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JPS6144845A |
Liquid crystal phases containing at least one optically active compound of the formula I R1-X1-CHRo(CH2)pX2-R2 I wherein X1 and X2 independently of one another are each -CO-O- or -O-CO-, one of X1 and X2 may also be -O-, R1 and R2 indepe...
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JPS617185B2 |
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JPS6130561A |
NEW MATERIAL:The compound of formula I (R is alkyl; * is asymmetric C). EXAMPLE: S-(+)-4-(β-methylbutyloxy)-4'-butylazoxybenzene. USE: A ferroelectric liquid crystal composition useful as a liquid crystal display element and a liquid cr...
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JPS6122047A |
NEW MATERIAL:The benzoic acid derivative of formula I (R1 and R2 are H, lower or medium alkyl or together form a 5W6-membered cycloalkyl, at least one of R1 and R2 is not H; R3 is OH, lower alkoxy or -NR4R5; R4 and R5 are H or lower alyl...
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JPS6115694A |
PURPOSE: In the titled novel antibiotic, to prepare an antibiotic effective against Gram-positive and Gram-negative bacteria, by cultivating a bacterium belonging to the genus Streptomyces, capable of producing nitracidomycins A and B. C...
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JPS6055060B2 |
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JPS6054302B2 |
9,10-Dihydro-9,10-methanoanthracene N-oxide derivatives represented by the formula: wherein A represents a straight or branched C1-C6 alkylene; R1 and R2 each represents C1-C4 alkyl or phenyl-C1-C4 alkyl, or represents the group and X re...
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JPS60158159A |
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JPS6032613B2 |
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JPS60120848A |
PURPOSE: To obtain the the titled compound useful as a compounding agent for detergents in a short time in high conversion, by reacting a branched chain tertiary amine with an excess amount of hydrogen peroxide, reacting a straight- chai...
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JPS60500957A |
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JPS6084259A |
Water-soluble ethoxylated amine oxides having clay soil removal/anti-redeposition properties are disclosed herein. These amine oxides are selected from ethoxylated monoamine oxides, ethoxylated diamine oxides, ethoxylated polyamine oxide...
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JPS6032757A |
PURPOSE: To provide a mixture of trans-4,4'-n-dialkylazoxybenzene isomers, having broad nematic liquid crystal temperature range, and useful as a matrix-driving twisting nematic liquid crystal display. CONSTITUTION: A mixture of the tran...
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JPS6013747A |
NEW MATERIAL:The compound of formula I (R1 and R2 are 1W10C straight- chain alkyl provided that R1≠R2). EXAMPLE: trans-4-Ethyl-4'-propyl-ONN-azoxybenzene. USE: A liquid crystal composition suitable for forming a matrix-driving twisted ...
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JPS606651A |
NEW MATERIAL:The compound of formula I (R is H, Na, K or ammonium) and its salt. USE: An agricultural chemical useful for the control of soft rot of apple. PREPARATION: The compound of formula I can be prepared by culturing the Micromono...
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JPS5950646B1 |
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JPS5949224B2 |
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JPS59186951A |
PURPOSE: To prepare the titled compound useful as a polymerization initiator, easily in high yield, without necessitating hardly synthesizable and expensive silver hyponitrite, by oxidizing a di-tert-butoxysulfamide with a halogen-contai...
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JPS59172449A |
NEW MATERIAL:A trans-4,4-dialkyl-ONN-azoxybenzene shown by the formula I (R1 and R2 are 1W10C n-alkyl; with the proviso that R1≠R2). EXAMPLE: Trans-4-n-hexyl-4'-n-pentyl-ONN-azoxybenzene. USE: An element constituting liquid crystal dis...
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JPS59167558A |
PURPOSE: To concentrate an aqueous solution of an amine oxide useful as a raw material for cleaning agent such as shampoo, detergent for kitchen, etc., by adding an alkali metal salt or alkaline earth metal salt to an aqueous solution of...
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JPS5938928B2 |
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JPS59164762A |
PURPOSE: To obtain nitron useful as an important intermediate in organic syntheses by one stage in high yield, by reacting a secondary amine with a peroxide in the presence of a catalyst of metal complex. CONSTITUTION: A compound shown b...
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JPS59152366A |
NEW MATERIAL:The compound of formula I [R1 is H, lower alkyl or lower alkoxyphenyl; R2 and R6 are H or lower alkyl; R3 and R5 are H or together form a single bond; R4 is lower alkyl; R7 is H, hydroxyiminomethyl, cyano, etc.; R10 is H or ...
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JPS59144734A |
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JPS5930754B2 |
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JPS5929584B2 |
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JPS5929072B2 |
N,N-difluoroamines are prepared by fluorination of compounds containing a >C=N- bond using molecular fluorine or a hypofluorite in which the fluoroxy group is bonded to an inert electron attracting group, such hypofluorites including flu...
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JPS59118758A |
Stable pharmaceutical preparations comprising amitriptylin oxide dihydrate as an active substance and an organic acid from the group of hydroxy carboxylic acids, ketocarboxylic acids or amino acids as a stabilizer besides conventional ph...
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JPS5973546A |
For the Contracting States : BE, CH, DE, FR, GB, IT, LI, LU, NL, SE 1. A compound of the general formula I see diagramm : EP0102929,P33,F1 Wherein each of R1 and R2 independently of the other represents hydrogen or lower alkyl ; or R1 an...
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JPS5973555A |
NEW MATERIAL:An ester-azoxy compound shown by the formula I (R and R' are 1W8C straight-chain alkyl). EXAMPLE: p-(Trans-4-pentylcyclohexylcarbonyloxy)-p'-pentylazoxy-benze
ne. USE: A liquid crystal composition for liquid crystal display ...
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JPS599547B2 |
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JPS598393B2 |
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JPS58219154A |
NEW MATERIAL:The compound of formula I (R1 and R2 are 3W11C hydrocarbon group). EXAMPLE: The compound of formula II. USE: A liquid crystal compound having broad mesomorphic range and wide application range, and applicable even to a devic...
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JPS58201759A |
Betaine-amine oxides of the formula in which R denotes alkyl, alkenyl or hydroxyalkyl, each of which has 8-22 carbon atoms, R1 denotes hydrogen or methyl, R2 denotes ethylene, propylene or 2-hydroxypropylene, R3, R4 and R5 can be identic...
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JPS58201757A |
NEW MATERIAL:The compound of formula I , formula II and formula Z-(N=N- Ph-R)2 [Ph is o-, m- or p-phenylene; Z is Ph or group of formula III (Y is -O-, -S- or CH2); R is alkyl or alkoxy]. USE: It has high freedom to obtain an asymmetric ...
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JPS58198444A |
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JPS5843391B2 |
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JPS58150547A |
Derivatives having the general formula: (I) in which the various radicals A,B,X,R1, R2, R3 and n have indicated definitions. These compounds have in particular enkephalinase-inhibiting, antalgic, antidepressive, antidiarrhea and hypotens...
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JPS5892650A |
Bis-betaine-amine oxides of the formula (I) in which R is a saturated or an olefinically unsaturated hydrocarbon radical having 1 to 3 double bonds and 8 to 22 carbon atoms, n1 and n2 each is an integer of from 2 to 3, n1 and n2 optional...
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JPS5892651A |
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JPS5888348A |
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JPS5846053A |
An improved process for preparation of arylisocyanide dichloride by chlorinating N-arylformamide in the presence of thionyl chloride wherein the improvement comprises preparing the N-arylformamide by formylation of an arylamine having 6 ...
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JPS5832855A |
NEW MATERIAL:A compound shown by the formulaI(R is H, or alkyl; the ring A is phenyl which may have 1W3 substituent groups selected from alkyl, alkoxy, nitro, and halogen). EXAMPLE: α-Isocyanoacetic acid 4-methylanilide. USE: A fungicid...
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JPS584708B2 |
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JPS581107B2 |
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JPS581110B2 |
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JPS57209261A |
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JPS57197251A |
PURPOSE: To make possible the wide application of the titled compounds useful as liquid crystal materials, etc. and obtain the titled compounds by the easy synthetic method industrially and advantageously, by reacting an aryliminodimagne...
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JPS5756495B2 |
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JPS5756496B2 |
A compsn. to be foamed comprises an expandable polymer compsn. contg. (a) an oligomer of formula: H-(NH-NH-CO-O-A-O-CO)-nX (where n is 1-100; X is Cl, Br or I; A is 2-6C alkylene, 6-12C arylene, 4-12C oxydialkylene, 12-20C oxydiarylene, ...
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