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Patent Searching and Data


Matches 751 - 800 out of 2,174

Document Document Title
JPH0665645B2  
JPH06234694A
PURPOSE: To obtain the subject new compound derivative, having antimicrobial activity against a wide range of germs and usable as an agricultural or a horticultural and a medicinal germicides in wide applications by extracting the compou...  
JPH06234693A
PURPOSE: To obtain the subject new substance, capable of inhibiting the activity against a prolyl endopeptidase and useful as an antiamnesic agent, a therapeutic agent, etc., for AIDS by culturing a microorganism(belonging to the genus S...  
JPH06219989A
PURPOSE: To obtain the subject new physiologically active substance inhibiting the activity of dipeptidylpeptidase III, useful as an enzyme inhibitor, analgesic, etc., by culturing in a nutritive medium fluostatin-productive bacteria bel...  
JPH06214417A
PURPOSE: To obtain the electrophotographic sensitive body superior in electrophotographic characteristics and small in fluctuation of the characteristics during repeated uses and capable of stably forming images good in quality by formin...  
JPH0657669B2  
JPH06211731A
PURPOSE: To obtain photochromic naphthacenediones which cause a remarkable reversible color change from yellow to orange or red when irradiated with light of a specified wavelength and can be used as an optical information storage layer ...  
JPH06206846A
PURPOSE: To provide the new physiologically active substances, bequinostatins C and D, and their pharmacologically acceptable salts strongly inhibiting glutathione transferase, and extremely useful as a glutathione transferase inhibitor....  
JPH0653701B2  
JPH0653702B2  
JPH06192155A
PURPOSE: To obtain a new compound exhibiting an interleukin-1 inhibitory activity and useful as an interleukin-1 inhibitor. CONSTITUTION: A compound of formula I (R1 is a lower alkyl), formula II (R2 is hydroxymethyl or carboxyl), formul...  
JPH0647564B2  
JPH06172254A
PURPOSE: To obtain menadione in high yield in a method of producing menadione by oxidizing 2-methyl-1-naphthol with molecular oxygen without using a catalyst to cause pollution. CONSTITUTION: Cupric chloride or cupric bromide and an alka...  
JPH0645568B2  
JPH0645567B2  
JPH0643584B2  
JPH06157395A
PURPOSE: To industrially and advantageously obtain a compound useful as an intermediate for dye for fiber, pigment, agricultural chemical, medicine and optical material by chlorinating p-aminophenol with a chlorine gas in a specific alco...  
JPH0639468B2  
JPH0637414B2  
JPH0637388B2  
JPH0637379B2  
JPH06135885A
PURPOSE: To provideamethod for selectively producing a 2-alkoxy-5-alkyl-1,4- benzoquinone in high yield from an inexpensive raw material. CONSTITUTION: 4-alkylcatechol such as 4-methylcatechol is oxidized with oxygen in the presence of a...  
JPH0635548B2  
JPH0635417B2  
JPH06128187A
PURPOSE: To obtain a new compound, having antitumor activity and useful as an antitumor agent. CONSTITUTION: A compound of formula I [A is formula II or III (R1 and R2 are H or alkyl); X is OH, halogen, etc.], e.g. 2-(2,6-dimethyl-8-(tet...  
JPH0629212B2  
JPH0627092B2  
JPH06100569A
PURPOSE: To provide a novel compound having a DNA-cleaving action and an active oxygen species-eliminating action and useful for autoimmune disease- therapeutic agents, antiarteriosclerosis agents. carcinogenesis-preventing agents, infla...  
JPH0625095B2  
JPH0623123B2  
JPH0687737A
PURPOSE: To obtain an anti-AIDS agent having activity capable of suppressing proliferation of HIV in infected cell. CONSTITUTION: The anti-AIDS agent contains 1-methoxy-2-formyl-3- hydroxyanthraquinone expressed by the formula as an acti...  
JPH0621089B2  
JPH0621099B2  
JPH0621098B2  
JPH0680607A
PURPOSE: To obtain a new malbranicin, having antibacterial and carcinostatic actions and useful as a medicine. CONSTITUTION: The objective malbranicin is expressed by the formula. This compound is obtained by culturing a strain having th...  
JPH0680658A
PURPOSE: To efficiently obtain the compound in high yield which is useful as an intermediate or the like of a pharmaceutical or the like by nucleophilically substituting and cyclizing a particular quinone obtained from a trialkylhydroqui...  
JPH0672940A
PURPOSE: To provide a new compound having excellent light-resistance and fastness and especially useful as a dye and recording pigment. CONSTITUTION: The compound of formula I [R1 is H, 1-3C alkyl or NHR2 (R2 is 1-3C alkyl, phenyl, etc.)...  
JPH0617329B2  
JPH0656735A
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...  
JPH0649372A
PURPOSE: To obtain a reactive water-soluble triphenodioxazine dye usable to prepare a high concn. liq. dye formulation having the respective specified atom and group in a plurality of prescribed positions and superior dyeing characterist...  
JPH0640997A
PURPOSE: To easily obtain in high yield quinone useful as a feedstock for the synthetic organic chemical industry. CONSTITUTION: A column packed with a sodium-type or neutral salt-type cation exchange resin or a hollow-type ion exchange ...  
JPH0641179A
PURPOSE: To produce a new compd. useful as antitumor agents. CONSTITUTION: The compd. of the formula I (R1 is H or OH; either R2 or R3 is H, and the other is H or OH; X is H or trifluoroacetyl, where R1 H in the case X is trifluoroacetyl...  
JPH0625063A
PURPOSE: To provide a new compound having excellent antitumor activity. CONSTITUTION: The compound of formula I [X is halogen; R1 is H or alkyl; R2 is hydroxy or halogen; R3 is hydroxy, alkoxy, aralkyloxy or NR4R5 (R4 and R5 are H, alkyl...  
JPH0622774A
PURPOSE: To produce a useful physiologically active substance unobtainable by respective individual culture of a cultured plant cell and a photosynthetic autotrophic microorganism, e.g. a new benzoquinone-based substance useful as a food...  
JPH066549B2  
JPH0617059A
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...  
JPH069485A
PURPOSE: To enable high-selectivity production of 2-methyl-1,4-naphthoquinone by gas-phase oxidation of 2-methylnaphthalene. CONSTITUTION: 2-Methylnaphthalene in the gas phase together with an oxygen- containing gas is brought into conta...  
JPH061746A
PURPOSE: To provide a new intermediate compound capable of stereoselectively synthesizing a high-purity dioxophenanthrene derivative useful as an IL-1 inhibitor in large quantity. CONSTITUTION: The compound of formula I (R1 to R3 are low...  
JPH06716B2  
JPH05339193A
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...  

Matches 751 - 800 out of 2,174