--(4-hydroxy-3-sulfonamidophenyl)--propylamines useful as beta 3 adrenergic agonists
Compounds are provided having the formula ##STR1## including pharmaceutically acceptable salts thereof, wherein R1 is lower alkyl, aryl or arylalkyl; A is hydrogen or ##STR2## B is hydrogen, alkyl, alkenyl, or ##STR3## but when A is hydrogen, B...
08/20/2002
6369099Method of locking 1 ଱-OH of vitamin D compounds in axial orientation
A method of modifying or altering the structure of a 1଱-hydroxylated vitamin D compound to increase its biological activity by altering the conformational equilibrium of the A-ring to favor a chair conformation that presents the 1଱-hydroxyl in...
04/09/2002
6365755Ammonium 3,5,6-trihydroxyhexanoate derivatives and preparation process thereof
Provided are a novel ammonium (3R,5S)-3,5,6-trihydroxyhexanoate derivative represented by the following formula (I): ##STR1## wherein R1 represents a benzyl group which may have a substituent, a triphenylmethyl group which may have a substituen...
04/02/2002
6358980Alkynyl containing hydroxamic acid compounds as matrix metalloproteinase/tace inhibitors
Compounds of the formula: ##STR1## useful in the treatment of arthritis, tumor metastasis, tissue ulceration, abnormal wound healing, periodontal disease, bone disease, diabetes (insulin resistance) and HIV infection....
03/19/2002
6258775Bi-aromatic compounds, pharmaceutical and cosmetic compositions containing same and uses
The invention relates to novel biaromatic compounds having general formula I ##STR1## and their use in pharmaceutical compositions for use in human and veterinary medicine, in particular for treating dermatological, rheumatic, respiratory, cardiovasc...
07/10/2001
6171522Heterocyclic aromatic anion salts, and their uses as ionic conducting materials
The invention relates to ionic compounds in which the anionic load has been displaced, and the uses of these compounds. A compound disclosed by the invention comprises an anionic portion combined with at least one cationic portion M+m in suffic...
01/09/2001
6071861Dihalopropene compounds, insecticidal/acaricidal agents containing same, and intermediates for their production
The dihalopropene compounds of the general formula [I ] have excellent insecticidal/acaricidal activity, so that they are satisfactorily effective for the control of noxious insects, mites and ticks....
06/06/2000
5916995Acetal-substituted aromatic hydroxy compounds and negative photoresist compositions comprising the same
There are disclosed an aromatic hydroxy compound or polymer substituted with acetal of Formula (I), (II) or (III), and a negative photoresist composition prepared therefrom. The pattern formed of the negative photoresist composition has good cross section...
06/29/1999
5834508Ketone derivatives
A novel ketone derivative (I) which possesses a potent inhibitory activity against thiol protease such as papain, cathepsin B, cathepsin H, cathepsin L, calpain or the like with excellent properties regarding oral absorbance, tissue transference and cell ...
11/10/1998
5808110Cyclic ketone peroxide formulations
A transportable, storage stable cyclic ketone peroxide composition which comprises 1.0-90% by weight of one or more cyclic ketone peroxides and 10-99% by weight of one or more diluents selected from the group consisting of liquid phlegmatizers for the cyc...
09/15/1998
5792876Process for producing acetals
A process is described for producing acetals comprising reacting an aldehyde or a ketone with an alcohol in the presence of a titanium compound having an acetylacetone as a ligand, or in the presence of a compound selected from the group consisting of sta...
08/11/1998
5773635Preparation of polyenecarbonyl compounds having a high content of the all-E isomer, and of their acetals or ketals
A process for preparing polyenecarbonyl compounds having a high all-E content and their acetals or ketals by aldol condensation or Horner-Emmons reaction comprises carrying out the reaction, for the purposes of the preferred formation of a double bond of ...
06/30/1998
5718845Tricyanovinyl substitution process for NLO polymers
Nonlinear optical compounds which contain a heteroaromatic ring and may further comprise a tricyanovinyl group attached to the heteroaromatic ring....
02/17/1998
5717113Bioactive acetogenins and derivatives
Novel acetogenins isolated from Asimina triloba and Goniothalamus giganteus of the family Annonaceae and derivatives of those and other acetogenins are described. Bioactive cyclic formaldehyde acetal derivatives are prepared from Annonaceous acetogenins h...
02/10/1998
5716989Bicyclo›3.3.0!octane derivatives, process for their production and their pharmaceutical use
The invention relates to bicyclo›3.3.0!octane compounds of formula I, ##STR1## wherein the variable are defined in this specification, as well as their enantiomers, and their salts with physiologically compatible bases. ଱-, ଲ-, or ͌-Cyc...
02/10/1998
5709820Alkenyl cyclohexane derivatives and liquid crystal compositions
Liquid crystalline alkenyl cyclohexane compounds of formula (I) having a nematic phase over a broad temperature range, a higher elastic constant ratio K33 /K11 and a lower viscosity, liquid crystal compositions comprising the above c...
01/20/1998
5672708Process for the preparation of N-arylaminoacrylic acid derivatives and the use of N-arylaminoacrylic acid derivatives thus prepared for the preparation of 4-quinolone-3-carboxylic acid derivatives
N-arylaminoacrylic acid derivatives are obtained in good yields and in high purities when benzoylacetic acid derivatives are reacted with N-arylimino ethers. The products thus prepared are used, in particular, for the preparation of 4-quinolone-3-carboxyl...
09/30/1997
5625067Cyclopentane ether derivatives, processes for their production, and their pharmaceutical use
The invention relates to cyclopentane ether derivatives of Formula I ##STR1## their salts with physiologically compatible bases, as well as the ଱-, ଲ- or γ-cyclodextrin clathrates, and also the liposome-encapsulated compounds of Formula ...
04/29/1997
5565436Production stimulators of nerve growth factors comprising cyathane derivatives
A production stimulator of nerve growth factor contains a new cyathane derivative of the form ##STR1## where R is either CHO or CH2 OH....
10/15/1996
5552549Process for the dechlorination of chlorinated aromatic compounds
Chlorinated aromatic compounds are dechlorinated in a simple and inexpensive manner by heating them to 300° to 450° C. in a salt melt in the presence of water and/or water vapor and carbon....
09/03/1996
5514705Epidioxymanadic acids A and B
The present invention is directed to two novel compounds isolated from a Pacific sponge, Plakortis (Homosclerophorida, Plakinidae) which are designated herein as epidioxymanadic acids A and B. These two compounds have been obtained by a bioassay-guided (i...
05/07/1996
5480905Benzodioxane derivatives
Compounds represented by the general formula (I): ##STR1## (where R1 is an admantyl group; R2 is a hydrogen atom, a lower alkyl group, a lower alkenyl group or an aralkyl group; R3 is a 1,4-benzodioxane ring that may ...
01/02/1996
5449684Cytotoxic compounds
Compounds isolated from a marine sponge, and derivatives thereof, have the formulae: ##STR1## in which R1 is H or lower alkyl; R2 is OH or CH3 ; R3 is OH or CH3, and R4 H or MPTA. The ...
09/12/1995
5405968Polyketomethine dyes
Methine dyes with a polyketo group I ##STR1## where A is ##STR2## R1 is a 5- or 6-membered cycloaliphatic radical which contains one or two hetero atoms from the group --NR4 --, --O-- and --S-- and which may be fused t...
04/11/1995
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