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Matches 551 - 600 out of 2,213

Document Document Title
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...  
JPH11502865A  
JP2860550B2  
JP11032787A
To obtain the subject menaquinone-containing product excellent in light stability and expected to be useful for a remedy and a preventive to osteoporosis by dehydrating, in the absence of an organic solvent, the culture broth obtained th...  
JPH1135517A
To provide a process for the easy and economical production of 2 -hydroxy-1,4 -naphthoquinone (2HNQ) having high purity from 1,4 -naphthoquinone (NQ) from a solution containing NQ-oxide obtained by the epoxidization of NQ without necessi...  
JPH11501650A  
JPH1124395A
To provide a developing device capable of preventing the occurrence of a deviation of toner density and the toner charge amount in the direction orthogonal to the developer transporting direction of the developer carrier. An abutment mem...  
JP11021262A
To obtain the subject new compound useful as a controller for just, having inhibitory actions on germination of spore of fungus as a cause for rust. This compound is shown by formula I [R1 and R2 are each H or OH; R3 is H or a halogen; R...  
JP11021263A
To obtain the subject new compound for inhibiting the proliferation of tumor cell and exhibiting carcinostatic effects. A compound of formula I (R1 is H or methyl; R2 is O or imino) such as a compound of formula II. The compound of formu...  
JPH10513439A  
JP2838126B2  
JP2837620B2  
JP2837715B2  
JPH10330310A
To obtain a new compound exhibiting scavenging activity on a free radical such as active oxygen species and useful as an active compound for a medicine, a cosmetic, etc. A compound of formula I {R1 is on of formula II to V [(m)=1-3; (n)=...  
JP2835986B2  
JP2834655B2  
JP2834606B2  
JP2834607B2  
JP2834605B2  
JPH10324658A
To obtain a new naphthoquinone derivative useful for electrophotographic photoreceptor, useful for an image-forming apparatus such as electrostatic type copying machine, facsimile, laser beam printer, etc. This naphthoquinone derivative ...  

Matches 551 - 600 out of 2,213