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JPS56128751A |
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JPS56123959A |
NEW MATERIAL:A compound of formulas II and III (R is 1W15C alkyl). EXAMPLE: A 4-alkoxy-4'-fluoroazoxybenzene. USE: A component for a liquid crystal stable to moisture, electricity, etc. PROCESS: p-Fluoroaniline of formula V is reacted wi...
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JPS56120661A |
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JPS56103149A |
PURPOSE: To prepare the titled compound useful as an intermediate of dyes and pigments, easily, in high yield, by the catalytic reduction of an aromatic nitro compound in an aqueous medium in the presence of a caustic alkali and a naphth...
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JPS5686176A |
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JPS5683464A |
PURPOSE: To obtain the titled compound useful as an intermediate for medicines and agricultural chemicals in high yield, by reacting a 2-hydroxyimino-3-keto-acid ester with a dialkyl sulfate in the presence of a basic substance in aceton...
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JPS5683465A |
PURPOSE: To prevent the deterioration in quality, discoloration and smelling of an amine oxide useful for a degreasing agent, etc. with time, by adding a specific preventing agent against deterioration in quality to the amine oxide or a ...
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JPS56500722A |
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JPS5661349A |
PURPOSE: To prepare the titled compound useful as a surface active agent having low irritation to the skin, e.g. a kitchen detergent, rinse such as shampoo, perfumery, cosmetics, etc., economically, in an industrial scale, in high effici...
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JPS5612617B2 |
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JPS5526126B2 |
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JPS5589220A |
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JPS5517020B2 |
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JPS5557552A |
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JPS5549346A |
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JPS5545624A |
NEW MATERIAL:An amino acid of formula I (n is 0 or 1). EXAMPLE: α-Amino-γ-nitroamino-n-butyric acid of formula II. USE: Antibiotics and antimetabolite enzyme inhibitors. PROCESS: The amino acid of formula I is extracted from basidiomyc...
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JPS5535067A |
NEW MATERIAL:A urea derivative of formula I: (R1 is 1W20C alkyl, 1W6C hydroxyalkyl, 2W5C alkenyl, or 3W5C alkynyl group; R2 is aldopentofuranosyl; aldopentopyranosyl group, etc.). EXAMPLE: 1-(2-chloroethyl)-3-methyl-3-D-glucopyranosyl ur...
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JPS558971B2 |
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JPS5531079A |
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JPS5528968A |
PURPOSE: The oxidation of a tertiary amine with hydrogen peroxide is carried out in the presence of a carbonate salt or carbon dioxide and in the presence or absence of a chelating reagent to produce quantitatively amine oxide in a short...
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JPS5515477A |
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JPS55376B2 |
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JPS5441567B2 |
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JPS5440531B2 |
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JPS5440530B2 |
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JPS54151949A |
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JPS54128546A |
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JPS54122233A |
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JPS54106451A |
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JPS5479230A |
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JPS5462317A |
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JPS5444651A |
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JPS5348197B2 |
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JPS53149944A |
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JPS53141243A |
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JPS53119841A |
PURPOSE: Phenylglyoxal derivatives of formula I, e.g. 2-benzyloxyphenylglyoxal hydrate.
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JPS53116347A |
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JPS53116339A |
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JPS5336453B2 |
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JPS5336452B2 |
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JPS53111060A |
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JPS53105436A |
PURPOSE: To prepare the title cpd. in high yield by oxidation (the half amt. of palkylaniline) of p-alkylaniline, followed by condensation with the residual half of p-alkylaniline and oxidation. The first oxidation is stopped by lowering...
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JPS5353617A |
PURPOSE: α-Isocyano fatty acid amide derivatives I (one of R1 and R2 is H, and the other is alkyl, cycloalkyl, etc.; R1 and R2 together with N or O at the terminal position or together with the adjacent N form a heterocyclic ring), e.g....
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JPS5315345A |
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JPS5311999A |
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JPS5246935B1 |
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JPS52139011A |
PURPOSE: Novel method of preparing linear unsatd. alcohols, such as geraniol and nerol, from hydroxylamine derivatives by effecting selective hydrogenative fission of the - O - N - bond in the presence of a specific catalyst.
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JPS52133087A |
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JPS52100459A |
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JPS5228791B2 |
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