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Class Information
Number: 544/339
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 having two or more ring hetero atoms of which at least one is nitrogen (e.g., selenazines, etc.) > The six-membered hetero ring consists of two nitrogens and four carbons (e.g., 1,2-diazines, etc.) > 1,4-diazines > Polycyclo ring system having the diazine ring as one of the cyclos > Heptacyclo ring system having the diazine ring as one of the cyclos (e.g., indanthrones, etc.)
Description: Compounds wherein the polycyclo ring system consists of seven rings.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7470722 |
Multicyclic sulfonamide compounds as inhibitors of histone deacetylase for the treatment of disease |
Dec. 30, 2008 |
| 7449059 |
Conditioning method for indanthrone pigments |
Nov. 11, 2008 |
| 7338553 |
Process, compound, ink and use |
Mar. 4, 2008 |
| 6962734 |
Sulfoderivatives of indanthrone, lyotropic liquid crystal system and anisotropic film on their base |
Nov. 8, 2005 |
| 6723445 |
Organic light-emitting devices |
Apr. 20, 2004 |
| 6686470 |
Compounds of the saframycin-ecteinascidin series, uses, and synthesis thereof |
Feb. 3, 2004 |
| 6562121 |
Conditioning of organic pigments |
May. 13, 2003 |
| 6486332 |
Fluorescent pigments |
Nov. 26, 2002 |
| 6291461 |
Stephacidin antitumor antibiotics |
Sep. 18, 2001 |
| 6288229 |
Ruthenium complex having di or tetrapyridophenazine ligand useful for use as luminescent material |
Sep. 11, 2001 |
| 6271401 |
Fluorescent anthraquinoid pigments |
Aug. 7, 2001 |
| 6066635 |
Avrainvillamide, a cytotoxic marine natural product, and derivatives thereof |
May. 23, 2000 |
| 5788759 |
.delta.-indanthrone blue pigment and manufacturing method therefor |
Aug. 4, 1998 |
| 5739296 |
Method and materials for thermostable and lightfast dichroic light polarizers |
Apr. 14, 1998 |
| 5438050 |
Indolocarbazole derivatives, processes for their preparation and compositions containing them |
Aug. 1, 1995 |
| 5367074 |
Preparation of 7,16-dichlorodianthraquinone-N,N'-dihydroazine |
Nov. 22, 1994 |
| 5350853 |
Preparation of dianthraquinone-N,N'-dihydroazine and its chlorination products |
Sep. 27, 1994 |
| 5286727 |
N-methylepiamauromine, epiamauromine and cycloechinulin antiinsectan metabolites |
Feb. 15, 1994 |
| 5264032 |
Pigment preparations |
Nov. 23, 1993 |
| 5180735 |
Cyclohexanol derivatives, production and use thereof |
Jan. 19, 1993 |
| 5175167 |
Hetarylalkenes, their preparation and intermediates for their preparation and their use |
Dec. 29, 1992 |
| 4816586 |
Delta opioid receptor antagonists |
Mar. 28, 1989 |
| 4801702 |
Process for the preparation and conditioning or organic pigments |
Jan. 31, 1989 |
| 4780536 |
Hexaazatriphenylene hexanitrile and its derivatives and their preparations |
Oct. 25, 1988 |
| 4692189 |
Novel compositions based on indanthrone blue pigments |
Sep. 8, 1987 |
| 4665001 |
Negatively chargeable blue toner comprising indanthrone dye |
May. 12, 1987 |
| 4628091 |
Process for producing dianthraquinone-N,N'-dihydrazine and its chlorination product |
Dec. 9, 1986 |
| 4523958 |
Pigment formulations and their use of pigmenting gravure printing inks and finishes |
Jun. 18, 1985 |
| 4451398 |
Dyes containing imidazolymethylene groups |
May. 29, 1984 |
| 4374989 |
Process for the manufacture of dianthraquinonyl-N,N'-dihydroazine |
Feb. 22, 1983 |
| 4350534 |
Fluid, stable formulations of copper phthalocyanine or indanthrone |
Sep. 21, 1982 |
| 4318848 |
Process for the neutralization of basic reaction compositions |
Mar. 9, 1982 |
| 4167634 |
Manufacture of a pigmentary form of .alpha.-indanthrone |
Sep. 11, 1979 |
| 4076713 |
Indanthrene dyes |
Feb. 28, 1978 |
| 4049715 |
3-[2-(4-Anisidino)phenyl]-1-phenyl-1-propiophenones and propanols |
Sep. 20, 1977 |
| 4045414 |
New di-substituted meta-terphenyl compounds and resulting polymers |
Aug. 30, 1977 |
| 3944614 |
2,2'-Bis(phenylethynyl-5,5'-diaminobenzidine |
Mar. 16, 1976 |
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