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JPS63166854A |
Aminourethanes, a process for their preparation and their use The invention relates to aminourethanes composed essentially of structural units derived from (A) polyamines of the general formula (I) an/or (II (I) (II) (B) if appropriate, ...
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JPS63162664A |
NEW MATERIAL:An urethane group-containing vinyl compound obtained by reacting a hydroxyl-containing compound with a compound expressed by the formula (R is H or methyl). USE: Useful as coating and adhesive compositions and magnetic recor...
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JPS6332781B2 |
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JPS6332346B2 |
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JPS6332347B2 |
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JPS6332348B2 |
An N< alpha >-protected-NG-protected-arginyl-p-nitroanilide with high purity can be produced in high yield by reacting an N< alpha >-protected-N-protected-arginine with p-nitroaniline in pyridine in the presence of a condensing agent.
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JPS63156760A |
Novel substituted benzamides of the formula (I) in which R<1> represents alkoxy, alkenyloxy, alkynyloxy or a heterocycle radical, R<2> represents cyano, a carbamoyl radical or a thiocarbamoyl radical, X represents an alkanoyl radical or ...
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JPS63156764A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6332065B2 |
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JPS63154653A |
PURPOSE: To obtain a compound useful as an intermediate for synthesizing caprolactam of nylon raw material in high purity and in high yield without producing by-products, by bringing an aqueous solution of a mineral acid salt of hydroxyl...
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JPS6331461B2 |
This invention relates to an improved process for the preparation of urethanes by the reaction of aromatic nitro compounds with alcohols and carbon monoxides in the presence of catalyst systems containing sulphur and/or selenium and/or c...
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JPS63150254A |
Amino-acid derivatives of the formula I in which X, Z, R<1>, R<2>, R<3>, R<4>, R<5>, E, W', Y and n have the meaning given in Claim 1, and the salts thereof inhibit the activity of human plasma renin.
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JPS63146853A |
A dispersion in an aromatic polyisocyanate of a reaction product of the polyisocyanate and an amine having the formula : wherein Q represents hydrogen or hydrocarbyl and R represents a hydrocarbyl radical selected from radicals of the fo...
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JPS63146850A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6330302B2 |
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JPS63141956A |
PURPOSE: To recover a catalytic component such as platinum group metals, etc., in high yield under a fixed condition without adding an alkali or reducing agent from a reaction product obtained by reacting an amine with CO, a hydroxyl gro...
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JPS63139907A |
The present invention is directed to a process for the preparation of finely divided solid polyisocyanates containing urea groups by reacting organic polyisocyanates which are free from urea groups with water in an aqueous emulsion, char...
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JPS6328060B2 |
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JPS63135360A |
NEW MATERIAL:The compound of formula I (X is halogen, lower alkyl, lower alkoxy, halo-lower alkyl or nitro; n is 0W2; R1 is lower alkyl, lower alkenyl, lower alkynyl or lower alkylthio-lower alkyl). EXAMPLE: Allyl phenylacetohydroxamate....
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JPS6327339B2 |
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JPS63130566A |
NEW MATERIAL:A compound expressed by formula I [A is formula II (X is halogen, CF3, lower alkyl, etc.; n is 0 or 1), etc.; R is H or lower alkyl; R1 and R2 are H, halogen or lower alkyl; R3 is H or tetrahydropyranyl; R4 is H, azide, etc....
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JPS6327338B2 |
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JPS6327348B2 |
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JPS6326743B2 |
(Dimethylaminoalkyl)carboxylic and -carbamic acid esters and (dimethylaminoalkyl) ethers and ureas are compounds which are especially suitable for use as amine curing agents for polyepoxide compounds. They impart longer curing times to t...
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JPS63126860A |
NEW MATERIAL:A compound expressed by formula I [R is halogen, OH, lower alkyl, lower alkoxy or (lower alkyl-substituted) carboxyl] or salt thereof. EXAMPLE: N-(4'-Methylphenyl)-guanidinomethylbenzamide. USE: An antiulcer agent capable of...
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JPS63126855A |
PURPOSE: To obtain a blocked isocyanate compound having excellent flexibility and weather resistance and produced by blocking terminal isocyanate group of a prepolymer composed of a polylactone polyol and a non-yellowing isocyanate compo...
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JPS63126856A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS63126858A |
Process for concentrating a urea solution passing as a film along the inside of the tubes (2) of a vertical tube bundle the heat required being substantially generated by condensation of a gas mixture in a area provided around the bundle...
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JPS63126857A |
Process for preparing urea in which, - at a pressure of 125-350 bar and the corresponding temperature, a urea synthesis solution containing carbamate is formed from carbon dioxide and an excess of ammonia, - in a first decomposition step...
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JPS6326101B2 |
Novel pharmaceutically useful compounds of the formula and pharmaceutically acceptable salts and individual optical isomers thereof, wherein Y is -CH2F, -CHF2, -CH2Cl or -CHCl2; R1 is hydrogen, (C1-4alkyl)carbonyl, (C1-4alkoxy)carbonyl o...
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JPS6325579B2 |
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JPS63122659A |
PURPOSE: To obtain the titled compound having physiological activity efficiently, by reacting an N-carboxy-α,β-dehydro-α-amino acid anhydride with an amino group-protecting agent, etc., and a nucleophilic substance successively. CONST...
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JPS63122658A |
In a process for the preparation of a pyrrolidinol compound having the general formula I, a hydroxybutyronitrile compound having a general formula II undergoes reductive cyclisation, in an acid containing solution, with hydrogen gas in t...
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JPS63122661A |
All possible stereoisomeric forms and mixtures thereof of a compound of the formula I wherein A is selected from the group consisting of hydrogen, optionally unsaturated alkyl and haloalkyl of 1 to 18 carbon atoms, optionally substituted...
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JPS6324994B2 |
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JPS6324986B2 |
In a process of the so-called integrated type for the production of ammonia and urea, the absorption of CO2 from the crude gases passing to the ammonia synthesis reactor is effected by means of an absorption apparatus which is divided in...
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JPS6324988B2 |
NEW MATERIAL:A cyclohexanecarboxylic acid derivative of formula I [R is (un)substituted phenyl] and a nontoxic salt thereof. EXAMPLE:Phenyl trans-4-guanidinomethylcyclohexanecarboxylate hydrochloride. USE:Useful as a medicine having impr...
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JPS6323967B2 |
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JPS6323988B2 |
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JPS6323987B2 |
The invention provides novel anti- atherosclerotic compounds of the type where A is the residue of a long chain, unsaturated fatty acid or cyclopropano analogues thereof; the -CO-N< moiety forms an amide or hydrazide group or the N atom ...
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JPS6323966B2 |
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JPS63112565A |
NEW MATERIAL:A compound shown by formula I [R1 and R2 are H, properly substituted carboxyl, (substituted)alkyl or (substituted)aryl with the proviso that R1 and R2 are not H at the same time; X1 is α-amino group-protecting group of acyl...
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JPS63112552A |
PURPOSE: To synthesize urea with high thermal economics, by carrying out separation of unconverted substances from an urea synthesis solution in reaction of NH3 with CO2 by CO$2 stripping under the same pressure as that in synthesis and ...
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JPS63112548A |
The amino acid derivatives of the formula I in which X, Z, R<2>, R<3>, R<4>, E, Y and n have the meaning indicated in Claim 1, and their salts inhibit the activity of human plasma renin.
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JPS63104992A |
Described are technetium-99m labeled dioxime complexes which are useful for imaging the myocardium, brain and hepatobiliary system, in humans and other mammalian species.
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JPS6321659B2 |
The present invention is directed to a process for the production of N,O-disubstituted urethanes comprising reacting N-mono- or N,N'-disubstituted ureas or linear polyureas with aliphatic carbonic esters.
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JPS63101353A |
Compounds of general formula: in which R may denote a hydrogen atom; R1 may denote a linear or branched, saturated alkyl group containing from 1 to 10 carbon atoms; R2 and R3 are identical or different and denote: - a hydrogen atom, - a ...
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JPS63101347A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6320815B2 |
Carbamic acid derivatives, processes for their preparation, as well as pesticidal compositions containing the carbamic acid derivatives, and methods for their use, are disclosed.
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JPS6397687A |
There are described compositions comprising an organic material subject to oxidative, thermal and/or actinic degradation and at least one compound of the formula (I) wherein R1 is hydrogen, alkyl of 1 to 36 carbon atoms, cycloalkyl of 5 ...
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