Matches 101 - 150 out of 187 < 1 2 3 4 >
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5475137 M-phenylenediamine derivatives  
An electrophotographic photoconductor is composed of an electroconductive substrate and a photoconductive layer formed thereon including a m-phenylenediamine derivative of formula (I): ##STR1##...
5463051 Process for preparing benzazepine intermediates for the synthesis of D1 antagonists  
Disclosed are a process and intermediates of the formulae ##STR1## wherein X - is halide, BF 4 - , R 3 SO 3 - , wherein R 3 is C 1 -C 6 alkyl, CF 3 , C 1 -C 6 alkylphenyl or phenyl, and Q...
5459275 Pyrenylamine derivatives  
An electrophotographic photoconductor comprises an electroconductive substrate and a photoconductive layer formed thereon comprising as an effective component at least one pyrenylamine derivative...
5457232 Pyrenylamine derivatives having unsaturated bond  
A pyrenylamine derivative having an unsaturated bond of formula (I), which can be employed as an organic photoconductive material for use in electrophotography: ##STR1## wherein R 1 , R 2 , R 3 , R...
5457133 R-enantiomers of N-propargyl-aminoindan compounds, their preparation and pharmaceutical compositions containing them  
R(+)-N-propargyl-1-aminoindan, its preparation and use and pharmaceutical compositions containing it. The novel compound was found to be useful for the treatment of human patients for Parkinson's...
5453446 Use of the R-enantiomers of N-propargyl 1-aminoindan compounds for treating Parkinson's disease.  
R(+)-N-p-opargyl-1-aminoindan, its preparation and use and pharmaceutical compositions containing it. The novel compound was found to be useful for the treatment of human patients for Parkinson's...
5420351 Aromatic diamine compounds  
An aromatic diamine compound represented by formula (1): ##STR1## wherein R 1 and R 2 , which may be the same or different, are each a hydrogen atom or a lower alkyl group; and an aromatic diamine...
5403950 Dipyrenylamine derivatives useful in electrophotographic photoconductors  
An electrophotographic photoconductor is composed of an electroconductive substrate and a photoconductive layer formed thereon, the photoconductive layer includes a dipyrenylamine derivative of...
5395846 Amino Bi- and tri-carbocyclic aklane bis-aryl squalene synthase inhibitors  
This invention relates to a class of novel amino bi- and tri-carbocyclic alkane compounds having bis-aryl substitution which exhibit squalene synthase inhibition properties. The bi- and...
5387612 Use of the R-enantiomers of N-propargyl-1-aminoindan compounds for treating Parkinson's disease  
R(+)-N-propargyl-1-aminoindan, its preparation and use and pharmaceutical compositions containing it. The novel compound was found to be useful for the treatment of human patients for Parkinson's...
5367051 Amine-containing polymerizable monomers and polymers functionalized with fullerenes to provide polymers with high temperature stability  
Fullerene-functionalized amine-containing polymers and polymerizable monomers are disclosed characterized by high temperature stability, i.e., capable of withstanding a temperature of at least...
5344985 Aldehyde intermediates for the preparation of pyrenylamine derivatives having unsaturated bond  
A pyrenylamine derivative having an unsaturated bond of formula (I), which can be employed as an organic photoconductive material for use in electrophotography: ##STR1## wherein R 1 , R 2 , R 3 , R...
5322962 Aromatic diamine intermediates useful in the preparation of polyimide  
Disclosed are a novel aromatic diamine; a polymide comprising 1,3-bis(3-aminobenzoyl)benzene or 4,4'-bis(3-aminobenzoyl)biphenyl as a diamine component and having recurring structural units...
5294732 Polysubstituted fullerenes and their preparation  
The present invention is directed to polysubstituted fullerene moieties having a plurality of substituents thereon wherein the substituents are selected from the group consisting of hydroxy in...
5250733 Benzylideneindene compounds and electrophotographic photoconductor using the same  
Benzylideneindene compounds, which are useful not only as the photoconductive material for electrophotography, but also as a charge transporting material employed in a function-separating type...
5248699 Sertraline polymorph  
This invention relates to a novel crystalline polymorphic form of sertraline hydrochloride, (1S-cis)-4-(3,4-dichlorophenyl)-1,2,3,4 -tetrahydro-N-methyl-1-naphthalenamine hydrochloride, and to a...
5248686 Substituted cyclic amines and pharmaceutical composition containing them  
The invention relates to substituted arylamines and heteroarylamines, their preparation process and the pharmaceutical composition containing them. Said substituted amine is in accordance with the...
5233090 [2,2]paracyclophane compounds for use in electrophotographic photoconductors  
[2,2]paracyclophane compounds having formula (I): ##STR1## wherein R 1 and R 2 independently represent an alkyl group having 1 to 4 carbon atoms, which may have a substituent, or an aryl group...
5228898 Substituted bicycloheptandione derivatives  
This invention relates to substituted bicycloheptadione derivatives with high herbicidal activity which are represented by general formula (I) ##STR1## (where R 1 is a lower alkyl group, a phenyl...
5225595 Arylsulfonyl compounds with unsaturated radicals  
Sulfonyl compounds of the formula ##STR1## where Ar is the radical of a benzene or naphthalene ring, R 1 and R 2 are each hydrogen, substituted or unsubstituted C 1 -C 4 -alkyl, substituted...
5198134 Substituted naphthalenediamine stabilizers  
N-Allyl and N-methylene-thio substituted naphthalene-1,8- or -1,5-diamine compounds are very effective antioxidant stabilizers for organic material subject to oxidative or thermal degradation,...
5196583 Propargyl amino compounds  
The invention provides a novel class of propargyl compounds represented by the formula: ##STR1## wherein R is an C 1 -C 20 alkyl group, C 1 -C 20 alkylene group, C 1 -C 20 alkylene group...
5177248 Process of forming polysubstituted fullerenes  
The present invention is directed toward the preparation of novel polysubstituted fullerenes. The method of forming polysubstituted fullerenes comprises contacting a fullerene with an electrophilic...
5153228 9-amino-2-phenylbicyclo[3.3.1]nonanes and 9-amino-2-phenylbicyclo[3.3.1]non-2-enes and drugs containing them  
9-Amino-2-phenylbicyclo-[3.3.1]nonanes and 9-amino-2-phenylbicyclo[3.3.1]non-2-enes of the formula I ##STR1## where R 1 and R 2 are identical or different and each is hydrogen, halogen, alkyl,...
5132313 Non-competitive NMDA receptor antagonists and methods for their use  
The present invention relates to novel NMDA receptor antagonists and methods for their use. The present invention also provided pharmaceutical compositions comprising such NMDA receptor antagonists.
5124483 Ortho-alkylation of aromatic amines  
Aromatic diamines, such as toluenediamine, are alkylated in the ortho position by heating the diamine in the presence of an aluminum alloy, aluminium chloride and, optionally, zinc, and then...
5082970 Process for recycling amine isomer  
A novel process for converting trans-isomeric N-methyl-4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-1-naphtha leneamine to cis-isomeric...
5068435 Ortho-alkylated aromatic amines via gamma alumina catalyst  
This invention relates to a process for producing ring alkylated aromatic amines. In the process an aromatic amine is reacted with an olefin using gamma alumina as a catalyst. Under the conditions...
5047590 Dinitro compounds, diamino compounds and triamine compounds and preparation methods thereof  
Compounds having formula (I), which are useful as starting or intermediate materials for preparing organic photoconductive materials, or as organic photoconductive materials: ##STR1## wherein R 1 ...
4999441 Tetrakis(dialkylamino)aromatics and their charge transfer complexes  
Tetrakis(dialkylamino)aromatics Ia to Ic ##STR1## where the radicals A may be identical or different and are n-C 1 -C 6 -alkyl and the radicals R may be identical or different and are hydrogen or...
4996316 Process for the preparation of tertiary N, N-dimethylamines  
A process for the preparation of tertiary N,N-dimethylamines by the reaction of primary amines, formaldehyde, and hydrogen under pressure and at elevated temperature in the presence of a...
4992563 Benzopyran intermediates for use in manufacturing thromboxane A.sub.2 antagonists  
This invention relates to several intermediates useful in preparing thromboxane A 2 inhibiting (±)7-[3α-[1-[[(phenylamino)-thioxomethyl]hydrazono]ethyl]- 1.alpha .,...
4978789 Process for production of alkenyl substituted aromatic compound  
A process for producing an alkenyl substituted aromatic compound having the general formula (I): ##STR1## wherein Ar represents an aromatic ring, R 1 represents an alkenyl group having 2 to 8...
4978386 Herbicidal 2-(substituted-phenyl)-3-amino-2-cyclopentenone derivatives  
2-(3-substituted phenyl)-3-amino-2-cyclopentenone derivatives. The compounds generally exhibit both pre-emergence and post-emergence phytotoxicity and are useful as herbicides and also at low...
4906662 Phenol derivatives, their preparation and the use thereof  
Disclosed are phenol derivatives of the formula ##STR1## wherein R 1 is a substituted phenyl group, R 2 and R 3 are C 1 -C 6 alkyl group and of the formula ##STR2## wherein R 8 , R 9 and R 10...
4880802 Substituted basic 2-aminotetralin useful as cardiotonic agents  
For treatment of disorders of the central nervous system, the cardiovascular system or the intestinal tract, the new substituted basic 2-aminotetralins of the formula ##STR1## in which R 1 ...
4873241 2-amino-N-(2-phenylindan-2-yl)acetamides useful as anti-epileptics  
2-Amino-N-(2-phenylindan-2-yl)acetamides of the following formula are provided ##STR1## wherein, a=0 to 3, R 1 , R 2 and R 3 are independently selected from hydrogen and methyl, R 4 is...
4866208 Meta-phenylene diamine derivatives  
Novel meta phenylenediamines are provided having one or two particular benzyl radicals as substituents along with other optional substituents on the aromatic diamine ring and optionally...
4835224 Process for the preparation of polyamines and their use for the production of polyurethanes  
Polyamines are produced by hydrolyzing an isocyanate compound in the presence of at least one of a selected group of catalysts and a water miscible polar organic solvent in substantially...
4806687 Catalytic hydrodesulfurization of ortho-aminobenzylsulfides  
Ortho-alkylanilines are prepared by catalytic hydrodesulfurization of ortho-aminobenzyl sulfides using a cobalt-molybdenum oxide catalyst. For example, 2-methyl-6-trifluoromethylaniline is prepared...
4792623 Meta-phenylene-diamines  
Novel meta phenylenediamines are provided having one or two particular benzyl radicals as substituents along with other optional substituents on the aromatic diamine ring and optionally...
4782184 Method for making ethynylated aromatic compounds  
A method is disclosed for making amino-substituted ethynlated biphenyl compounds, which includes selectively nitrating symmetrically substituted biphenyl compounds, reacting the resulting...
4707497 Phenylethanolaminotetralines, a process for their preparation and pharmaceutical compositions containing them  
A novel phenylethanolaminotetraline having lipolytic activity of formula ##STR1## wherin X represents hydrogen, halogen, a trifluoromethyl or a lower alkyl group and R represents hydrogen, a lower...
4658064 P-formyl-N,N-dipolyoxyalkylenesubstitutedaniline  
A compound is provided of the formula: ##STR1## wherein R 1 is selected from alkyl, halide, or alkoxy; R 2 is selected from H or alkyl; Y is a number of from 2 to about 200; and Z is selected...
4602032 Dibenz[cd,f]indole derivatives, their preparation and pharmaceutical compositions containing them  
A 2-alkyl-9,10-dioxy-4,5,5a,6-tetrahydro-dibenz[cd,f]indole or an acid addition salt thereof is a useful anti-parkinson agent.
4556676 Antidepressant derivatives of trans-4-phenyl-1,2,3,4-tetrahydro-1-naphthalenamine  
Novel trans-isomeric derivatives of 4-phenyl-1,2,3,4-tetrahydro-1-naphthalenamine are useful as antidepressant agents. These novel compounds act to block the synaptosomal uptake of norepinephrine...
4536518 Antidepressant derivatives of cis-4-phenyl-1,2,3,4-tetrahydro-1-naphthalenamine  
Novel cis-isomeric derivatives of 4-phenyl-1,2,3,4-tetrahydro-1-naphthalenamine are useful as antidepressant agents. These novel compounds act to block the synaptosomal uptake of serotonin...
4477668 Process for 5-methyl-10,11-dihydro-5H-dibenzo[a,d]-cyclohepten-5,10-imine  
(+)-5-Methyl-10,11-dihydro-5H-dibenzo[a,d]-cyclohepten-5,10- imine, and its pharmaceutically acceptable salts is useful as an anxiolytic, antidepressant, anticonvulsant, muscle relaxant and in the...
4454347 Process for purification and isolation of diaminophenylindane  
Crystalline 5(6)-amino-1-(4-aminophenyl)-1,3,3-trimethylindane is made by crystallizing the diamino reaction mass from a toluene/heptane solution. The material has been previously purified through...
4436936 Alkylation and aralkylation of aromatic amines  
Compounds having the formula I ##STR1## as well as salts or metal salt complexes thereof, in which formula I n, R 1 , R 2 and Z have the meanings given in claim 1, can be prepared under mild...
Matches 101 - 150 out of 187 < 1 2 3 4 >