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Class 205/424 - Polycyclo ring system having the hetero ring as one of the cyclos


Subclass of Class 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
Definition: Subject matter wherein the hetero ring system is a polycyclo
No. of patents: 28
Last issue date: 10/12/2010


NumberTitleIssue Date
7811441Organic photosensitive pigment
Processes for making organic photosensitive pigments for charge generating layers of imaging members. The pigments may include titanyl phthalocyanine. The pigments may be synthesized through a partially electrochemical or purely electrochemical process. The pigments...
10/12/2010
7125479Polymeric compositions comprising thieno[3,4-b]thiophene, method of making, and use thereof
Polymers and copolymers comprising repeating units of 5 thieno[3,4-b]thiophene. Water-borne dispersions of such polymers and copolymers can be cast by conventional methods to provide uniform, thin films which possess utility in numerous electroactive applications in...
10/24/2006
7052593Process for the production of diaryl iodonium compounds
The present invention provides an electrochemical method for producing diaryl iodonium compounds wherein application of an electric current to an electrochemical cell containing a reaction mixture composed of a solvent, an iodoaryl compound and an electrolyte forms ...
05/30/2006
6969451Fluid-type multiple electrochemical system and preparation thereof
A fluid-type multiple electrochemical system. The system includes a substrate for an electric circuit having a plurality of electrode parts formed at regular intervals. The electrode parts each include a reference electrode and an auxiliary electrode. Also provided ...
11/29/2005
6787020Electrolytic ozone water production method and device therefor and solid polymer electrolyte membrane regenerating method
A method and apparatus for producing water containing ozone by electrolysis includes an anodic electrode, a cathode electrode, and a mechanism for advancing and reversing both or at least one of the electrodes, wherein DC voltage is applied between both electrodes i...
09/07/2004
6419814Methods for electrochemical synthesis of organoiodonium salts and derivatives
Organoiodonium salts, including certain novel symmetrical and unsymmetrical diaryliodonium;. polyiodonium and cyclic iodonium salts are synthesized by a significantly improved electrochemical coupling reaction which provides greater control and selectivit...
07/16/2002
6294069Method for preparing 2-aryl or 2-heterocyclyl chiral propionic acids and their esters
A process for the preparation of chiral 2-aryl or 2-heterocyclyl-propionic acids of the formula ##STR1## wherein the substituents are as defined in the specification....
09/25/2001
5810989Photoelectric synthesis of DNA or protein probe arrays
A method of photoelectro-synthesizing probe arrays including the steps of providing a photoconductive layer of material having a layer of electrically conductive material on a first surface thereof and a solution of a plurality of a first oligonucleotide ...
09/22/1998
5766445Method for producing a nitrogen-atom containing carbonaceous material
The present invention provides a method for forming a novel carbonaceous material, which has properties such as acceptor properly useful as a secondary cell electrode material and a host material for catalyst, comprising of the steps of electrochemically ...
06/16/1998
5679235Titanium and cerium containing acidic electrolyte
An electrolyte contains a tetravalent salt of titanium and a trivalent salt of cerium in a methanesulfonic acid solution. A reducing agent consisting of trivalent titanium and an oxidizing agent consisting of tetravalent cerium are provided in the same so...
10/21/1997
5409581Tetravalent titanium electrolyte and trivalent titanium reducing agent obtained thereby
An electrolyte containing a tetravalent salt of titanium in a methanesulfonic acid solution. A reducing agent consisting of trivalent titanium in the same solution. A cell wherein the catholyte is the above electrolyte. The reduction of tetravalent titani...
04/25/1995
5385648Process for preparing a ceric ion-containing aqueous acid solution
In processes for preparing a ceric ion-containing aqueous acid solution by electrolytically oxidizing cerous ions in a cerous ion-containing aqueous acid solution using a diaphragm-free electrolytic bath having no diaphragm between the anode and the catho...
01/31/1995
5112597Radical lithium phthalocyanine crystals, their preparation process and their use for the in vivo determination of molecular oxygen
The invention relates to novel radical lithium phthalocyanine crystals, their preparation process and their use for in vivo determination of molecular oxygen. These radical lithium phthalocyanine crystals comply with the formula: ##STR1## in which R
05/12/1992
5082539Ferrocene compounds and uses thereof
Novel ferrocene derivatives represented by the general formula: ##STR1## or the general formula: ##STR2## or the general formula: ##STR3## (wherein all the symbols are as described in the specification) are excellent as surfactants. By...
01/21/1992
5045159Derivatives of compounds containing a carbonyl group conjugated to an aromatic moiety and electrophilic methods of fabrication thereof
Derivatives of compounds containing a carbonyl group conjugated to an aromatic moiety and methods of fabrication thereof consisting of a thioether, an ester, an ether, a phosphate and a silylether. Electrons are supplied to the carbonyl group conjugated t...
09/03/1991
5002641Electrochemical synthesis of niacin and other N-heterocyclic compounds
An electrochemical oxidation of a pi-deficient N-heterocyclic precursor compound having an oxidizable organic group attached by a carbon-to-carbon linkage. This precursor compound is at least sparingly water soluble. The preferred electro-oxidation is con...
03/26/1991
4940516Process for the preparation of electroactive Langmuir-Blodgett layer system
A process for the preparation of Langmuir-Blodgett layer systems is described. The process comprises transferring a monolayer to a solid substrate having an electrically conductive surface by applying an electric potential, thereby oxidizing or reducing a...
07/10/1990
4900407Method for deoxygenation of alcohols
In a method for deoxygenating the secondary and/or tertiary OH group(s) in an alcohol having such OH group(s), a characteristic feature thereof is that the alcohol having the OH group(s) is first converted into a substituted or unsubstituted benzoate deri...
02/13/1990
4824532Process for the electrochemical synthesis of carboxylic acids
The invention relates to a process for the electrosynthesis of carboxylic acids of general formula R-COOH in which R is an organic radical by the electrochemical reduction, in the presence of carbon dioxide, of organic compounds corresponding to the gener...
04/25/1989
4750978Method for oxidizing groups to carboxylic acids under basic conditions
There is provided a novel process for the preparation of carboxylic acids from alkyl groups under basic conditions utilizing oxides of copper, cobalt and silver....
06/14/1988
4718994Method for preparing hydroxy compounds of aromatic and heteroaromatic series
A method for perparing hydroxy compounds of the aromatic and heteroaromatic series of the general formula: ##STR1## wherein when R1 .dbd.--COOH, --CH2 CH(NH2)COOH then R2 .dbd.--OH, --H, --COOH; R3
01/12/1988
4560447Electrolytic process for preparation of ଱-alkylated acetic acid derivatives
This invention provides a process for preparing an ଱-alkylated acetic acid derivative represented by the formula ##STR1## wherein Z is --COOR or --CN in which R is straight-chain or branched-chain alkyl, cycloalkyl, substituted or unsubstituted...
12/24/1985
4466866Electrochemical process for the preparation of sulphoxides of thioformamide derivatives, which are useful as medicaments
Sulphoxides of thioformamide derivatives of the formula: ##STR1## wherein R represents hydrogen or a C1 -C4 alkyl radical, Het represents a heterocyclic radical selected from pyridin-3-yl (optionally substituted by a C1
08/21/1984
4290862Method for the preparation of narwedine-type enones
A method for the preparation of narwedine-type enones involves electrochemical oxidation of diphenolic derivatives in an organic solvent medium containing a conductive salt at a potential ranging from 1.1 to 1.7 volts. The enones so obtained are of high p...
09/22/1981
4239605Method for the electrolytic preparation of narwedine-type dienones
A method for the preparation of narwedine-type dienones involves electrochemical oxidation of diphenolic derivatives in an organic solvent medium containing a conductive salt at a potential ranging from 1.1 to 1.7 volts. The dienones so obtained are of hi...
12/16/1980
4219393Process for producing sulfenimides
Sulfenimides are prepared by electrolytic oxidation of organic disulfides or mercaptans and imides. The electrolytic oxidation is accelerated by a halide compound....
08/26/1980
4145264Preparation of metal-free phthalocyanines
Metal-free phthalocyanines (PC) are prepared by electrolysis, at inert electrodes, of aromatic o-dinitriles in organic liquids which contain small amounts of dissolved electrolytically conductive compounds, in the presence of hydrogen or of a compound whi...
03/20/1979
3954772Descarboxylysergic acid
Descarboxylysergic acid prepared from 2,3-dihydro-8ଲ-hydroxy-6-methyl-9-ergolene or from penniclavine has oxytocic, serotonin antagonist, prolactin inhibition and muscle contracting activities....
05/04/1976
 
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