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7034110 |
Method of identifying chemical compounds having selected properties for a particular application
A method for obtaining compounds having selected properties for a particular application by forming base modules having at least two structural diversity elements from the reaction of a first...
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6653307 |
1-aryl-4-oxo-1,4-dihydro-3-quinolinecarboxamides as antiviral agents
The present invention provides compounds of formula I which are useful as antiviral agents, in particular, as agents against viruses of the herpes family.
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6566520 |
Support for synthesis and purification of compounds
A method for the preparation and purification of compounds using a novel support, a tetrabenzo [a, c, g, i]-fluorene group (Tbf) comprising reacting a building block (A) containing a Tbf group...
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5436243 |
Aminoanthraquinone derivatives to combat multidrug resistance
Potentiating agents inhibit the development of multidrug resistance, reduce drug-resistance in drug-resistant tumors, or sensitize tumors to antineoplastic drugs, thereby potentiating the effect of...
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5174913 |
Polybasic acid esters as oil field corrosion inhibitors
A corrosion inhibitor with excellent film forming and film persistency characteristics may be produced by first reacting in a condensation reaction a polybasic acid with a polyalcohol to form a...
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4950756 |
Preparation of 1-nitroanthraquinone-2-carboxylic acid
1-Nitroanthraquinone-2-carboxylic acid of the formula I ##STR1## is prepared by treating novel 2-substituted 1-nitroanthraquinones of the general formula II ##STR2## where R is --CHCH--R 1 or...
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4894451 |
Unsymmetrical 1,4-bis(aminoalkylamino)-anthracene-9, 10-diones and derivatives
The disclosure describes unsymmetrical 1,4-bis-(aminoalkylamino)-anthracene-9,10-diones useful in the treatment of neoplasms. Also described is a process of preparing same starting from...
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4782092 |
5,8-dichloro-4-hydroxy-1-[(aminoalkyl) amino]-9,10-anthracenediones, pharmaceutical compositions and use
Chemical compounds are provided that are novel 5,8-dichloro-4-hydroxy-1-[(aminoalkyl)amino]-9,10-anthracene
diones (I), as well as a method for their production, pharmaceutical compositions...
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4517183 |
N-Substituted aziridine-2-carboxylic acid derivatives
The present invention provides pharmaceutical compositions containing N-substituted aziridine-2-carboxylic acid derivatives of the general formula: ##STR1## wherein X is a carboxyl, a cyano, an...
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3980677 |
Anthraquinone dyestuffs containing sulphonic acid groups
Dyestuffs which contain sulphonic acid groups and correspond to the formula ##SPC1## In which R 1 and R 2 denote lower alkyl radicals with 1 - 3 carbon atoms, which may be substituted; A means an...
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3915999 |
Blue anthraquinoid acid dyes
Anthraquinoid acid dyes of the formula ##EQU1## IN WHICH ALK IS A LINEAR OR BRANCHED ALKYLENE OF 1 TO 3 CARBON ATOMS, R 1 and R 2 are hydrogen or alkyl of 1 to 12 carbon atoms or cycloalkyl of 5...
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3904660 |
Cationic anthraquinone dyes
Cationic dyes, exhibiting excellent resistance to ozone fading when incorporated into a fiber, having the formula ##SPC1## Wherein R is H or OH, R 1 is H, lower alkyl, phenyl or ##SPC2## R 2 is...
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3900472 |
Anthraquinone dyes containing a 2-aryloxy alkoxy carbamate moiety, their intermediates, and a process for their preparation
New dyestuff compounds having the structure ##SPC1## In which A is a monocyclic, bicyclic or tricyclic aryl radical; B is halogen, lower alkyl, lower alkylmercapto, amino, lower alkylamino,...
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3894060 |
Anthraquinone compounds
New anthraquinone compounds of the formulae ##SPC1## And ##SPC2## In which X 1 denotes a hydroxyl or amino group, X 2 denotes a hydroxyl, amino, alkylamino, cycloalkylamino, arylamino, acylamino,...
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3892776 |
N-oxides of bis-basic tricyclic ethers
Novel N-oxide derivatives of bis-basic tricyclic ethers, their preparation and use for the prevention and inhibition of virus infections.
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3873538 |
AMINO-9,10-DIHYDRO-9,10-DIOXO-2-ANTHROIC ACIDS
Anthraquinone derivatives of the general formula I : ##SPC1## and pharmaceutically acceptable salts and esters thereof, Wherein R 1 represents a halogen atom, a hydroxyl group or a group --OR 2 ,...
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3862944 |
Certain pyrimidine-containing dyestuffs
New dyes of the formula: ##SPC1## In which two of the groups X are hydroxyl and the third X is unsubstituted or substituted alkylamino, unsubstituted or substituted phenylamino, phenylthio,...
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3862967 |
TETRA-α-SUBSTITUTED ANTHRAQUINONE DERIVATIVES
Anthraquinone dyestuffs of the formula: ##SPC1## Wherein X is hydroxyl or amino; Y is hydrogen, chlorine or bromine; R is chlorine, amino, acid amide radical, or mercapto; and R 1 is an amino...
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3859283 |
1 AMINO-4-(4,5 DIALKYL-3-SULFAMOYL-PHENYLAMINO) ANTHRAQUINONE-2-SULFONIC ACIDS
A process for producing 1-amino-4-(4',5'-di-lower alkyl-3-sulphamoyl-phenyl)-amino anthraquinones is described which affords very high yields of these novel dyestuffs free from by-products and...
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3852065 |
PHOTOCONDUCTIVE BISPHENYL THIOCOMPOUNDS LINKED BY BRIDGING ORGANIC GROUP
A photoconductive composition useful in electrophotographic processes is provided by utilizing in admixture with an electrically insulating polymeric organic binder a monomeric organic...
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3546258 |
1,4-DIAMINO - 5 - (P-AMINO PHENYL) AMINO ANTHRAQUINONES,THE ACID ADDITION AND QUATERNARY AMMONIUM SALTS THEREOF
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3538129 |
NEW DISPERSE ANTHRAQUINONE DYESTUFFS
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3530132 |
WATER-INSOLUBLE ANTHRAQUINONE DYESTUFFS
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3528972 |
QUATERNARY ANTHRAQUINONE MORPHOLINO AND PIPERIDINO SALTS
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3517013 |
ANTHRAPYRIDONE AND ANTHRAQUINONE DYES CONTAINING 1 OR 2BETA-SULFATO-,BETA-THIOSULFATO- OR BETA - VINYLETHYLSULFONYLALKANOYL - N - METHYLENEAMINE GROUPS
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3515733 |
BASIC DYES
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3499916 |
BASIC DYES OF THE 1-(SUBSTITUTED AMINO)-4-AMINOETHOXYETHYLAMINOANTHRAQUINONE SERIES
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3467483 |
DYE STUFFS COMPRISING DERIVATIVES OF ANTHRAQUINONE FOR DYEING LIVE HUMAN HAIR AND USE THEREOF
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3458537 |
1-(P-BENZYLOXYANILINO)-4-HYDROXYANTHRAQUINONES
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3442895 |
2-TERTIARYAMINO ALKYL-AMINO ANTHRAQUINONES,THEIR ACID ADDITION AND QUATERNARY AMMONIUM SALTS THEREOF
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3442599 |
ANTHRAQUINONE DYES FOR DYEING LIVE HUMAN HAIR AND KERATINIC FIBERS
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3418342 |
Anthraquinone dyes
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3394133 |
1-amino-2-aminoalkyl-thio-4-hydrocarbonsulfonylamino-anthraquinones and quaternary ammonium salts thereof
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3354182 |
Anthraquinone dyestuffs
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3329691 |
1-amino-4-{3'-[(n-morpholino and n, n-dialkyl)-dithiocarbonyl-ethylsulfonyl]-aniline}-anthroquinone-2-sulfonic acids
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3316280 |
Process for the production of substituted 5, 8-dichloro anthraquinones
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3281434 |
1, 4-dihydroxy-5-butylamino-8-(3-trimethylamino-propylamino)-anthraquinone methylsulfate
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3270013 |
1-phenylamino-anthraquinone compounds
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3246004 |
New dyestuffs containing benzazolylmercapto substituents
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3236843 |
1, 4-dihydroxy-2-aminoalkyl (thio or sulfonyl) anthraquinones
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3232934 |
Omega-(1-amino-5 and 8-anthraquinonylamino)-1-ammonium alkanes of 2 to 3 carbon atoms
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3192117 |
Hair dye comprising substituted anthraquinones in shampoo base
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3184455 |
Anthraquinone dyestuffs and process for their production
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3093639 |
2, 3-disubstituted-4-metathiazanones, -1-oxides and -1, 1-dioxides
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3076821 |
(1-amino-2-anthraquinonyl carbonylamino)-alkyl-1uaternary ammonium salts
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2968661 |
1-amino-2-bromo-4-arylaminoanthraquinone compounds
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2957010 |
Quaternary ammonium salts of anthraquinone dye compounds
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2911417 |
Dyestuffs of the anthraquinone series
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2888467 |
Anthraquinonyloxy-benzyl amine compounds
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2881173 |
Basic ethers of hydroxy anthraquinones
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