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| Number | Title | Issue Date |
| 7759527 | Microwave induced one pot process for the preparation of arylethenes The invention entitled “A Microwave Induced One Pot Process for The Preparation of Arylethenes” provides a method for the preparation of commercially important 2- or 4-hydroxy substituted arylethenes like styrenes or stilbenes in one pot utilizing cheaper substr... | 07/20/2010 |
| 7422702 | Benzene derivative having long, linear conjugated structure, process for producing benzene derivative, and liquid-crystal material The present invention provides, in a method for transporting charge using the molecular orientation in a liquid-crystalline state, a novel benzene derivative having a long, linear conjugated structure expected to have satisfactory charge-transport properties without... | 09/09/2008 |
| 7371887 | Oligo(p-phenylene vinylene) amphiphiles and methods for self-assembly Amphiphilic oligo(p-phenylene vinylene) compounds and methods of use en route to self-assembled composites and device fabrication. ... | 05/13/2008 |
| 7193019 | Process for the production of vinyl compound A process for the production of a vinyl compound of the formula (1), which process comprises reacting a bifunctional phenylene ether oligomer of the formula (2) with a vinylbenzyl halide ... | 03/20/2007 |
| 7109245 | Vasoconstrictor cannabinoid analogs Methods and compounds for reversing pathological vasodilation of blood vessels, for example vasodilation caused by activation of CB1-like receptors, by administering to a subject a therapeutically effective amount of a compound sufficient to induce vasoconstriction,... | 09/19/2006 |
| 7001678 | Crosslinked polymer blends that include a luminescent polymer, and devices incorporating same Crosslinked polymer blends that include a luminescent polymer. Also featured are devices incorporating these blends. ... | 02/21/2006 |
| 6969778 | DDQ mediated one step dimerization of β-asarone or β-asarone rich Acorus calamus oil in the formation of novel neolignan The present invention relates to neolignan (NEOLASA-I) 3-ethyl-2-methyl-3-(2″,4″,5″-trimethoxy-phenyl-1-(2′,4′,5′-trimethoxy)phenyl-1-propene and a process for the preparation of high purity, higher yield neolignan, α-asarone, 2,4,5-trimethoxy-phenyl pr... | 11/29/2005 |
| 6864397 | Difluoromethyl ether derivative and process for producing the same The present invention provides a process for producing a difluoromethyl ether derivative simple and efficient process for producing the difluoromethyl ether derivative represented by Formula (1d′) or a difluoromethyl ether derivative represented by Formula (1c′)... | 03/08/2005 |
| 6844471 | Method for the conversion of a Z-isomer into E-isomer A method of converting (Z)-1-(3,5-disubstituted phenyl)-2-(4-substituted phenyl)ethene of general formula (II) to (E)-1-(3,5-disubstituted phenyl)-2-(4-substituted phenyl)ethene of general formula (I) wherein R1 | 01/18/2005 |
| 6827876 | Difluoromethyl ether derivative and process for producing the same A liquid crystalline compound represented by Formula (1c′): wherein R1 and R2, rings A1, A2, A3, A4 and A5, Z1, Z2 | 12/07/2004 |
| 6790868 | Non-halogenated phenoxy and/or benzyloxy substituted phenols, antimicrobial compositions containing the same, and methods of using the same Antimicrobial compounds, compositions containing the same, and methods of using of the same for reducing the presence of microorganisms on a substrate or in a fluid environment comprising an antimicrobial effective carrier and at least one antimicrobial compounds in... | 09/14/2004 |
| 6689922 | Vitamin D analogues The invention concerns novel bi-aromatic compounds having the formula: ##STR1## which are analogs of vitamin D, the process of preparing them, as well as their use in pharmaceutical compositions in human or veterinary medicine, particularly in dermatology... | 02/10/2004 |
| 6677383 | Hydroxylation activated prodrugs The present invention concerns enzymatic aromatic hydroxylation-activated prodrugs, particularly anti-tumor prodrugs and those which are specifically activated by the hydroxylation activity of the enzyme CYP1B1.... | 01/13/2004 |
| 6670512 | Substituted tetraarylethylene compounds The present invention seeks to provide novel tetraarylethylene compounds which are substituted on the aryl rings ortho to the ethylenic carbon atoms and processes for the preparation for such compounds. The compounds have potential use as molecular templa... | 12/30/2003 |
| 6541673 | Process for oxyalkylating phenolic compounds Phenolic polyether polyols are prepared by a two stage oxyalkylation process, a first stage performed at a high oxyalkylation temperature and a second stage at a lower oxyalkylation temperature. Despite the use of high temperature during oxyalkylation, po... | 04/01/2003 |
| 6448450 | 1-(3,5-dimethoxyphenyl)-2-(4-hydroxyphenyl)-ethylene for diabetes treatment A diphenylethylene Pterocarpus marsupium is provided which is administered orally to decrease blood glucose levels in rats. The compound is an effective anti-diabetic agent that can reduce abnormality of glucose metabolism in diabetes.... | 09/10/2002 |
| 6333437 | Method for purifying a bromine compound A method for purifying a bromine compound by depositing the bromine compound represented by the following general formula (1) as solid particles from a crude solution containing the bromine compound: ##STR1## wherein (i) the crude solution is supplied int... | 12/25/2001 |
| 6281250 | Retinyl ethers, derivatives and analogues and inhibition of breast carcinogenesis The present invention is directed to retinyl ethers, derivatives and analogues and their use in inhibiting breast carcinogenesis or breast cancer cell growth.... | 08/28/2001 |
| 5866616 | 3,3-(disubstituted) cyclohexan-1-ol monomers and related compounds The present invention relates to novel 3,3-(disubstituted)cyclohexan-1-ol monomers and related compounds, pharmaceutical compositions containing these compounds, and their use in treating allergic and inflammatory diseases and for inhibiting the productio... | 02/02/1999 |
| 5840724 | Compounds containing phenyl linked to aryl or heteroaryl by an aliphatic- o r This invention is directed to the pharmaceutical use of phenyl compounds, which are linked to an aryl moiety by various linkages, for inhibiting tumor necrosis factor. The invention is also directed to the compounds, their preparation and pharmaceutical c... | 11/24/1998 |
| 5723681 | 3,3-(disubstituted)cyclohexan-1-01 dimers and related compounds The present invention relates to novel 3,3-(disubstituted)cyclohexan-1-ol dimers and related compounds, pharmaceutical compositions containing these compounds, and their use in treating allergic and inflammatory diseases and for inhibiting the production ... | 03/03/1998 |
| 5679696 | Compounds containing phenyl linked to aryl or heteroaryl by an aliphatic-or heteroatom-containing linking group This invention is directed to the pharmaceutical use of phenyl compounds, which are linked to an aryl moiety by various linkages, for inhibiting tumor necrosis factor. The invention is also directed to the compounds, their preparation and pharmaceutical c... | 10/21/1997 |
| 5605923 | Compounds useful for treating inflammatory diseases and inhibiting production of tumor necrosis factor Novel cyclohexene-ylidene derivatives of formula (I) are described herein. These compounds inhibit the production of Tumor Necrosis Factor and are useful in the treatment of disease states mediated or exacerbated by TNF production; they are also useful in... | 02/25/1997 |
| 5569786 | Isolation, structural elucidation and synthesis of novel antineoplastic substances denominated "combretastatins" New antineoplastic substances have been isolated, structurally elucidated and synthesized having a general structural formula of: ##STR1## wherein: R1 is OH or OCH3 ; R2 is H or OCH3 ; or R1 R2 | 10/29/1996 |
| 5565191 | Cosmetic and dermatological compositions for the protection against UV radiation containing stilbene derivatives Stilbene derivatives of formula (I) ##STR1## wherein A, R1 and R2 are as defined in the following, are useful for the protection against UV radiation.... | 10/15/1996 |
| 5547983 | Aromatic and polycyclic compounds and their use in human or veterinary medicine and in cosmetics Aromatic bicyclic compounds of formula (I) ##STR1## where R.sub.1 is specifically --H, CH.sub.3, --CH.sub.2 OH, --OH, --CHO, --CONH.sub.2, --COOH, --COOalkyl, --SH, S-alkyl, etc. . . . ; R.sub.2 is H; R.sub.3 is H, aryl, aralkyl or lower alkyl option... | 08/20/1996 |
| 5510540 | Polyfunctional vinyl ether compound and photoresist resin composition containing the same A polyfunctional vinyl ether compound represented by formula (I): ##STR1## wherein n, which is an average repeating number, represents a number of from 0 to 20; R1 and R2 each independently represents a hydrogen atom, a halogen ... | 04/23/1996 |
| 5498803 | Poly(arylene ether)s containing pendent ethynyl groups Poly(arylene ether)s containing pendent ethynyl and substituted ethynyl groups and poly(arylene ether) copolymers containing pendent ethynyl and substituted ethynyl groups are readily prepared from bisphenols containing ethynyl and substituted ethynyl gro... | 03/12/1996 |
| 5264511 | Polymers of bis (ethynylstyryl) benzene and related monomers Monomers, B-stage polymers, C-stage polymers, cured polymers and electricy conducting polymers of acetylene-terminated aromatic monomers containing three benzene rings separated by ethylene groups are disclosed. These new polymers can withstand aggressiv... | 11/23/1993 |
| 5250742 | Process for the production of propargyl ethers and new propargyl ethers The invention relates to a process for the production of new propargyl ethers in the presence of iron as catalyst and to new propargyl ethers.... | 10/05/1993 |
| 5248748 | Diacetylene compound having double bond and shaped article thereof Disclosed is a diacetylene compound comprising, as structural units, (a) at least one member selected from diacetylene group-containing organic groups of the formulae (I) and (II): RI --C.tbd.C--C.tbd.C--RII -- (I) and ... | 09/28/1993 |
| 5242996 | Modified epoxy resins having acetylenically unsaturated functions A modified epoxy resin or compound of the formula: ##STR1## wherein A is the backbone reside of a glycidyl ether epoxy resin with removal of the glycidyloxy groups; R1 and R2 are independently a hydrogen atom or C1 -C... | 09/07/1993 |
| 5196586 | Polydiphenyldiacetylenes Disclosed herein are polydiphenyldiacetylenes having the following repeating unit (III): ##STR1## (wherein R1 denotes a hydrogen atom or a methoxy group; R2 denotes a hydrogen atom, a methoxy group or a methylamino group; R... | 03/23/1993 |
| 5185454 | Process for the preparation of symmetrical diarylacetylenes Symmetrical diaryl-acetylenes can be prepared by reacting an aryl halide with acetylene in the presence of a palladium catalyst and a base. If the acetylene is introduced into the liquid reaction mixture using a high intensity gas dispersion means, the ar... | 02/09/1993 |
| 5149888 | Hydroxylation of phenols/phenol ethers The phenols and phenol ethers, e.g., phenol itself, are effectively hydroxylated by reacting hydrogen peroxide therewith, in the presence of a catalytically effective amount of titanium dioxide.... | 09/22/1992 |
| 5132328 | Alcohol and ether derivatives The invention concerns a compound of the formula I, ##STR1## wherein Ar1 is optionally substituted phenyl or naphthyl; A1 is (1-6C)alkylene, (3-6C)alkenylene, (3-6C)alkynylene or cyclo(3-6C)alkylene; Ar2 is optionally subs... | 07/21/1992 |
| 5081251 | Stilbene compounds use in anionic polymerization Stilbene compounds of the general formula Ia, Ib or Ic R1 R2 R3 Ar1 --CH.dbd.CH--Ar3 R4 R5 R6 (Ia) R1 R2 R3 Ar1 --CH.dbd.CH--Ar2... | 01/14/1992 |
| 5047420 | 1,3-diaryl cyclopentanes and derivatives thereof as PAF antagonists Novel 1,3-diaryl cyclopentanes of the following general formula were prepared. ##STR1## These compounds were found to have potent and specific PAF (Platelet Activating Factor) antagonistic activities and as such useful in the treatment or amelio... | 09/10/1991 |
| 5047169 | Tolane compound A tolane compound represented by the following general formula (I) which can elevate the anisotropy (Ɗn) of the refractive index of a liquid crystal composition: ##STR1## wherein R represents an alkynyl or an alkadienyl group having 3 to 18 car... | 09/10/1991 |
| 4996237 | Combretastatin A-4 The African tree Combretum caffrum (Combretaceae) has been found to contain an agent which is a powerful inhibitor of tubulin polymerization (IC50 2-3 μM), the growth of murine lymphocytic leukemia (L1210 and P388 with ED50 | 02/26/1991 |
