Class 534/558 - Diazo or diazonium (e.g., -N=N-C, etc.)

Subclass of Class 534 - Organic compounds -- part of the class 532-570 series
Definition: Compounds under Class 532, ... in which only one nitrogen
No. of patents: 156
Last issue date: 10/04/2011

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Number	Title	Issue Date
8030460	Compounds and methods for labeling oligonucleotides A compound having the general formula shown below: where R1-6 are independently selected from the group consisting of an electron withdrawing group, an alkyl group, an aryl group, hydrogen, a heteroaryl group, an...	10/04/2011
7902342	Method for producing gaseous diazoalkanes The invention relates to a method for producing diazoalkanes, which is characterized by dissolving a diazoalkane precursor in a first solvent, dissolving a base in a second solvent, allowing the substances to react in a reactor while forming the diazoalkane and remo...	03/08/2011
7482438	Cationic imidazolazo dyes containing a 2,5-diaminophenyl moiety Disclosed are azo dyes of formula (1), wherein R1 is hydrogen; C1-C14alkyl; hydroxy-C1-C14alkyl; C2-C14alkenyl; a radical of formula (1a) —(CH2)n1—O—(CH2	01/27/2009
7368544	Polymerizable composition and planographic printing plate precursor using the same The present invention provides a polymerizable composition comprising (A) a compound including a polymerizable unsaturated group and (B) a macromolecular compound including, at a side chain thereof, a structure represented by the following general formula (I):	05/06/2008
RE40211	Diazodisulfones wherein R1 is a C3-8 branched or cyclic alkyl group, and R2 is a C1-8 straight-chain, branched or cyclic alkyl group, is effective as a photoacid generator when used in a photoresist ma...	04/01/2008
7332477	Photocleavable DNA transfer agent The present invention provides visible light sensitive and ultraviolet (UV) light sensitive composition for DNA transfer comprising acid sensitive polyacetals developed as DNA/RNA delivery agents, a photoacid generator and optionally a photosensitizer. ...	02/19/2008
7282316	Sulfonyldiazomethane compounds, photoacid generator, resist materials and patterning using the same Provided are sulfonyldiazomethane compounds and photoacid generators suited for resist materials which generate less foreign matters after application, development and peeling, and in particular, are excellent in the pattern profile after the development; and resist...	10/16/2007
7154006	Preparation of fluorinated anilines The invention relates to a process for preparing fluorinated anilines starting from the corresponding chlorinated anilines, and also to the use of the fluorinated anilines. ...	12/26/2006
7132515	Fiber-reactive AZO dyes, preparation thereof and use thereof The invention relates to reactive dyes according to the given, defined general formula (I) wherein D1 and D2 , R and R*, in addition to M are defined as per claim 1. The invention also relates to a method for producing said dyes and to their us...	11/07/2006
7109311	Sulfonyldiazomethanes, photoacid generators, resist compositions, and patterning process A chemical amplification type resist composition comprising a specific benzenesulfonyldiazomethane containing a long-chain alkoxyl group at the 2-position on benzene ring has many advantages including improved resolution, improved focus latitude, minimized line widt...	09/19/2006
7109312	Dark quenchers for donor-acceptor energy transfer The present invention provides a family of dark quenchers, termed Black Hole Quenchers (“BHQs”), that are efficient quenchers of excited state energy but which are themselves substantially non-fluorescent. Also provided are methods of using the BHQs, probes inco...	09/19/2006
7101651	Sulfonyldiazomethanes, photoacid generators, resist compositions, and patterning process A chemical amplification type resist composition comprising a specific sulfonyldiazomethane containing long-chain alkoxyl groups has many advantages including improved resolution, improved focus latitude, minimized line width variation or shape degradation even on l...	09/05/2006
7056640	Sulfonydiazomethanes, photoacid generators, resist compositions, and patterning process Sulfonyldiazomethane compounds containing a long-chain alkyl- or alkoxy-naphthyl group are novel and useful as photoacid generators. Chemical amplification type resist compositions comprising the same are suited for microfabrication because of many advantages includ...	06/06/2006
7045503	Radiometal-binding peptide analogues Novel metal binding ligands are disclosed that may be coupled to peptides for use in methods of diagnosis and therapy. Peptides containing the ligands are produced using a method wherein ligand introduction or cyclization can be conducted at any point during the syn...	05/16/2006
7034129	Process for surface functionalsation of polymeric substrates using diaryl carbenes as reactive intermediates A process for the surface functionalisation of a polymeric substrate, which process comprises: (a) contacting the substrate with a diarylcarbene precursor, (b) generating a carbene reactive intermediate from the di...	04/25/2006
6964799	Shrinkage control material and elastomeric molding A shrinkage control material for elastomeric molding. On a surface of a resilient metal wire, an adhesive layer of a halogenated polymer-based or olefin-based adhesive is disposed. An elastomeric molding includes the shrinkage control material and a elastomeric extr...	11/15/2005
6962983	Process for the preparation of diazomethane A method for the production of diazomethane comprising the steps of a) feeding a base and a diazomethane precursor into a reactor vessel; b) generating gaseous diazomethane by allowing the base and the gaseous diazomethane precursor to react; and c) removing the gas...	11/08/2005
6949660	Chiral (1pyrrolino) fullerene derivatives An E-isomeric fulleropyrrolidine compound of formula (I): is disclosed. Also disclosed is a method for preparing and polymers prepared from such a compound. ...	09/27/2005
6927007	Heat-sensitive recording material A heat-sensitive recording material including a substrate having disposed thereon a heat-sensitive recording layer containing a diazo compound and a coupler compound capable of reacting with the diazo compound to develop color, whe...	08/09/2005
6875750	Aziridine compounds and methods of making and using them Aziridine derivatives of formula (I) are disclosed which can be used as cofactor for S-adenosyl-L-methionine-dependent methyltransferases. ...	04/05/2005
6806357	Fluorous nucleophilic substitution of alcohols and reagents for use therein A method of effecting a nucleophilic substitution of an alcohol to produce a target product includes the steps of: reacting the alcohol and a nucleophile with an azodicarboxylate and a phosphine. At least one of the azodicarboxylate and the phosphine includes at lea...	10/19/2004
6787281	Selected acid generating agents and their use in processes for imaging radiation-sensitive elements An acid generating agent useful for imaging photosensitive elements selected from compounds of formulae (I), (II) and (III). wherein R1 is selected from the group consisting of an unsubstituted and substituted...	09/07/2004
6765079	LIQUID CRYSTALLINE POLYMER FILMS OF POLYMERS OF HAVING AZOBENZENE MESOGENIC GROUPS IN CROSS LINKED NETWORK STRUCTURES, PROCESS FOR THE PREPARATION THEREOF, POLYMERS AND NOVEL MONOMERS HAVING AZOBENZENE MESOGENS Novel cross linked polymer films prepared from poly4-[(4-cardanylazo]benzoic acid and poly4-[(4-acryloylcardanylazo]benzoic acid are disclosed. The invention also relates to novel monomers 4-[(4-cardanylazo] benzoic acid and 4-[(4-acryloylcardanylazo] benzoic acid a...	07/20/2004
6740741	Diazo derivatives and process for their preparation Novel diazo derivatives useful for the deacidification of paper material and the process for their preparation comprising three steps starting from an amine and ethyl chlorocarbonate, are described. ...	05/25/2004
6716563	Azo dyes and azo-metal complexes for atomic force microscope lithography This invention relates to nano-lithography with π-conjugated azo dyes and azo-metal complexes represented by formula 1 or formula 2(Korea Pat. Appln. Nos. 2001-6879˜6880), which has both electron-donating and electron-accepting groups in the molecular structures, ...	04/06/2004
6713612	Sulfonyldiazomethanes, photoacid generators, resist compositions, and patterning process Sulfonyldiazomethane compounds containing a long-chain alkylcyclohexyl group are novel and useful as photoacid generators. Chemical amplification type resist compositions comprising the same are suited for microfabrication because of many advantages including improv...	03/30/2004
6703345	Diazonium salt and heat-sensitive recording material The present invention provides a diazonium salt represented by the following general formula (1) wherein R1 represents a branched alkyl group; R2 and R3 separately represent an alkyl group and may bond to each other to for...	03/09/2004
6699975	Fluorescent quenching detection reagents and methods Oligonucleotide-fluorophore-quencher conjugates wherein the fluorophore moiety has emission wavelengths in the range of about 300 to about 800 nm, and or where the quencher includes a substituted 4-(phenyldiazenyl)phenylamine structure provide improved si...	03/02/2004
6689530	Sulfonyldiazomethanes, photoacid generations, resist compositions, and patterning process A chemical amplification type resist composition contains as a photoacid generator a sulfonyldiazomethane compound of formula (1) wherein R is H or C1-4 alkyl or alkoxy, G is SO2 or CO, R3 is C1-10 alkyl or C	02/10/2004
6689870	Protein macromolecular dyes Protein macromolecular dyes, A(B)b are disclosed, wherein A are protein macromolecules including natural protein macromolecules and modified natural protein macromolecules such as casein, gelatin and fur-protein; B are dyes including azo dyes, ...	02/10/2004
6667392	Polymeric acetoacetanilide azo colorants This invention relates to colorants comprising a chromophore having a single azo acetoacetanilide moiety, wherein said moiety each have at least one poly(oxyalkylene) chain. Such colorants exhibit extremely good base stability and lightfastness, particula...	12/23/2003
6559323	Process for the preparation of an oxirane, aziridine or cyclopropane A process for the preparation of an oxirane, aziridine or cyclopropane of formula (I), ##STR1## wherein X is oxygen, NR4 or CHR5 ; R1 is hydrogen, alkyl, aryl, heteroaromatic, heterocyclic or cycloalkyl; R2 is h...	05/06/2003
6514917	Molecular tags for organic solvent systems Colorless markers for petroleum products and methods and composition for detecting them....	02/04/2003
6504045	Crystal polymorphs of a yellow disazo colorant, and their preparation The invention relates to six new crystal polymorphs, ଱ (alpha), ଲ (beta), γ (gamma), δ (delta), .zeta. (zeta), and η (eta), of the disazo colorant of the formula I, ##STR1## having characteristic reflections in the X-ray diffraction spectru...	01/07/2003
6451497	Positive photosensitive composition The present invention relates to a positive photosensitive composition, and in particular to a material for plate printing for heat mode printing. The positive photosensitive composition of the present invention comprises at least a diazo compound represe...	09/17/2002
6172171	Macroazo compounds Macroazo compounds, which comprise a repeating unit composed of a moiety of the formula (a), a (b) and a moiety of the formula (c) ##STR1## wherein X, E, Z and T are independently a lower alkylene group, R1, R2, R3 and R	01/09/2001
6143460	Diazodisulfone compound and radiation-sensitive resin composition A novel diazodisulfone compound capable of generating acid having high sensitivity to far ultraviolet rays typified by a KrF excimer laser and the like and capable of providing a resist with superior resolution and patterns when used as a photoacid genera...	11/07/2000
6077942	Process of controlling particle size of naphthoquinone diazide esters A process for producing a naphthoquinone diazide ester of a phenolic compound that is useful in a photoresist composition, which process comprises providing a naphthoquinone diazide ester solution in an organic polar solvent; adding the resulting naphthoq...	06/20/2000
6011141	Acid polyazo dyes Polyazo dyes of the formula ##STR1## where n, Y1, Y2, Y3, Y4, X, R1, R2 and R3 are each as defined in more detail in the description are useful for dyeing natural or synthet...	01/04/2000
6005128	Silacyclopentadiene derivative The present invention provides a silacyclopentadiene derivative represented by the following Formula (1): ##STR1## wherein X1 and Y1 represent independently a halogen atom, an amino group, a hydroxyl group, or an amino group or ...	12/21/1999

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Class 534/558 - Diazo or diazonium (e.g., -N=N-C, etc.)