Class 564/269 - Nitrogen double bonded and two rings bonded directly to the same acyclic carbon (e.g., auramines, etc.)

Subclass of Class 564 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein two rings are directly bonded to the same
No. of patents: 32
Last issue date: 03/23/2010

Number	Title	Issue Date
7683214	Method of producing benzophenoneimines A process for the preparation of benzophenonimine (BPI) of the general formula I where R1 and R2 are C1- to C4-alkoxy, C1- to C2-alkylamine and C2...	03/23/2010
7288677	Diimines and secondary diamines This invention provides aromatic diimines which have imino hydrocarbylidene groups with at least two carbon atoms, and aromatic secondary diamines which have amino hydrocarbyl groups with at least two carbon atoms. Both the aromatic diimines and the aromatic seconda...	10/30/2007
7250526	Transfer hydrogenation process and catalyst A catalytic transfer hydrogenation process is provided. The catalyst employed in the process is a metal hydrocarbyl complex which is coordinated to defined bidentate ligands substituted with at least one group selected from an optionally substituted sulphonated hydr...	07/31/2007
6683214	Process for producing ଱-aminoketones An amino group of an ଱-amino acid ester is protected as an imine, and it is then reacted with a halomethyllithium to obtain an N-protected-଱-aminohalomethylketone. Further, this N-protected-଱-aminohalomethylketone is treated with an acid...	01/27/2004
6664423	Two-phase ammoximation Oximes are prepared from ketones or aldehydes, hydrogen peroxide and ammonia. The reaction is carried out in a system of one aqueous phase and one phase of hydrocarbons inert under the reaction conditions in the presence of at least one interphase contact...	12/16/2003
6509467	Transfer hydrogenation process A catalytic transfer hydrogenation process is provided. The catalyst employed in the process is a metal neutral hydrocarbyl complex which is coordinated to defined bidentate ligands. Preferred metals include rhodium, ruthenium and iridium. Preferred biden...	01/21/2003
6500985	Process for producing alpha-aminoketones An amino group of an ଱-amino acid ester is protected as an imine, and it is then reacted with a halomethyllithium to obtain an N-protected-଱-aminohalomethylketone. Further, this N-protected-଱-aminohalomethylketone is treated with an acid...	12/31/2002
6323366	Arylamine synthesis The present invention provides a method for the preparation of a wide range of primary arylamines. The arylamines are prepared in two efficient, straightforward transformations: 1) an activated aryl group and an imine group are combined, in the presence o...	11/27/2001
6037378	Phenylacetic acid derivatives, processes and intermediates for their preparation, and compositions comprising them Phenylacetic acid derivatives of the formula I ##STR1## where the substituents and the index have the following meanings: X is NOCH3, CHOCH3, CHCH3 ; Y is O, NR R1,R independently of one another are hydrogen and...	03/14/2000
5904814	Removal of water and ammonia from benzophenone imine reactor effluents A process for removing water and ammonia from benzophenone imine reactor effluents resulting from the catalytic reaction of benzophenones of the formula I ##STR1## where R1 and R2, have the meaning stated in the specification ...	05/18/1999
5679855	Preparation of benzophenone imines A process for preparing benzophenone imines of the general formula I ##STR1## where R1 to R6 are hydrogen, C1 -to C4 -alkoxy, C1 -to C2 -alkylamine or C2 -to C4 -dialk...	10/21/1997
5344980	Process for the preparation of 1,3,5-tris(4'-hydroxyaryl)benzene Novel 4-substituted acetophenone anils and methods for preparing 1,3,5-tris(4'-hydroxyphenyl)benzenes from 4-substituted acetophenones such as 4-hydroxyacetophenones or, from substituted 4-hydroxyacetophenone-anils such as 4-hydroxyacetophenone-anil by re...	09/06/1994
5098474	Dyes containing alkylamino groups for ink-jet printing inks A dye used in ink compositions for ink-jet printing comprises an aromatic dye molecule having attached to the aromatic nucleus thereof from 2 to 10 alkylamino groups having the formula selected from the group consisting of: (a) --(CH2)n	03/24/1992
4956477	Synthesis of 1,2-dioxetanes Compounds having the formula: ##STR1## wherein T is a polycycloalkylidene group (e.g., adamant-2-ylidene); R is a C1-20 alkyl, aralkyl or cycloalkyl group; and Y is a fluorescent chromophore (e.g., m-phenylene), produced by reacting a comp...	09/11/1990
4831132	Ortho-mono-substituted amino)phenylimines Novel ortho-(mono-substituted amino)phenylimines being intermediates to psychotropic drugs and other drugs are economically and industrially prepared by reacting anilines with nitriles in the presence of a boron trifluoride ether adduct and a halide-type ...	05/16/1989
4638080	Preparation of diphenylazomethines Process for preparing diphenylazomethines of formula (II) ##STR1## by decarboxylation of diphenylazomethines of formula (I) ##STR2## in which X1 and X2 each denote, independently of each other, a hydrogen atom or a halogen ...	01/20/1987
4564636	Diphenylazomethines and pharmaceutical compositions containing them Diphenylazomethines of the formula (I) ##STR1## in which R represents --(CH2)4 OH, --(CH2)2 --CHOH--CH3, --CH2 --CHOH--C2 H5, --CH2 --CHOH--CH2	01/14/1986
4478851	Benzylidene derivatives and compositions containing them Benzylidene derivatives of the formula: ##STR1## in which each of X1, X2, X3 and X4 independently of one another represents hydrogen, halogen, a linear or branched alkyl radical of 1 to 4 carbon atoms, CF	10/23/1984
4400536	Benzylidene derivatives Benzylidene derivatives of the formula: ##STR1## in which each of X1, X2, X3 and X4 independently of one another represents hydrogen, halogen, a linear or branched alkyl radical of 1 to 4 carbon atoms, CF	08/23/1983
4226766	Novel method for preparing N(1)-alkylated-5-phenyl-7-substituted-2-deoxy-1,4-benzodiazepines A method for preparing N(1)-alkylated-5-phenyl-7-substituted deoxy-1,4-benzodiazepines utilizing a polyphosphoric acid alkyl ester of the formula: ##STR1## wherein R3 is an alkyl radical with up to 4 carbon atoms as the alkylating age...	10/07/1980
4216326	Intermediates for preparing anti-inflammatory phenyl-lower-alkylamines N-{3- and 4-[R1 -(phenyl)-C(.dbd.X)]-phenyl-lower-alkyl}amines, useful as anti-inflammatory agents, are prepared either by reduction of 3- or 4-[R1 -(phenyl)-CO]-phenyl-lower-alkanoylamines, which are also useful as anti-inflammatory...	08/05/1980
4160784	Process for the production of o-aminophenyl ketone derivatives O-Aminophenyl ketone derivatives are regio-specifically prepared by reacting an aniline unsubstituted in at least one ortho position with a nitrile in the presence of boron trihalogenide to introduce a substituted iminomethyl into the ortho position of sa...	07/10/1979
4130664	(Bis(diphenylaminomethane) antimicrobial agents New chemicals containing two diphenylaminomethane groups, linked together by a moiety other than oxygen, e.g., 1,2-bis[4-(3-methyl-alpha-aminobenzyl)phenoxy]ethane, are effective antimicrobial agents useful as agricultural or industrial fungicides and ...	12/19/1978
4130586	Process for producing imine compounds An imine compound is produced by reacting a benzophenone with ammonia in the presence of 0.01 to 10% by weight of a carboxylic acid as a catalyst at a reaction temperature of 50° to 350° C on the basis of benzophenone. Ammonia is fed to the reaction sys...	12/19/1978
4083869	Process for producing imine compounds An imine compound is produced in high yield by reacting a benzophenone with ammonia in the presence of 0.01 to 100% by weight of an oxide of at least one of metals selected from the group consisting of metals of the second to fifth periods of Group III to...	04/11/1978
4075227	Antifertility compounds Derivatives of 2-aroyl-3-phenylbenzothiophenes and 2-aroyl-3-phenylbenzothiophene-1-oxides are useful as antifertility agents....	02/21/1978
4066665	2-Alkylamino-଱-phenyl-1-cyclohexene-1-methyleneimine, its salts and preparation Compounds of the formula ##STR1## wherein R and Ro are lower alkyl, R' is optionally substituted phenyl or 2-thienyl and n is 0 to 2, and their salt forms, are prepared by reacting a compound of the formula: ##STR2## with an arom...	01/03/1978
3960952	Anhydrous bases and salts of dyestuffs of the auramine series, process for their preparation and their use Process for the preparation of an anhydrous base or salt of a dyestuff of the Auramine series, which comprises isolating the base or salt in acetone, methylethylketone or diethylketone; products prepared by such a process; the hydrofluoride of the base of...	06/01/1976
3954864	Concentrated solution of a phosphate of a dyestuff of the Auramine series A concentrated phosphate solution of the base of a dyestuff of the Auramine series in a hydrophilic solvent (I), which solution is stable to storage and anhydrous; processes for the preparation of such a solution and use of such a solution for colouring p...	05/04/1976
3951999	Anti-inflammatory 1,2-benzisoxazole derivatives 3-Phenyl substituted 1,2-benzisoxazole acetic and propionic acid derivatives with anti-inflammatory activity....	04/20/1976
3941787	1,4-Disubstituted-5,8-methano-tetrahydro-quinazolinones Anti-inflammatory agents of the formula I: ##SPC1## wherein R is lower alkyl, cycloalkyl or cycloalkylalkyl, R' is a radical of the formula ##SPC2## in which Y and Y' are hydrogen, lower alkyl, lower alkoxy, halo or trifluoromethyl, or a radical of the f...	03/02/1976
3937705	1-Isopropyl-7-methyl-4-(p-fluorophenyl)-2(1H)-quinazolinone 1-isopropyl-7-methyl-4-(p-fluorophenyl)-2(1H)-quinazolinone useful, for example, as a highly active anti-inflammatory agent of extended half line. The compound may be prepared by any of several processes, e.g. by reacting a 2-isopropylamino-4-methylbenzop...	02/10/1976

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Class 564/269 - Nitrogen double bonded and two rings bonded directly to the same acyclic carbon (e.g., auramines, etc.)