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JPH01135751A |
NEW MATERIAL:A compound expressed by formula I (n is 1-4; R is H or 1-4C alkyl; Y is hydroxy, 1-4C alkoxy, 1-4C alkylamino, etc.). EXAMPLE:N-[2-Nitro-5-(2-chloro-4-trifluoromethylphenoxy)phen
ylacetyl]g lycine ethyl ester. USE:A herbicid...
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JPH0124781B2 |
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JPS6470452A |
NEW MATERIAL: A compd. of formula I [where R is a non-hydrophilic 8-40C aliphatic or alicyclic group; (m) is 0 or 1; R1 is NO2, CN or COOR2; R2 is H or 1-4C alkyl; (n) is 1-4; and R3 is H, a metal or a group contg. a tetravalent N atom]....
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JPS6463562A |
PURPOSE: To remove the nitrite salts remaining after diazotization of an aromatic amine, by determining the concentration of the nitrite salts utilizing the reaction heat between the nitrites and the compound reactive therewith, and cont...
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JPS6461449A |
NEW MATERIAL:Diazonium salt compounds expressed by formulas I and II (R1 is alkyl, alkoxy, halogen or H; R2 is alkylene; m and n are 1W3; X is stabi lizing anion). EXAMPLE: N,N'-Bis(3-methoxyphenyl)piperazine-4',4"-didiazonium bistetrafl...
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JPS6452745A |
PURPOSE: To enable the diazotization of an aromatic amine, advantageously from the viewpoint of quality and cost, by controlling the amount and rate of addition of a nitrite according to the concentration of the nitrite determined from t...
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JPS6364473B2 |
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JPS6363540B2 |
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JPS63290854A |
The present invention provides bifunctional chelating agents comprising a unique substrate reactive moiety incorporated into a carboxymethyl arm of a polyaminopolycarboxylate chelating framework capable of forming stable complexes with m...
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JPS63290858A |
The presence and location of amyloid deposits in an organ or body area of a patient is effected by intravenous administration of novel radioactive iodine-labeled amyloid binding compounds and preferably <1><2><3>I-labeled compounds to th...
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JPS6358836B2 |
A new process is provided for preparing the key carbapenem intermediates of the formula wherein R5 and R6 each independently represent hydrogen or methyl and R1 represents a conventional carboxyl-protecting group.
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JPS63264563A |
NEW MATERIAL:A compound of formula I (R1 is H, lower alkyl, halogenated (lower)alkyl, aryl; R2 is H, hydroxyl; R3 is H; R4 is lower alkyl, amino-(lower) alkyl, carboxy-(lower)alkyl; R5 is H, lower alkyl; R2 and R3 may incorporate to form...
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JPS63238187A |
PURPOSE: To obtain a novel ultrathin film useful as solar battery, photodiode, etc., having excellent photoelectric transfer function and photoconductivity, by accumulating a complex monomolecular film consisting of an amphipathic benzen...
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JPS63238186A |
PURPOSE: To obtain a novel ultrathin film useful as solar battery, photodiode, etc., having excellent photoelectric transfer function and photoconductivity, by accumulating a complex monomolecular film consisting of an amphipathic benzen...
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JPS63233946A |
Process for the preparation of methoxy benzophenone derivatives of the formula I: which comprises reacting an anisole derivative of formula II with a compound of the formula III wherein one of X and Y represents a hydrogen atom and the o...
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JPS6342668B2 |
1. Process for the manufacture of diazonium salt solutions of primary aromatic amines not containing a water-solubilizing group, by diazotization with the aid of an alkali nitrite and an organic acid of medium strength, characterized by ...
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JPS63501720A |
A ring contraction approach is applied to preparation of cyclopentane derivatives, especially 2,2,5,5-tetra-methylcyclopentanecarboxylic acid from cyclohexane compounds. In one aspect, a cyclohexane diazoketone is reacted with an amine (...
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JPS63141952A |
NEW MATERIAL:A compound shown by formula I (X is anionic functional group). USE: Useful as an intermediate for synthesizing a bisazo compound, an organic photoconductor for an electrophotographic sensitized material showing high sensitiv...
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JPS6323824B2 |
1. A method of removing the heat of reaction from continuous exothermic chemical reactions conducted in the liquid phase, which method comprises introducing a fluid which is inert to the reactants and in which reactants and reaction prod...
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JPS6317299B2 |
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JPS6377840A |
A compound having ferroelectric liquid crystal properties of the formula: wherein A is the residue of a liquid crystal material or a liquid crystal compatible material; X is O or S; n is 0 or 1; Y is any inert group which does not cause ...
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JPS6311349B2 |
A 1,3-diaryl triazene, in a solution obtained by the diazotization-coupling of a primary aromatic monoamine with a gas containing NO and NO2, which solution contains the monoamine and up to about 30 percent by weight of the triazene, bas...
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JPS6351366A |
PURPOSE: To obtain a compound useful as a methylesterifying agent keeping effect for a long period by simple operation in high yield, by purifying diazomethane with an ether and dissolving in another ether. CONSTITUTION: p-Toluenesulfony...
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JPS639502B2 |
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JPS633910B2 |
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JPS632253B2 |
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JPS62294646A |
(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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JPS62273941A |
NEW MATERIAL:A triazene derivative of formula I (X is halogen; Y is lower alkyl, lower alkoxyl or OH; R is lower alkynyl). EXAMPLE: 1,1-Dimethyl-3-(3-chloro-4,5-dipropargyloxyphenyl)triazene. USE: An agricultural and horticultural fungic...
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JPS62184062A |
Stable concentrated aqueous solutions of anionic reactive azo dyes in particular are obtained in a comparatively simple manner on using instead of the otherwise customary mineral acids aromatic sulphonic acids with or without acid group-...
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JPS62132848A |
NEW MATERIAL:2,3-Dihydro-2-diazo-3-oxobenzoic acid and its ester or their salts. USE: A mildewcidal agent, a remedy for hog dysentery and anti-bacterial agent. Useful also as synthetic intermediate thereof. PREPARATION: The titled compou...
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JPS6227067B2 |
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JPS6225656B2 |
The present invention provides a pharmaceutical composition for treating ulcerative colitis containing at least one compound of the general formula: (I) wherein X is an -SO2- or -CO- group and R is either an unsubstituted or substituted ...
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JPS6281355A |
1. An ester of a chiral alcohol and a mesogenic carboxylic acid, which is of the general formula (I) see diagramm : EP0217240,P6,F2 in which the symbols have the following meanings : n denotes 0 or 1, R**1 denotes a straight-chain or bra...
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JPS62500872A |
PCT No. PCT/SE85/00453 Sec. 371 Date Jul. 3, 1986 Sec. 102(e) Date Jul. 3, 1986 PCT Filed Nov. 13, 1985 PCT Pub. No. WO86/03195 PCT Pub. Date Jun. 5, 1986.The present invention is concerned with azo compounds having the structure in whic...
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JPS6263575A |
5-alpha-Cumyl-2-(2-hydroxy-3,5-di-tert-butylphenyl)-2H-benzo
triazole and related 2H-benzotriazoles substituted on the benzo ring by at least one aralkyl group such as benzyl, alpha-methylbenzyl or alpha-cumyl exhibit outstanding efficac...
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JPS6210222B2 |
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JPS6154009B2 |
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JPS6150938B2 |
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JPS61233736A |
PURPOSE: To obtain a photopolymerizable compsn. high in sensitivity to rays of light in the visible wavelength region by using a compsn. composed essentially of a photopolymerization initiator compsn. contg. a compd. having at least one ...
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JPS6146499B2 |
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JPS61229853A |
Bis-diazonium salts of the formula (1) …… in which R is a straight-chain or branched alkyl or alkoxyalkyl radical of 3-5 carbon atoms and X<-> is the radical of a strong acid or of a zinc chloride double salt are prepared by diazotis...
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JPS6145982B2 |
Esters and agents including the esters, useful as substrates for esterolytic and/or proteolytic enzymes, said esters being compounds of the general formula: in which R''1, R''2, R''3 and R''4, which may be the same or different, are hydr...
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JPS61212549A |
NEW MATERIAL:A compound shown by the formula I [R is CnH2n+1' or CnH2n+1O (n is 1W4)]. EXAMPLE: 2-Methyl-4'-methoxy-4-(4'-methoxycinnamyloxy)azobenzene. USE: Useful as a stationary phase for a column of gas chromatography, etc. For examp...
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JPS6139936B2 |
An N-[(N-nitrosoalkylamino)methyl]carbamic acid ester of the formula: wherein R1 is lower alkyl or aryl-substituted lower alkyl; and R2 is lower alkyl, which is an excellent diazoalkane generating agent, can be produced by reacting a car...
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JPS61172856A |
NEW MATERIAL:The compound of formula I [Z is group of formula II (R1 is ≥3C alkyl; X is S or O) and T is -OR2 (R2 is 1W6C alkyl), or Z is group of formula III (R3 is ≥3C alkyl) and T is H; Y is acid residue which may form a double sa...
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JPS6133018B2 |
A process for the preparation of 2,2'-azobis(2,4-dimethyl-4-methoxypentanenitrile) in improved yields with improved filtering characteristics, said process comprising reacting 2-amino-2,4-dimethyl-4-methoxypentanenitrile with a metal hyp...
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JPS61152647A |
NEW MATERIAL:The compound of formula (X is nitro, carboxyl or cyano; Y is 7W17C alkyl; Z is H or 7W17C alkyl). EXAMPLE: N-Heptyl-4-[4-nitrophenyl]azobenzeneamine. USE: An organic optical material. It has non-linear optical effect and for...
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JPS61140557A |
Amines which are sparingly soluble in water are diazotised by first preparing a melt or solution of said amines and then precipitating them from the melt or a solution in an organic solvent by adding water, and then diazotising the resul...
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JPS6121942B2 |
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JPS6121507B2 |
Novel nematic liquid crystalline azo-compounds have been found, which are anisotropic over a wide temperature range which includes room temperature.
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