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| Number | Title | Issue Date |
| 7279502 | Polyamine analog conjugates and quinone conjugates as therapies for cancers and prostate diseases Peptide conjugates in which cytocidal and cytostatic agents, such as polyamine analogs or naphthoquinones, are conjugated to a polypeptide recognized and cleaved by enzymes such as prostate-specific antigen (PSA) and cathepsin B are provided, as well as compositions... | 10/09/2007 |
| 7160578 | Method for depositing aluminum oxide coatings on flat glass A chemical vapor deposition process for laying down an aluminum oxide coating on a glass substrate through the use of an organic ester having a β hydrogen on the alkyl group bonded to the carboxylate oxygen and an inorganic aluminum halide. The resulting article ha... | 01/09/2007 |
| 7122543 | Substituted benzoic acid derivatives having NF-κB inhibiting action A substituted benzoic acid derivative which is represented by the following formula (I) and has an NF-κB inhibiting action (in the formula, R3, R4 and R5 each independently represents a hydrogen atom, an alkyl group having 1 to 6 ca... | 10/17/2006 |
| 7064124 | NF-κB inhibitor containing substituted benzoic acid derivative as active ingredient A NF-κB inhibitor represented by the following formula (I) is provided: ... | 06/20/2006 |
| 6828450 | Triptycene analogs This invention provides analogs of triptycene which are useful as anticancer drugs, as well as for other uses. The potency of these compounds is in a similar magnitude as daunomycin, a currently used anticancer drug. Each compound of the invention produces one or mo... | 12/07/2004 |
| 6686485 | Synthesis of coenzyme Q10, ubiquinone Processes for the stereospecific synthesis of coenzyme Q10, ubiquinone, are disclosed; a semi synthetic procedure using solanesol derived from tobacco waste as the starting material. The process of the invention results in high yields of isometrically use... | 02/03/2004 |
| 6506539 | Dye complex and optical information recording medium A complex of a dye cation and an anionic TCNQ derivative of the formula (I): ##STR1## in which [Dye]+ is a dye cation, L1 is a linking group, R1 is a substituent group, p is an integer of 1-4, and r is an integer of 0-3 ... | 01/14/2003 |
| 5864048 | Rhein derivatives and new processes for producing rhein derivatives The present description relates to new anthraquinone-derivatives endowed with inhibitory activity of the serine proteinase enzymes, useful for the treatment of rheumatoid arthritis, acute respiratory syndrome of adult, and pulmonary emphysema, and to new ... | 01/26/1999 |
| 5847171 | Molecular organic compound with ferromagnetic properties and a method of producing it The invention is drawn to organic compounds of the general formulae L--A--Z or L--A'--L' as defined in the specification. The compounds are readily crystallizable and can be used for their ferromagnetic properties.... | 12/08/1998 |
| 5714622 | Molecular organic compound with ferromagnetic properties and a method of producing it The invention is drawn to organic compounds of the general formulae L--A--Z or L--A'--L' as defined in the specification. The compounds are readily crystallizable and can be used for their ferromagnetic properties.... | 02/03/1998 |
| 5616734 | Process for the catalytic oxidation of aromatic compounds The invention relates to the use of compounds of the formula I R1a Reb Oc (I), where a is from 1 to 6, b is from 1 to 4 and c is from 1 to 14 and the sum of a, b and c is in accordance with the... | 04/01/1997 |
| 5328819 | Silver halide photographic material containing isomethine dyes An azomethine dye represented by the following general formula (I) ##STR1## wherein A represents a dye residue formed by removing one hydrogen atom from an indophenol or indoaniline dye; L represents a divalent bonding group; and Z represents a non-m... | 07/12/1994 |
| 5318993 | Antihyperlipidemic benzoquinones The present invention relates to novel benzoquinones which are useful as antihyperlipidemic agents. The present invention also provides a process for their preparation, pharmaceutical compositions, and a method for treating birds and mammals in need there... | 06/07/1994 |
| 5288752 | Compound effective as cerebral insufficiency improver A compound having the formula (I): ##STR1## wherein A is --CH2 --, R1 is CH3 or OCH3 ; R2 is hydroxy or carboxy, carboxylic acid or carboxylic acid ester group; R3 is H or a lower alky... | 02/22/1994 |
| 5283355 | Benzoquinone compounds Compounds of the Formula (5) and processes for their preparation and use, particularly in the manufacture of unsymmetrical triphenodioxazine dyes: ##STR1## wherein: Y is H, alkyl, substituted alkyl, alkoxy, Cl or Br; R is a group of Formula (3) ##STR... | 02/01/1994 |
| 5220042 | 1,4-benzoquinone derivatives and benzene derivatives, and process for preparing the same 1,4-Benzoquinone derivatives and benzene derivatives having cerebral- and cardiac-blood flow improving activities and preventive activities of cerebral ischema with low toxicities, and thus are useful as activators for cardiac and cebral metabolisms, curi... | 06/15/1993 |
| 5210239 | Ouinone derivatives and pharmacological use A quinone derivative useful in the treatment of hepatic diseases defined by the general formula: ##STR1## where R1 is selected from the group consisting of alkyl, alkenly, alkynyl or heterocycle, R2 is a substituted nitrogen containing radical wherei... | 05/11/1993 |
| 5180742 | Quinone derivatives, their production and use Quinone derivatives of the general formula: ##STR1## (wherein R1 and R2 are the same or different, and independently are a hydrogen atom or a methyl or methoxy group, or R1 and R2 combine with each other to... | 01/19/1993 |
| 5175318 | Process for the preparation of quinones Phenols are oxidated to quinones with hydrogen peroxide in the presence of catalytic amounts of bromine, iodine, hydrogen bromide and hydrogen iodide.... | 12/29/1992 |
| 5091545 | Catalytic oxidation of hydroxy containing aromatic compounds The present invention relates to a process for the catalytic oxidation of hydroxy containing aromatic compounds to form the respective quinone compounds comprising contacting a hydroxy containing aromatic compound of the formula: ##STR1## with a... | 02/25/1992 |
| 5057514 | Compounds effective as cerebral schemia treating agents 1. A compound having the formula (I): ##STR1## wherein A is --CH2 --, --O--, or --S--; R1 is CH3 or OCH3 ; R2 is hydroxy of carboxy which may be optionally esterized or amidated; R3 is... | 10/15/1991 |
| 4992469 | Method of obtaining an antiplatelet effect A quinone derivative of the formula (I): ##STR1## in which A is a group of the formula (IV): ##STR2## or a group of the formula (V): ##STR3## in which X and Y are either the same as or different from each other and each are hydroxy, me... | 02/12/1991 |
| 4952712 | Process for the preparation of 2,3-dimethoxy-5-methylbenzoquinone 2,3-Dimethoxy-5-methylbenzoquinone is prepared by oxidizing 3,4,5-trimethoxytoluene by reaction with hydrogen peroxide in the presence of a catalyst which is a heteropolyacid selected from phosphomolybdic acids, phosphotungstic acids, silicomolybdic acids... | 08/28/1990 |
| 4933489 | Process for the manufacture of 6-chloro-1,4-diacetoxy-2,3-dimethoxynaphthalene An improved process for the manufacture of the antipsoriatic agent, 6-chloro-1,4-diacetoxy-2,3-dimethoxynaphthalene, is herein described which involves in situ Diels-Alder coupling of 2,3-dimethoxybenzo-1,4-quinone with a 3-chloro-1-alkoxy-1,3-butadiene; ... | 06/12/1990 |
| 4874752 | Benzoquinone derivatives and production thereof A novel benzoquinone derivative of the general formula: ##STR1## [wherein R1 and R2 are the same or different and each is methyl or methoxy; n is an integer of 0 to 21; m is 0 or 1, Z is a group of the formula: ##STR2## ... | 10/17/1989 |
| 4842775 | Reduction of carboxylic esters A method for producing a compound of the formula: ##STR1## [wherein R1 and R2 each stand for a lower alkyl group; n denotes an integer of 0 to 21; X stands for hydrogen atom or an optionally protected hydroxyl group; and Y stand... | 06/27/1989 |
| 4831265 | Method of producing quinone derivatives A quinone compound of the formula: ##STR1## wherein R stands for an alkyl group of 1 to 22 carbon atoms having at its terminal end a hydroxyl group which may be protected, can be obtained with industrial advantage by allowing a compound of the formul... | 05/16/1989 |
| 4818441 | Quinine derivatines A compound of the general formul: ##STR1## wherein ଲ means a saturated bond or a double bond; each R independently of one another is a methyl group or a methoxy group, or two R's taken together represent a group of --CH.dbd.CH--CH.dbd.... | 04/04/1989 |
| 4808339 | Benzoquinone derivatives A novel benzoquinone derivative of the general formula: ##STR1## wherein R1 and R2 are the same or different and each is methyl or methoxy; n is an integer of 0 to 21; m is 0 or 1, Z is a group of the formula: ##STR2## ... | 02/28/1989 |
| 4769448 | Electrically conductive liquid crystalline substance and polymer An electrically conductive liquid crystalline substance represented by the general formula L-S1 -CT or L-CT, wherein L is a residue of a liquid crystalline substance, S1 is an atom or atomic grouping which becom... | 09/06/1988 |
| 4590301 | Polymerization inhibitors Compounds of the general formula ##STR1## wherein n, R1, R2 and X are defined herein, are effective inhibitors of polymerization of vinylic monomers, particularly acrylic monomers. The inhibitors are easily, efficiently, and tho... | 05/20/1986 |
| 4559177 | Quinone derivatives A compound of the formula: ##STR1## wherein m is an integer of 11 to 22; R1 is alkyl having 1 to 4 carbon atoms; R2 is hydrogen, alkyl having 1 to 4 carbon atoms or carboxylic acyl having 1 to 8 carbon atoms. Such compounds have... | 12/17/1985 |
| 4533554 | Quinone derivatives and use New quinone derivatives of the formula ##STR1## wherein R1 is methyl or methoxy, or two of R1 combine to represent --CH.dbd.CH--CH.dbd.CH--, R is amino which may be substituted or --OR4 wherein R4 is hydrog... | 08/06/1985 |
| 4526719 | Benzoquinone derivatives and production thereof A novel benzoquinone derivative of the general formula: ##STR1## [wherein R1 and R2 are the same or different and each is methyl or methoxy; n is an integer of 0 to 21; m is 0 or 1, Z is a group of the formula: ##STR2## ... | 07/02/1985 |
| 4522757 | Process for oxidizing a phenol to a p-benzoquinone Phenol or a substituted phenol is oxidized to the corresponding benzoquinone or substituted benzoquinone in the presence of a copper halide or copper nitrate catalyst promoted with an oxide or hydroxide of a Group II metal.... | 06/11/1985 |
| 4519948 | Process for oxidizing a phenol to a p-benzoquinone Phenol or a substituted phenol is oxidized to the corresponding benzoquinone or substituted benzoquinone in a nitroalkane solvent in the presence of a copper ion catalyst promoted with a base selected from alkali metal phenoxides, and secondary or tertiar... | 05/28/1985 |
| 4495104 | Quinone carboxylic acids and ester derivatives A compound of the general formula ##STR1## wherein n is an integer of 10 to 21, inclusive; R is H or lower alkyl having 1 to 4 carbon atoms has pharmaceutical activities such as hypotensive, tissue metabolism stimulating, immuno-regulatory, lysosomal... | 01/22/1985 |
| 4489096 | Quinone compounds, their production and use New quinone compounds of the formula: ##STR1## wherein R is methyl or methoxy and Y is formyl, carboxyl, an alkoxycarbonyl having 2 to 5 carbon atoms, carbamoyl, a mono- or di- alkylcarbamoyl whose alkyl moiety has 1 to 4 carbon atoms or carbamoyloxy... | 12/18/1984 |
| 4486349 | Process for preparing para-quinone or ortho-quinone derivatives, possibly alkoxylated or aryloxylated, respectively from the corresonding hydroquinone or pyrocatechic derivatives Process for preparing a para-quinone or ortho-quinone derivative, possibly alkoxylated or aryloxylated, which consists in oxidizing respectively the corresponding hydroquinone or pyrocatechic derivative, by means of the complex prepared, in situ or separa... | 12/04/1984 |
| 4447362 | Process for the production of coenzyme Q A process is disclosed wherein coenzyme Q is prepared from tissues of animals and plants or microbial cells by treating a water suspension of said materials with an alkali, or with an acid and then an alkali, and by extracting the treated suspension with ... | 05/08/1984 |
