Matches 1 - 50 out of 115 1 2 3 >
Match Document Document Title
7625499 Conductive liquid-crystal material, process for producing the same, liquid-crystal composition, liquid crystal semiconductor element, and information memory medium  
The present invention provides a conductive liquid-crystal material having features including that, for example, excellent conductivity is exhibited at a low threshold voltage of about 5 V even in...
7560491 Z-stilbenes derivatives and the pharmaceutical composition thereof  
A series of Z-stilbenes derivatives are disclosed, which have the structure as shown by formula 1. In the structure of formula 1, X is hydrogen, NHR, or nitro group, and R is hydrogen. Y and Z is...
7527916 Photopolymerizable composition  
A composition that is photopolymerizable upon absorption of light in the wavelength range from 300 to 450 nm, the composition comprising a binder, a polymerizable compound, a sensitizer and a...
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...
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...
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...
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...
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...
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...
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...
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...
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....
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...
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...
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.
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...
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...
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...
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: R 1 is OH or OCH 3 ; R 2 is H or OCH 3 ;...
5565191 Cosmetic and dermatological compositions for the protection against UV radiation containing stilbene derivatives  
Stilbene derivatives of formula (I) ##STR1## wherein A, R 1 and R 2 are as defined in the following, are useful for the protection against UV radiation.
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 1 is specifically --H, CH 3 , --CH 2 OH, --OH, --CHO, --CONH 2 , --COOH, --COOalkyl, --SH, S-alkyl, etc. . . . ; R 2 is H; R 3 is H,...
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...
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...
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.
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): R I ...
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; R 1 and R 2 are independently...
5196586 Polydiphenyldiacetylenes  
Disclosed herein are polydiphenyldiacetylenes having the following repeating unit (III): ##STR1## (wherein R 1 denotes a hydrogen atom or a methoxy group; R 2 denotes a hydrogen atom, a methoxy...
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...
5081251 Stilbene compounds use in anionic polymerization  
Stilbene compounds of the general formula Ia, Ib or Ic R 1 R 2 R 3 Ar 1 --CHCH--Ar 3 R 4 R 5 R 6 (Ia) R 1 R 2 R 3 Ar 1 --CHCH--Ar 2 R 4 R 5 R 6 --CHCH--Ar 3 R 7 R 8 ...
5047169 Tolane compound  
A tolane compound represented by the following general formula (I) which can elevate the anisotropy (Δn) of the refractive index of a liquid crystal composition: ##STR1## wherein R represents an...
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...
4959391 Phenol derivatives, pharmaceutical compositions containing these compounds and processes for the preparation of these compounds and compositions  
Phenol derivatives of the formula ##STR1## wherein A and B have the same or different meanings and each represent one of the groups --C.tbd.C--, cis--CHCH-- or trans--CHCH--, R 1 is...
4956442 Process for preparing poly (vinylbenzyl ethers) of polyphenols  
Poly(vinylbenzyl ethers) of polyphenols are prepared by reacting an alkali metal, alkaline earth metal, or ammonium salt of a polyphenol with a vinylbenzyl halide in a liquid reaction medium...
4954659 1,4-bis (dihydroxyphenyl) butane and analogs  
A grignard synthesis of pharmacologically active 1,4-bis(dihydroxyphenyl)butane and analogs, as well as novel intermediates, is provided, comprising preparing a grignard reagent preferably, a...
4894109 Method and apparatus for tacking together the copies of multicopy forms  
A method and apparatus for tacking together multipage forms having pin holes with the use of adhesive tacking tape.
4774316 Copolymer of vinylbenzyl ether of polyhydric halogenated phenolic compound and aromatic polycyanate ester compound  
The polyfunctional vinylbenzyl ethers of polyhydric halogenated phenolic compounds are prepared and can be copolymerized with polycyanate ester compounds to provide copolymers having dielectric...
4772755 1,2-1,4 addition reaction sequence leading to disubstituted acelylenes  
A method for synthesizing a tri-substituted phenyl compound (I) by using a 1,2-addition followed by a 1,4-addition to 1,4-benzoquinone (II): ##STR1## wherein X is hydroxy, alkoxy or alkanoyloxy, Ar...
4754076 Process for making phenoxycycloalkanols  
A process for producing a phenoxycycloalkanol comprising reacting an aromatic alcohol with an (optionally substituted) C 5 -C 6 cycloalk-1,2-ylene oxide in the presence of an effective amount of...
4733002 Lipoxygenase inhibitor  
A lipoxygenase inhibitor comprising as active ingredient a substituted styrene derivative having a radical of the general formula ##STR1## wherein X denotes a hydroxyl group or a lower alkoxy group...
4707558 Monomers and oligomers containing a plurality of vinylbenzyl ether groups, method for their preparation and cured products therefrom  
Monomers and oligomers containing a plurality of vinylbenzyl ether groups are prepared by reacting a material containing a plurality of aromatic hydroxyl groups such as...
4686235 Substituted cinnamyl-2,3-dihydrobenzofuran and analogs useful as anti-inflammatory agents  
Substituted cinnamyl-2,3-dihydrobenzofurans and analogs were prepared from the nucleophlic substitution of a cinnamylhalide with a 2,3-dihydrobenzofuran anion or an analog thereof. These compounds...
4644085 Rooperol and its derivates  
The invention relates to a new anti-cancer chemical compound which has been called rooperol and certain derivatives thereof of the general formula ##STR1## in which A is chosen from the group...
4640849 Meta-bridged styryloxy resins  
Polyfunctional cationically polymerizable styryloxy compounds of the formula ##STR1## where R 1 is H or methyl; R 2 is hydrocarbyl, hydrocarbyl interrupted by ether oxygen atoms, or halo...
4610996 Fungicidal phenoxytriazolyl ketones and carbinols  
Phenoxytriazolyl ketones and carbinols of the formula ##STR1## in which A represents the keto group or the CH(OH) grouping and R represents hydrogen, alkenyl, alkinyl, halogenoalkyl,...
4598160 Intermediate phenolic compounds for the catalytic synthesis of chromans  
A catalytic synthesis of chromans in racemic or optically active forms, including intermediates thereto; the synthesis employs an asymmetric palladium (II) catalyzed oxidative cyclization of a...
4562298 Optically active nordihydroguaiaretic acid and intermediates  
A process for producing novel compositions including optically active molecules of nordihydroguaiaretic acid (d,1-2,3-dimethyl,1,4-bis(3,4-dihydroxyphenyl)butane) and intermediates, starting with...
4507492 Preparation of aromatic derivatives  
Allyl derivatives of phenols, thiophenols and arylamines are prepared by contacting such aromatic reactant with an allyl lower alkyl carbonate in the presence of a molybdenum, tungsten or Group...
4335055 Process for the preparation of alkenylbenzene derivatives or alkenylnaphthalene derivatives  
Compounds of the formula I ##STR1## in which Z, Z 1 , R, m and p are as defined in patent claim 1, can be obtained in a simple and economical manner by a novel process wherein a halide of the...
4317941 2-Decarboxy-2-hydroxymethyl-trans-2,3-didehydro-9-deoxy-9-methylene-PGF compounds  
The present specification relates to novel 9-deoxy-9-methylene-trans-2,3-didehydro-PGF compounds with improved pharmacological properties. While these compounds are useful in inducing a wide...
4314086 Preparation of aliphatic/aromatic ethers  
Aliphatic/aromatic ethers are prepared by reacting an aliphatic halide with either an alkali or alkaline earth metal, or ammonium phenolate or naphtholate, in an inert organic solvent, and in the...
Matches 1 - 50 out of 115 1 2 3 >