Class 544/339 - Heptacyclo ring system having the diazine ring as one of the cyclos (e.g., indanthrones, etc.)

Subclass of Class 544 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the polycyclo ring system consists of
No. of patents: 35
Last issue date: 03/04/2008

Number	Title	Issue Date
7338553	Process, compound, ink and use A process for printing an image on a substrate comprising applying to the substrate an ink comprising a compound of Formula (1) or a salt thereof: wherein: R1 and R2 ...	03/04/2008
6962734	Sulfoderivatives of indanthrone, lyotropic liquid crystal system and anisotropic film on their base The present invention relates to organic chemistry, in particular, to synthesis of sulfoderivatives of the polycyclic compounds and fabrication of optically anisotropic coatings on their base. The indanthrone sulfoderivatives of the general structural formula...	11/08/2005
6723445	Organic light-emitting devices Electron transporting materials and organic light emitting devices utilizing the electron transporting materials, wherein the electron transporting materials are dibenzoquinoxaline compounds, and the devices utilize at least one layer incorporating a dibenzoquinoxal...	04/20/2004
6686470	Compounds of the saframycin-ecteinascidin series, uses, and synthesis thereof Compounds of the saframycin-ecteinascidin series with cytotoxic properties having the following general formula, their uses and synthesis, are disclosed: ##STR1## wherein R1 and R4 is H, a C1 to C4 alkyl group, ...	02/03/2004
6562121	Conditioning of organic pigments Organic pigments are conditioned by introducing a liquid prepigment suspension into a miniaturized continuous reactor and thermally treating therein....	05/13/2003
6486332	Fluorescent pigments Compounds of formula A(B)x, (I) wherein x is an integer from 1 to 4, A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, isoindolinone, isoindoline, dioxazine, phthalocyanine or azo series, which ...	11/26/2002
6291461	Stephacidin antitumor antibiotics The novel antitumor antibiotics designated stephacidin A and stephacidin B are produced by fermentation of Aspergillus ochraceus ATCC-74432. The antibiotics inhibit the growth of mammalian tumors, including particularly prostate carcinoma....	09/18/2001
6288229	Ruthenium complex having di or tetrapyridophenazine ligand useful for use as luminescent material A ruthenium (II) complex having a dipyridophenazine or tetrapyridophenazine ligand and being represented by the formula (1) or (2) shown in the specification. Upon absorption of light, the complex emits fluorescence for a longer life time in a protic solv...	09/11/2001
6271401	Fluorescent anthraquinoid pigments Compounds of formula A(B)x, (I), wherein x is an integer from 1 to 4, A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, isoindolinone, isoindoline, dioxazine, phthalocyanine or azo series, which...	08/07/2001
6066635	Avrainvillamide, a cytotoxic marine natural product, and derivatives thereof The present invention provides a compound having the structure ##STR1## wherein, R1, R2, R3, R4 and R5 are independently selected from H, alkyl, aminoalkyl, perfluoroalkyl, or pharmaceutically accepta...	05/23/2000
5788759	δ-indanthrone blue pigment and manufacturing method therefor A δ-indanthrone blue pigment having an average primary particle diameter in the range of 0.5 μm or less and having a chroma C* value of 20 or greater; a hue angle in the range of 274-283 when colorimetry is performed on a paint film made from a melamine...	08/04/1998
5739296	Method and materials for thermostable and lightfast dichroic light polarizers Polarizing coatings are formed from dyestuffs which provide a stable liquid crystalline phase in a wide range of concentrations, temperatures and pH-values. Particles formed by aggregates of the liquid crystal molecules are oriented in a predetermined dir...	04/14/1998
5438050	Indolocarbazole derivatives, processes for their preparation and compositions containing them New indolocarbazoles of formula: ##STR1## or a pharmaceutically acceptable salt thereof, processes for their preparation, compositions containing, and methods for using the composition for the inhibition of protein kinases, such as protein kinase ...	08/01/1995
5367074	Preparation of 7,16-dichlorodianthraquinone-N,N'-dihydroazine 7,16-Dichlorodianthraquinone-N,N'-dihydroazine (I) ##STR1## is prepared by condensing 1-amino-3-chloroanthraquinone (II) in the presence of an alkaline condensing aid, of an oxidizing agent and of a urea derivative (III) ##STR2## (R: identi...	11/22/1994
5350853	Preparation of dianthraquinone-N,N'-dihydroazine and its chlorination products A process for preparing dianthraquinone-N,N'-dihydroazine (I) ##STR1## and its chlorination products (Ia) ##STR2## where n is 1 or 2, by condensation of 1-aminoanthraquinone (II) in the presence of an alkaline condensing aid, an oxidizing agent ...	09/27/1994
5286727	N-methylepiamauromine, epiamauromine and cycloechinulin antiinsectan metabolites Diketopiperazine compounds designated N-methylepiamauromine, epiamauromine and cycloechinulin have been isolated from the sclerotia of the fungi Aspergillus ochraceus. The compounds are effective for controlling Coleopteran and Lepidopteran insects. The c...	02/15/1994
5264032	Pigment preparations Pigment preparation essentially comprising a) at least one pigment from the class of azo, anthrapyrimidine, anthanthrone, quinacridone, perinone, diketopyrrolopyrrole, dioxazine, flavanthrone, indanthrone, isoindolinone, isoviolanthrone, perylene, phthalo...	11/23/1993
5180735	Cyclohexanol derivatives, production and use thereof The present invention relates to a compound of the formula: ##STR1## wherein A is halogen, N(O)mR1 R2, N.sym. R1 R2 R3 .multidot.X.crclbar., S(O)nR1 or S.sym.	01/19/1993
5175167	Hetarylalkenes, their preparation and intermediates for their preparation and their use Hetarylalkenes of the general formula I ##STR1## where Ar is hetaryl, A is C1 -C6 -alkyl, C2 -C6 -alkenyl, C3 -C8 -cycloalkyl, C3 -C8 -cycloalkyl-C1 -C...	12/29/1992
4816586	Delta opioid receptor antagonists Delta-opioid receptor antagonists are disclosed of the formula: ##STR1## wherein R1 is (C1 -C5)alkyl, C3 -C6 (cycloalkyl)alkyl, C5 -C7 (cycloalkenyl)alkyl, aryl, aralkyl, tr...	03/28/1989
4801702	Process for the preparation and conditioning or organic pigments A process for the preparation and conditioning of organic pigments, which comprises the use of at least one tricyclodecane alcohol or tricyclodecene alcohol....	01/31/1989
4780536	Hexaazatriphenylene hexanitrile and its derivatives and their preparations Hexaazatriphenylene hexanitrile and various derivatives therefrom including its hexacarboxamide, hexacarboxylic acid and hexaacid salts and metal complexes, lower alkyl hexaesters of the hexacarboxylic acid, and hexacarboxylic trisanhydride are described ...	10/25/1988
4692189	Novel compositions based on indanthrone blue pigments A composition comprising (a) an indanthrone blue pigment of formula I ##STR1## and (b) a sulfonated indanthrone blue derivative of formula II ##STR2## wherein X.sym. is H.sym. or a group of the formula Mn.sym. /...	09/08/1987
4665001	Negatively chargeable blue toner comprising indanthrone dye Disclosed is a negatively chargeable blue toner comprising a fixing resin binder and an indanthrone dye as a coloring and charge controlling agent. The indanthrone dye as the coloring and charge controlling agent may be used advantageously not only singly...	05/12/1987
4628091	Process for producing dianthraquinone-N,N'-dihydrazine and its chlorination product A process for producing dianthraquinone-N,N'-dihydrazine or its chlorination product, which comprises condensing 1-aminoanthraquinone at an elevated temperature in the presence of 1,3-dimethyl-2-imidazolidinone using an oxidizing agent and an alkaline con...	12/09/1986
4523958	Pigment formulations and their use of pigmenting gravure printing inks and finishes Readily dispersible formulations comprising (a) finely divided copper phthalocyanine and (b) an iron hexacyanoferrate-III pigment are obtained by thoroughly milling a mixture of (a) and (b). The performance characteristics and tinctorial properties of the ...	06/18/1985
4451398	Dyes containing imidazolymethylene groups Dyes of the formula ##STR1## where R1 is hydrogen, C1 -C6 -alkyl or C2 -C6 -alkenyl, R2 and R3 independently of one another are hydrogen, C1 -C5 -alkyl...	05/29/1984
4374989	Process for the manufacture of dianthraquinonyl-N,N'-dihydroazine A process for the manufacture of dianthraquinonyl-N,N'-dihydroazine, which comprises reacting 1-nitroanthraquinone in mixtures of water, alcohols and alkali metal hydroxides at elevated temperature with hydrazine or hydroxylamine compounds, subsequently r...	02/22/1983
4350534	Fluid, stable formulations of copper phthalocyanine or indanthrone A stable fluid formulation which comprises (a) finely divided ଱- or ଲ-copper phthalocyanines or finely divided indanthrone, one or more C6 -C18 -alkylbenzenesulfonic acids (b), a basic copper phthalocyanine (c) of the for...	09/21/1982
4318848	Process for the neutralization of basic reaction compositions Chemical reaction products, obtained in an alkaline medium and which require the addition of a dispersing agent, are neutralized by addition of a free surface-active acid to which, after its preparation, basic agents have not been added or have only been ...	03/09/1982
4167634	Manufacture of a pigmentary form of ଱-indanthrone An ଱-indanthrone pigment having improved tinctorial and technological properties is produced by swelling γ-indanthrone in sulfuric acid of from 73 to 80 percent strength by weight at from 20° to 50° C. in the presence of from 0.1 to 20% by weight...	09/11/1979
4076713	Indanthrene dyes A process for the preparation of a vat dye of the dianthraquinone-azine or dianthraquinone-N,N'-dihydroazine series, or a higher cyclic homologue thereof, which comprises reacting a primary amine selected from the group consisting of amino anthraquinones,...	02/28/1978
4049715	3-[2-(4-Anisidino)phenyl]-1-phenyl-1-propiophenones and propanols The invention relates to novel 1-(4-R1 O-phenyl)-2-(4-R2 -phenyl)-6-R3 -1,2,3,4-tetrahydroquinolines having anti-fertility and hypocholesterolemic activities, to their preparation, and to novel intermediates therefor....	09/20/1977
4045414	New di-substituted meta-terphenyl compounds and resulting polymers New tetracarbonyl compounds of the formulae: ##STR1## where R is a hydrogen atom, an alkyl radical or an aryl radical. The invention also contemplates the thermostable polymers obtained by reacting an aromatic tetra-amine with at least one of the abo...	08/30/1977
3944614	2,2'-Bis(phenylethynyl-5,5'-diaminobenzidine Quinoxaline polymers are synthesized by solution polycondensation of 2,2'-bis(phenylethynyl)-5,5'-diaminobenzidine with aromatic bis-benzils. Upon heating the polymers so prepared at a temperature ranging from about 240° to 300°C, they undergo a thermal...	03/16/1976

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Class 544/339 - Heptacyclo ring system having the diazine ring as one of the cyclos (e.g., indanthrones, etc.)