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JPH0355467B2 |
The invention relates to N-phenoxyphenylisothioureas of the formula wherein each R1, R2 and R3 is hydrogen, halogen, C1-C4alkyl, C1-C4alkoxy, trifluoromethyl or nitro, each of R4 and R5 is C2-C4alkyl, R6 is C1-C6alkyl, C3-C6alkenyl or C3...
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JPH03188048A |
NEW MATERIAL: Compounds of formula I [R1, R2 and R5 are each H, alkyl; R3 and R4 are each H, alkyl, aminoalkyl, carboxymethyl, alkoxycarbonylbenzyl, etc.; R6 is alkylene; R7 and R8 are each H, alkyl; B and B' are each phenyl substituted ...
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JPH0351699B2 |
1. Process for obtaining mercapto alcohols of general formula : see diagramm : EP0274934,P8,F1 containing, more especially, up to 24 carbon atoms, and preferably more than 3 carbon atoms, by the reaction of hydrogen sulphide with corresp...
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JPH0347256B2 |
Novel alkane derivatives of the formula (I) or a pharmaceutically acceptable salt thereof, wherein: R1 is hydrogen, C1-C6 alkyl, C3-C8 cycloalkyl, or phenyl; R2 is hydrogen, C1-C6 alkyl, or C2-C6 alkenyl; R3 is hydrogen, C1-C10 alkyl, ph...
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JPH03145447A |
NEW MATERIAL:A compound expressed by formula I[R1 is branched alkyl; X and Y are halogen, NO2, CN, OH, alkyl, alkenyl, alkoxy, alkylthio, aryl, aryloxy, etc.; l is 0-5; m is 0-4; A is O, S(O)n (n is 0-2) or NR2 (R2 is H, alkyl, benzyl, e...
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JPH0331247B2 |
Direct positive silver halide photographic light-sensitive materials are described in which at least one layer of light-sensitive silver halide photographic emulsion layers and other hydrophilic colloid layers applied on a base contains ...
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JPH0328411B2 |
This invention provides a convenient and commercially adaptable process for the preparation of vinylcyclopropane derivatives in high yield. For the process an alkylating agent and activated methylene compound are reacted in the presence ...
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JPH0317830B2 |
A process for the preparation of a benzyl trifluoromethyl sulfide by bringing a benzyl thiocyanate and trifluoromethyl bromide into contact with zinc in a polar aprotic solvent or a pyridine. The invention also relates to a process for t...
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JPH0344357A |
NEW MATERIAL:A sesquiterpene expressed by formula I (R is =C=S, formula II or formula III). USE: An antimicrobial agent. PREPARATION: For example, a kind of Demospongiae collected in a sea area of Okinawa is homogenized by grinding and s...
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JPH038336B2 |
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JPH03381B2 |
1. A process for the preparation of iodomethyl thiocyanate, wherein chloro- or bromomethyl thiocyanate is reacted with an inorganic iodide in an organic solvent at a temperature of from 10 to 100 degrees C.
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JPH02289528A |
NEW MATERIAL: A compd. represented by formula (p, q, r, s, t and u are each 0 or 1, p+q+r+s is 1-3, t+u is 1 or 2; R1 is R, RO, RCOO, PCOOC, halogen, CN, CF3, SCN or H; R2 is R; R3 is F, Cl, OH, a group represented by formula II, etc.; R...
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JPH0251554B2 |
Compounds of formula (I): in which: R represents a methyl, alcoxy or thioalkyl group; R min represents a cyclohexyl or 3,4,5-trimethoxy-phenyl group, with the proviso that when R represents a methyl group, R min is different from a cyclo...
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JPH02503678A |
The invention relates to liquid crystalline compounds of formula (I), wherein R<1>, R<2> and n have the meanings indicated in Patent Claim 1, and to liquid crystalline mixtures with at least two liquid crystalline compounds characterized...
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JPH02218644A |
NEW MATERIAL: A compd. represented by formula I {A is H, 1-12C alkyl, -O- 1-12C alkyl, -CO- 1-12C alkyl, -C(O)O- 1-12C alkyl, -CH, -NCS or -NO2 and B is a group represented by formula (R=A), a group represented by formula III [X is -N=N-...
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JPH0236582B2 |
A new class of polymeric or polymerizable aromatic-aliphatic ketones, the preferred of which are: 2-hydroxy-2-methyl(4-vinylpropiophenone), 2-hydroxy-2-methyl-p(1-methylvinyl)propiophenone, p-vinylbenzoylcyclohexanol, p-(1-methylvinyl)be...
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JPH0229658B2 |
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JPH02152956A |
PURPOSE: To provide a chelate forming compd. having a first region where a complex of a radioactive nuclide metal is formed and a second region where a chelate of the metal is formed and capable of efficiently forming a chelate under a m...
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JPH02152922A |
PURPOSE: To control parasite on human and animal by bringing parasite into contact with a specific N'-substituted N,N'-disubstituted hydrazine. CONSTITUTION: The parasite is brought into contact with the compound expressed by the formula...
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JPH02124864A |
NEW MATERIAL: A compound of formula I [wherein R1 and R2 are each a lower alkyl; R3 is Hm carboxyl or sulfo; R4 is carboxyl or sulfo; G is a (substituted) 1,4-phenylene or (substituted) 1,4-naphthylene; R5 and R6 may be combined with eac...
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JPH02101066A |
NEW MATERIAL: A compd. represented by formula I [wherein Het is groups represented by formula II-VI (wherein X1 and X2 are each O or S; R6 and R7 are each H, alkyl, alkenyl or alkynyl; R8 is H, alkyl, alkenyl, alkoxyalkyl); R1 is H or ha...
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JPH0288542A |
NEW MATERIAL: A compd. represented by formula I [wherein R, R', R" and R"' are each H, F, Cl, a group represented by formula II (n is 1-12), a group represented by formula III or the like; Z is a single bond, -COO-, -OOC-, -N=N-, -CH=OH-...
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JPH027944B2 |
A process for the preparation of N,O-disubstituted urethanes. Urea or polyurets, primary amines and alcohols are reacted at 120 DEG -350 DEG C. in the presence of N-substituted urethanes and/or N-mono- or N,N'-disubstituted ureas or poly...
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JPH0225440A |
NEW MATERIAL: Compd. of formula (wherein Z1 is CH2CH2CH2O or OCH2CH2 CH2; R1 is R3 or R3-A4-Z3; R2 is R4 or R4-A5-Z4; Z2-Z4 are each Z1, a single covalent bonding, CH2-CH2, CH2O, OCH2, COO or OOC; A1-A5 are each 1,4- phenylene, trans-1,4...
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JPH022879B2 |
Compounds of formula (I) (I) in which n is 1 or 2, R1 is C1-4 alkyl, C1-4 alkoxy, nitro, amino, halo or hydroxy, m is 0, 1 or 2, R2 is an immunogenic determinant and x is 1 or 2, provided that when n is 1, x is 1 or 2 and there is one di...
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JPH026423A |
NEW MATERIAL: A compd. represented by formula I [wherein R1 is H, a halogen, CN or CF3, R2, R4 and R5 are H or a halogen, R3 is a halogen, CN, CF3, trifluoromethoxy or trifluoromethylsulfonyl, X is a halogen, Y is a halogen, CN, azido, t...
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JPH023672A |
NEW MATERIAL:2,6-Diethylaniline derivatives expressed by the formula (R is cyano or methyl). EXAMPLE: 2,6-Diethyl-4-thiocyanatoaniline. USE: Useful as an intermediate for producing medicines, agricultural chemicals, etc., especially an i...
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JPH021441A |
NEW MATERIAL: Compd. of formula I [wherein X is O, S and NOR1 (wherein R1 is H, an alkyl, an alkenyl, an acyl, etc.); R is H, a halogen, CN, SCN, NO2, CN, an alkyl, a phenyl, etc.; R2 is H, an alkyl or S-CCl3; R3 and R5 are each NO2, a h...
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JPH01503713A |
Thiosulphinic acid derivatives, drugs containing these compounds, and their medicinal use. It has been discovered that thiosulphinic acid derivatives possess excellent anti-inflammatory properties. These compounds are particularly advant...
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JPH0153262B2 |
4-substituted 3,3-dimethyl-butan-2-ones of the formula in which R represents cyano or the grouping -X-R1, wherein R1 represents n-alkyl with 1 to 4 carbon atoms, isopropyl, isobutyl, sec.-butyl, alkenyl with 3 to 4 carbon atoms, alkynyl ...
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JPH01503145A |
The invention relates to an electro-optical liquid crystal display element containing a dielectric with at least two liquid-crystalline components, wherein the dielectric, for shortening the switching times, contains at least one fluorin...
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JPH0149262B2 |
Process for the preparation of phenoxybenzoic acid derivatives containing a sulphonamide group, by reacting an appropriate phenoxy benzoic acid halide with a sulphonamide in the absence of an acid acceptor and with elimination of hydroha...
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JPH01502823A |
PCT No. PCT/DE88/00136 Sec. 371 Date Nov. 25, 1988 Sec. 102(e) Date Nov. 25, 1988 PCT Filed Mar. 10, 1988 PCT Pub. No. WO88/07523 PCT Pub. Date Oct. 6, 1988.Ethyne derivatives of the formula I R1-(A1-Z1)m-A3-C 3BOND C-A4-(Z2-A2)n-R2 I wh...
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JPH01502831A |
PCT No. PCT/DE88/00136 Sec. 371 Date Nov. 25, 1988 Sec. 102(e) Date Nov. 25, 1988 PCT Filed Mar. 10, 1988 PCT Pub. No. WO88/07523 PCT Pub. Date Oct. 6, 1988.Ethyne derivatives of the formula I R1-(A1-Z1)m-A3-C 3BOND C-A4-(Z2-A2)n-R2 I wh...
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JPH01502587A |
This invention comprises a process for the production of unsymmetrical olefins from prochiral symmetrical ketones by addition of lithiosulfoximine from n-butyllithium and N-substituted S-methyl-S-phenyl-sulfoximine derivatives and then r...
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JPH01172371A |
PURPOSE:To obtain the title compounds useful as a raw material for various medicines, agricultural chemicals, etc., in good yield from a low toxic raw material, by introducing a halogenated hydrocarbon into a solution of a thiocyanate in...
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JPH01168658A |
(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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JPH01163167A |
(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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JPH01160974A |
NEW MATERIAL: 1-Aryl furazanyl-3-(2-alkyl-4-halogeno alkoxy-phenyl)-(thio) urea expressed by formula I [Q is O or S; R1 is H, halogen, alkyl, alkoxy, halogeno alkoxy, alkylthio or halogeno alkylthio; R2 is H, halogen, alkyl or alkoxy, R1...
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JPH01160924A |
Naphthylacetylenes of the formula I R1-(A1-Z1)m-A2-C 3BOND C-A3-(Z2-A4)n-R2 I in which R1, A1, Z1, m, A2, A3, Z2, A4, n and R2 have the meanings described herein, are suitable as components of liquid crystal phases.
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JPH01135745A |
NEW MATERIAL:A compound expressed by formula I (R1 and R2 are straight- chain or branched 1-18C alkyl, optically active alkyl halide, alkoxyalkyl, cyano or isothiocyanate; a, b and c are 0, 1 or 2; a+b+c is >=2; A is single bond, -O-, -C...
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JPH01131148A |
NEW MATERIAL:A compound shown by formula I (R1 is Cl or F; R2 and R3 are F or H; at least one of R4, R5 and R6 is trifluoromethyl and the residue is Cl, F or H; X is O or S). EXAMPLE: N-2,6-Difluorobenzoyl-N'-3,5-dichloro-4-[3,5-(bistrif...
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JPH01131147A |
NEW MATERIAL:A compound shown by formula I (R1 is F or H; R2 is Cl or H; R3 is F, Br or lower haloalkyl; X and Y are O or S). EXAMPLE: N-2,6-Difluorobenzoyl-N'-3,5-dichloro-4-[4-(trifluoromethoxy
) anilino]phenylurea. USE: An insecticide...
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JPH01128959A |
Ortho-substituted benzyl carboxylates of the formula I where R1 is alkoxy, alkylthio, halogen or amino, R2 is alkoxycarbonyl, cyano or CONH2, R3 l is hydrogen, halogen, cyano, aryl, aryloxy, a saturated or unsaturated heterocyclic radica...
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JPH0124789B2 |
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JPH01106859A |
NEW MATERIAL: A liq. crystalline compd. having a bicyclo[2,2,2]octane ring and a phenylisothiocyanato group represented by formula I [where R is a ≤15C alkyl or alkenyl; Z is a single bond, COO, OOC, CH2O, OCH2 or C≡C; the ring A is ...
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JPS6483062A |
NEW MATERIAL: The compd. of the formula I (R1, R2 are H, hydrocarbon group or substd. hydrocarbon group or R1 and R2 form one cyclic structure together with C to which they are bonded; X is Br, Cl, I Y1 and Y2 are identically or differen...
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JPS6468345A |
NEW MATERIAL: A compound of formula I [R1 is (substituted)alkyl, (substituted) cycloalkyl, cycloalkyl-alkyl, R2 and R3 are each alkyl, cycloalkyl, cycloalkenyl; R4 and R5 are each H or alkyl; R6 is halogen, (halo)alkyl, (halo)alkoxy, or ...
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JPS6456613A |
NEW MATERIAL: A compound of formula I (R<1> and R<2> are a 4-10C tertiary alkyl; R<3> is a 1-6C alkyl; X, Y and Z are each H, OH, a 1-4C alkoxy with the proviso that at least one of them is except H; (m) is 0 or 1) or its salt. EXAMPLE: ...
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JPS6426552A |
NEW MATERIAL:A compound shown by formula I (R is 1W10C alkyl). USE: An electro-optical display material. A nematic liquid crystal compound having low temperature dependence of threshold voltage and anisotropy of positive dielectric const...
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