Organic compounds (class 532, subclass 1) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) or nitrogen as the only ring hetero atoms (class 540, subclass 1) > Hetero ring is six-membered consisting of one nitrogen and five carbons > Patents

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Class Information
Number: 546/1
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) or nitrogen as the only ring hetero atoms (class 540, subclass 1) > Hetero ring is six-membered consisting of one nitrogen and five carbons
Description: Compounds under Class 540, ... which contain a six-membered hetero ring consisting of one nitrogen and five carbon atoms.

Sub-classes under this class:

Class Number	Class Name	Patents
546/13	Boron containing	180
546/14	Silicon containing	644
546/15	Spiro	518
546/184	Piperidines	479
546/2	Heavy metal or aluminum containing	395
546/21	Phosphorus attached directly to the six-membered hetero ring by nonionic bonding	187
546/22	Phosphorus attached indirectly to the six-membered hetero ring by nonionic bonding	597
546/249	Process of forming partially hydrogenated pyridine ring	107
546/250	Process of forming pyridine ring	182
546/255	Plural pyridine or partially hydrogenated pyridine rings	265
546/26	Polycyclo ring system having the six-membered hetero ring as one of the cyclos	60
546/268.1	Additional hetero ring containing	425
546/285	Polycyclo-carbocyclic ring system having at least three cyclos	173
546/286	Cyano bonded directly to the six-membered hetero ring	354
546/290	Chalcogen bonded directly to ring carbon of the six-membered hetero ring	498
546/304	Nitrogen attached directly to the six-membered hetero ring by nonionic bonding	399
546/313	Thiocarbonyl bonded directly to the six-membered hetero ring	51
546/314	Carbonyl bonded directly to the six-membered hetero ring	319
546/329	Nitrogen attached indirectly to the six-membered hetero ring by nonionic bonding	464
546/339	Chalcogen attached indirectly to the six-membered hetero ring by nonionic bonding (e.g., sulfato betaines, etc.)	468
546/345	Halogen attached directly to the six-membered hetero ring by nonionic bonding	322
546/346	Halogen attached indirectly to the six-membered hetero ring by nonionic bonding	226
546/347	The ring nitrogen of the six-membered hetero ring is pentavalent (e.g., quaternary pyridinium salts, etc.)	157
546/348	Unsubstituted or hydrocarbyl substituted only, or salt thereof	218

Patents under this class:

1 2 3 4

Patent Number	Title Of Patent	Date Issued
7582366	Difluoropyridine-based compound and organic electroluminescent device using the same	Sep. 1, 2009
7553959	Fluorescent dye composition and target labeled therewith	Jun. 30, 2009
7550461	Benzofuran and benzothiophene compounds useful in treating cytokine mediated diseases	Jun. 23, 2009
7514555	Compounds for the treatment of metabolic disorders	Apr. 7, 2009
7507817	Prostaglandin prodrugs	Mar. 24, 2009
7498436	Substituted hydroxyethylamines	Mar. 3, 2009
7482357	17-acetamido-4-azasteroid derivatives as androgen receptor modulators	Jan. 27, 2009
7470702	Benzimidazoles	Dec. 30, 2008
7455827	Process for preparing a catalyst for conversion of cyanopyridines to nicotinamides	Nov. 25, 2008
7449488	Pyrazolopyrimidines as protein kinase inhibitors	Nov. 11, 2008
7446210	Factor Xa compounds	Nov. 4, 2008
7442796	Compounds for the treatment of metabolic disorders	Oct. 28, 2008
7435815	Sulfonylamino-acetic acid derivatives	Oct. 14, 2008
7422837	Photosensitive composition	Sep. 9, 2008
7414132	Opioid receptor antagonists	Aug. 19, 2008
7402671	UV excitable fluorescent energy transfer dyes	Jul. 22, 2008
7384388	Styryl dyes with linker	Jun. 10, 2008
7371769	Tetrahydropyridin-4-yl indoles with a combination of affinity for dopamine-D.sub.2 receptors and serotonin reuptake sites	May. 13, 2008
7351826	Aryl acid pyrimidinyl methyl amides, pyridazinyl methyl amides and related compounds	Apr. 1, 2008
7348440	Mitotic kinesin inhibitors	Mar. 25, 2008
7326723	Aralkyl-tetrahydro-pyridines, their preparation and pharmaceutical compositions containing same	Feb. 5, 2008
7301028	Mitotic kinesin inhibitors	Nov. 27, 2007
7279578	Sulfonylamino-acetic acid derivatives	Oct. 9, 2007
7276464	Titanium zeolite catalysts	Oct. 2, 2007
7273938	Preparation of novel substituted haloarene compounds	Sep. 25, 2007
7256186	Gamma secretase inhibitors	Aug. 14, 2007
7220856	Substituted quinoline CCR5 receptor antagonists	May. 22, 2007
7208602	Gamma secretase inhibitors	Apr. 24, 2007
7196111	Pyrazolo[1,5a]pyrimidine compounds as antiviral agents	Mar. 27, 2007
7186835	Composition comprising amino-imine compounds	Mar. 6, 2007
7186834	Substituted iminoazines	Mar. 6, 2007
7094896	Diaminothiazoles having antiproliferative activity	Aug. 22, 2006
7087755	Substituted pyridines	Aug. 8, 2006
7084250	Process for the preparation of acetyl-amidiniophenylalanyl-cyclohexylglycyl-pyridinioalaninamides	Aug. 1, 2006
7083655	Hair dye composition	Aug. 1, 2006
7078403	Antiviral agents	Jul. 18, 2006
7056355	Hair dye composition and dyeing method	Jun. 6, 2006
7045636	MCH antagonists for the treatment of obesity	May. 16, 2006
7018840	Fluorescent metal sensors, and methods of making and using the same	Mar. 28, 2006
7012141	UV excitable fluorescent energy transfer dyes	Mar. 14, 2006
6995269	Guanidinobenzamides	Feb. 7, 2006
6906051	Lactone integrin antagonists	Jun. 14, 2005
6890932	Anthranilic acid derivative	May. 10, 2005
6858602	Compounds for the treatment of metabolic disorders	Feb. 22, 2005
6849617	Tissue factor antagonists and methods of use thereof	Feb. 1, 2005
6849618	Uracil substituted phenyl sulfamoly carboxamides	Feb. 1, 2005
6846830	Naphtalene derivatives and their pharmaceutical use	Jan. 25, 2005
6833366	Dihydrostilbene alkanoic acid derivatives	Dec. 21, 2004
6831075	Heterocyclic substituted pyrazolones	Dec. 14, 2004
6830836	Heterocyclic compounds, materials for light emitting devices and light emitting devices using the same	Dec. 14, 2004