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Matches 551 - 600 out of 2,229

Document Document Title
JP2001019656A
To obtain the subject new compound useful as medicaments, especially as a medicinal agent against Helicobacter pylori of pathogenic bacterium reported to be a pathogenic background factor of digestive ulcer, inflammation, upper digestive...  
JP2001013701A
To provide an electron transferring agent having good compatibility with a bonding resin and excellent also in matching with an electric charge generating agent by using a specified naphthoquinone derivative.A naphthoquinone derivative o...  
JP2000344708A
To obtain a new compound useful as a controlling and antimicrobial substance for plant pathogenic fungi such as Pyricularia oryzae of rice plants by carrying out extraction from a bark of a Japanese cedar and separating the resultant com...  
JP2000302721A
To provide a method for producing a 2-alkoxy-3,5,6-trihalobenzoquinone by which not only the formation of bisether derivatives as a by-product can be reduced but also a decrease in rate of reaction can be prevented. When a tetrahalobenzo...  
JP3095595B2  
JP3091913B2  
JP3091355B2  
JP3112342B2
PURPOSE: To provide a new fermentation product VCE6 having anthraquinone skeleton, giving antineoplastic activity, obtainable from a cultured product obtained by culture in a medium of microorganism VOE6 belonging to Actinomycetes separa...  
JP3112995B2
PURPOSE: To efficiently obtain the subject compound useful as an antioxidant, a deodorant, etc., in high yield by oxidizing a specific compound in the presence of a complex such as cobalt perchlorate. CONSTITUTION: A compound expressed b...  
JP3109915B2
PURPOSE: To provide a new unsymmetrical tetrasubstituted diphenoquinone having improved electrical characteristics of tetrasubstituted diphenoquinone, bettered solubility in an organic solvent and improved affinity for a binder resin. CO...  
JP2000239216A
To obtain a new anthraquinone derivative having an antibacterial activity to various bacteria and useful for medicine, especially, a researching nuclei of an antimicrobial agent and medicine. The compound is expressed by formula I (R is ...  
JP2000239161A
To obtain a therapeutic agent having excellent antiallergic action with slight side effects, and useful as e.g. a medicament for preventing or treating diseases caused by various kinds of allergy by including a specific naphthoquinone de...  
JP2000202297A
To produce p-benzoquinones in a good reaction yield by preparing an oxidation catalyst from the copper salt of a mixed acid consisting of an alkanesulfonic acid and an aliphatic carboxylic acid and amines or oximes. The oxidation catalys...  
JP2000508679A  
JP3058926B2  
JP3053417B2  
JP2000506841A  
JP2000143576A
To provide a method for purifying or isolating 2,3,5-trimethyl-p- benzoquinone by surely removing intermediates and by-products formed during production of the compound and avoiding degradation of the component by diminishing the thermal...  
JP3029840B2  
JP2000093701A
To provide a method and an apparatus for refining efficiently by sublimation a solid material which lacks in thermal stability.In the sublimation refining method, a solid material capable of being refined by sublimation is charged into a...  
JP2000053608A
To obtain a new quinone compound having excellent compatibility with resin binders and further having excellent electron transportability. A compound of formula I [R1-R6 are each H, a halogen, a halogenated alkyl, a (substituted) aryl or...  
JP3010793B2  
JP3035113B2
PURPOSE: To upgrade the quality of heavy oil fractions containing polynuclear aromatics by oxidizing carbonaceous raw materials in a multi-phase system including an aqueous phase under low severity conditions and further by applying deox...  
JP2000501724A  
JP3026862B2
PURPOSE: To obtain a new anthracycline compound having low toxicity and excellent antitumor activity, useful as an antitumor agent as well as an intermediate for anthracycline based antibiotics. CONSTITUTION: A compound expressed by form...  
JP2000004702A
To obtain a shikonin derivative by growing the shoot of a Boraginaceae plant in a dark place to easily and massively growing the genetically same Boraginaceae plant, in a short time. This method, for example comprises as followers to cut...  
JP2000001453A
To obtain a quinone compound useful as a polymerization inhibitor, a stabilizer for unsaturated polyesters, an intermediate for medicines, agrochemicals, etc., in a high selectivity under mild conditions in a state not having a problem o...  
JPH11349522A
To produce the subject new compound useful as a therapeutic agent for cancer in the pharmaceutical field due to the manifestation of strong growth inhibiting effects on tumor cells of a mouse and a human. This compound (called BE-69785A)...  
JPH11343256A
To obtain a bisphenol derivative capable of delaying or preventing diabetic complications caused by hyperglycemia associated with diabetes, by reaction of a specific compound with a ferricyanide salt. This bisphenol derivative, a compoun...  
JP2962497B2  
JP2954989B2  
JP2954371B2  
JPH11246469A
To obtain the subject new compound capable of expressing excellent topoisomerase I inhibiting action and antitumor action and useful for treatment, prevention, etc., of tumor diseases by treating culture extract of micrcbial strain belon...  
JPH11246463A
To provide a method for oxidizing an alkyl compound and an aromatic compound, capable of ensuring saving and improvement of time/efficiency. In this oxidative reaction method of an aromatic compound and an alkyl aromatic compound using c...  
JPH11246462A
To provide a method for synthesizing an anthraquinone, economically and simply in view of a production technology, not having a defect in a method publicly known by a preceding technology, starting from 1,4-naphthoquinone and 1,3-diene a...  
JP2947922B2  
JPH11228484A
To obtain the corresponding quinones in a good yield by oxidizing an aromatic hydrocarbon with molecular oxygen under mild conditions. This method for producing quinones comprises oxidizing an aromatic hydrocarbon in the presence of a co...  
JPH11226416A
To form an objective oxidation product with a high selectivity by using an oxidation catalyst system consisting of a specified imide compd. and a prim. or sec. alcohol. The oxidation catalyst system consists of an imide compd. of the for...  
JPH11509186A  
JPH11508585A  
JP2922648B2  
JP2919030B2  
JP2943031B2
PURPOSE: To economically obtain a vitamin K condensate in a high concentration ratio by a mild method by extracting a deodorized distillation product containing vitamin K produced as a by-product in a purification process of vegetable oi...  
JP2900238B2  
JP2896224B2  
JPH1192414A
To efficiently obtain the subject concentrate acting as a factor necessary for the coagulation of blood and also related to bone metabolisms by insolubilizing vitamin K2-containing water-soluble micelles contained in the culture solution...  
JPH1165522A
To obtain a drive method for a plasma display panel making operating points in address periods equal, even if a difference is generated in residual wall charge amounts due to the difference in the resets of a subfield performing the writ...  
JPH11502865A  
JPH1160564A
To obtain the subject new compound, having inhibiting activities against dephosphorylation for CD45 and useful as an antiallergic agent and an immunosuppressant. This phosphathoquinone A is represented by the formula. The compound repres...  
JP2860550B2  

Matches 551 - 600 out of 2,229