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Matches 551 - 600 out of 2,213

Document Document Title
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...  
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  
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  

Matches 551 - 600 out of 2,213