Class 534/607 - The hetero ring contains the pentavalent nitrogen

Subclass of Class 534 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the pentavalent nitrogen is a member of
No. of patents: 88
Last issue date: 05/10/2011

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Number	Title	Issue Date
7939644	Cyanoborate, fluoroalkylphosphate, fluoroalkylborate or imide dyes The present invention relates to dyes of the general formula CAT+ Y− (I), where Y− is an anion selected from the group of the cyanoborates, fluoroalkylphosphates, fluoroalkylborates or imidates and CAT+ is a cation sel...	05/10/2011
7354572	Method of dyeing keratin-containing fibres A method of dyeing keratin-containing fibers, especially human hair, which comprises using dyes of formula (1), wherein X− is an anion. ...	04/08/2008
7342113	Colorant compositions Colorant compositions are useful for a wide variety of product applications. For example, colorants are used in tinting of polymers, providing colors to aqueous solution(s), and affording color to solid or semi-solid products such as detergents. Disclosed herein are...	03/11/2008
7307155	Cationic direct dyes The present invention relates to novel the cationic dyes of formula (1) wherein R1 is an unsubstituted or substituted C1-C14 alkyl or an aryl radical; X− is an anion; R3 is an unsubstituted or substituted C	12/11/2007
7301011	Azo compound and tautomer thereof An azo compound and tautomer thereof represented by the following formula (1) or the formula (2): wherein R1, R2, R5, R7, R8, R10, R11,...	11/27/2007
7208459	Laundry detergent compositions with efficient hueing dye Laundry detergent compositions comprise (a) surfactant, and (b) a hueing dye, wherein the hueing dye exhibits a hueing efficiency of at least 10 and a wash removal value in the range of from about 30% to about 85%. ...	04/24/2007
7189268	Method of dyeing keratin-containing fibres A method of dyeing keratin-containing fibres, which comprises using a dye of formula wherein R1 and R2 are each independently of the other hydrogen, C1–C4	03/13/2007
7166711	Cationic dyes The present invention relates to novel cationic dye of formula (1) wherein R1 and R7 are each independently of the other hydrogen, hydroxyl; unsubst...	01/23/2007
7166710	Cationic dimeric dyes The present invention relates to novel cationic dye of formula (1) and (1a) wherein A is an organic radical of formula (2) or (3) wherein ...	01/23/2007
7138549	Electrooptic compounds and methods for making Functional optical materials for optical systems that are typically useful in optical waveguides, optical switching systems, optical modulators, optical computing systems and the like. Included are polymer systems and electrooptical chromophores. Polymers are thermo...	11/21/2006
7097669	Colorant compositions Colorant compositions are useful for a wide variety of product applications. For example, colorants are used in tinting of polymers, providing colors to aqueous solution(s), and affording color to solid or semi-solid products such as detergents. Disclosed herein are...	08/29/2006
7094812	Colorant compositions Disclosed are colorant compounds of the formula wherein R, R1, R2, R3, and R4 each, independently of the others, is an alkyl group, an aryl group, an arylalkyl group, o...	08/22/2006
7078498	Method of coloring hair using cationic dyes The cationic dyes of formula (1) specified in claim 1 are suitable especially for colouring keratin-containing fibres, more especially for colouring hair. ...	07/18/2006
7046443	Anisotropic light scattering element, anisotropic light scattering polarizing plate using the same, and image display device using the same The present invention provides an anisotropic light scattering element that is further improved in controlling of the viewing angle and also reduced in the thickness. The anisotropic light scattering element has an anisotropy in the scattering intensity, and include...	05/16/2006
7045608	Process for the preparation of cationic azo compounds A process for the preparation of certain cationic azo compounds is described, as well as the use thereof for dyeing keratin-containing fibres, especially human hair, in which specific cationic azo dyes are used. ...	05/16/2006
7034185	Colorant precursor compositions Disclosed are colorant precursor compounds of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, each R′...	04/25/2006
7018768	Organosols comprising a chromophore, methods and uses Amphipathic copolymers are provided comprising one or more S portions and one or more D portions. The copolymers have a chromophore covalently bonded thereto via a urethane, urea or amide linkage. These copolymers provide exceptionally useful components in toner com...	03/28/2006
6969759	Colorant compositions Disclosed is a colorant composition of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, R′ is an arom...	11/29/2005
6949630	Cationic reactive dyes The cationic dyes of formula (1) specified in claim 1 are suitable especially for colouring keratin-containing fibres, more especially for colouring hair. ...	09/27/2005
6923855	Ink, ink-jet-recording method and bis-azo compound An ink, which contains at least one dye of formula (1): A—N═N—BX1n1B′—N═N—A′ Formula (1) wherein A and A′ each independently represent an aryl group or a monovalent heterocyclic g...	08/02/2005
6762287	Cationic imidazole azo dyes Dyes of formula (1) or (2) wherein R1, R1′, R2 and R2′ are each independently of the others hydrogen, C1-C4alkyl, halogen or nitro, R3, R3′, R4 and R4...	07/13/2004
6518407	Reactive dye compound comprising at least one chromophore moiety and at least one nitrogen-containing heterocycle A novel reactive dye compound is disclosed. It comprises (a) at least one chromophore moiety; (b) at least one nitrogen-containing heterocycle; (c) a linking group to link each chromophore moiety to each nitrogen-containing heterocycle; characterised in t...	02/11/2003
6399166	Liquid crystal display and method A liquid crystal display has a first substrate plate and a second substrate plate, and a liquid crystal layer disposed between the plates. A polarizing coating, having molecules of one or more organic dyes capable of forming a lyotropic liquid crystalline...	06/04/2002
6049428	Dichroic light polarizers The present invention provides dyes of formula I-XXXIV, described in detail below, and dichroic light polarizers based on the dyes. In the dichroic light polarizers of this invention the dye molecules are aggregated into particles oriented in a predetermi...	04/11/2000
5969112	Yellow cationic dyes having flocculating properties A flocculating dye reduces bleed between two inks when they are applied side by side. A first ink comprises the flocculating dye which flocculates the dispersant-pigment of the second ink....	10/19/1999
5952475	Cationic diphenylamine dyes and their anhydro bases The novel cationic thiadiazolediphenylamine dyes of the formula (I) ##STR1## in which the substituents R1 to R9 have the meaning indicated in the description, and their anhydro bases, are suitable for use for inkjet printing and...	09/14/1999
5919914	Clathrate of bis 6-hydroxy-4-methyl-5-(3-methyl-imidazolium-1-yl) -3-(phen-4-ylazo) pyridin-2-one! ethylene and an aromatic compound Clathrates of bis6-hydroxy-4-methyl-5-(3-methyl-imidazolium-1-yl)-3-(phen-4-ylazo)pyrid in-2-one!ethylene with aromatics of the general formula I ##STR1## where R1 is C1 -C5 -alkyl, C1 -C5 -hydr...	07/06/1999
5883232	Hydrophobic cationic dyes and thermal transfer ink ribbons using the same Disclosed are diazahemicyanine hydrophobic cationic dyes represented by the formula (1): ##STR1## wherein R1, R2, R3 and R4 are lower alkyl groups having not more than 5 carbon atoms, R5 is a low...	03/16/1999
5866353	Electro chemical biosensor containing diazacyanine mediator for co-enzyme regeneration A variety of diazacyanine mediators that are soluble in aqueous media and which do not inhibit enzymatic activity are provided for use on the surface of a working electrode of a electrochemical biosensor for electrochemical co-enzyme regeneration. The co-...	02/02/1999
5834600	Hydrophobic cationic dyes and thermal transfer ink ribbons using the same Disclosed are diazahemicyanine hydrophobic cationic dyes represented by the formula (1): ##STR1## wherein R1, R2, R3 and R4 are lower alkyl groups having not more than 5 carbon atoms, R5 is a low...	11/10/1998
5591833	Colorants and intermediates therefor having branched poly(oxyalkylene)moieties, and their manufacture Colorants and compositions useful as a fugitive or permanent colorant for a variety of substrates, or as intermediates for their manufacture, and having one or more improved properties of enhanced aqueous washability, compatibility with and non-extractibi...	01/07/1997
5580964	Cationic thiadiazole dyestuffs Cationic 1,3,4-thiadiazole dyestuffs of the formula ##STR1## in which the symbols used have the meaning given in the description, corresponding anhydrobases, processes for the preparation of the cationic 1,3,4-thiadiazole dyestuffs, their use for dye...	12/03/1996
5502172	Process for the preparation of pyrazole azo dyestuffs New pyrazole azo dyestuffs of the formula (I) ##STR1## in which R1 denotes hydrogen or an acyl radical, R2 denotes hydrogen, alkyl, alkenyl, cycloalkyl, aralkyl, aryl or a heterocyclic radical which is optionally bonded via alkylene,...	03/26/1996
5446136	Pyrazole azo dyestuffs Pyrazole azo dyestuffs of the formula (I) ##STR1## in which R1 denotes hydrogen or an acyl radical, R2 denotes hydrogen, alkyl, alkenyl, cycloalkyl, aralkyl, aryl or a heterocyclic radical which is optionally bonded via alkylene, R	08/29/1995
5436323	Cationic 1,3,4-thiadiazole dyestuffs Cationic 1,3,4-thiadiazolyldiphenylamine dyestuffs and corresponding anhydro bases, the dyestuffs having the formula (I) ##STR1## their preparation and their use, and materials dyed with such dyestuffs....	07/25/1995
5424404	Biscationic azo dyes and intermediates therefor Biscationic azo dyes useful for dyeing or printing polymeric material have the formula ##STR1## where R1 is hydrogen or unsubstituted or phenyl-substituted C1 -C5 -alkyl, R2 is hydrogen or C1 -C	06/13/1995
5352334	The use of metal-free sulfo group free basic disazo compounds containing two identical 6-hydroxypyrid-2-one coupling component radicals for producing colored paper Metal-free compounds of the formula ##STR1## and 1:1 and 1:2 metal complexes thereof and acid addition salts of such metal-free compounds and 1:1 and 1:2 metal complexes, wherein each B is --A1 --NR7 R8 or --A1 ...	10/04/1994
5328994	Azinoneutromethines New azinoneutromethines of the formula ##STR1## in which the symbols used have the meaning given in the description, a process for their preparation and their use in thermal and photochromic recording materials, as nonlinear optical materials, as pho...	07/12/1994
5290921	Intermediates and colorants having primary hydroxyl enriched poly (oxyalkylene) moieties and their preparation The present invention provides primary hydroxyl enhanced colorants having markedly improved reactivities in e.g., polyurethane foams for imparting permanent coloring thereto, the colorants having the formula C--(Z)1-4 are provided wherein C is an az...	03/01/1994
5264560	Preparation of quaternized azo dyes Quaternized azo dyes whose diazo components are derived from a five-membered nitrogen-containing aromatic aminoheterocycle and whose coupling components are derived from the aniline series are prepared by reacting to corresponding neutral dye-bases with a...	11/23/1993

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Class 534/607 - The hetero ring contains the pentavalent nitrogen