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6927211 |
Method for reducing toxicity of combined chemotherapies
Compositions and methods are provided for use in the treatment of cancer.
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6921841 |
Process for the synthesis of optically active anthracyclines
It is described a process for the synthesis of optically active anthracyclines by the fact that the key intermediate (R)2-acetyl-2-hydroxy-1,2,3,4-tetrahydronaphtalene...
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6916792 |
Process for preparing erythromycin compound
The present invention is to provide a process for producing a 2′-O-acetyl-4″-formyl-8,9-anhydroerythromycin A 6,9-hemiketal compound 4, and it provide a process for producing an erythromycin...
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6916920 |
Process for producing hydrazinomonosaccharide derivatives and use thereof
A process for producing hydrazinomonosaccharide derivatives and use of hydrazines in determining the structures of aldose and ketose monosaccharides located at the reducing ends of saccharides.
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6914061 |
4′-thio-L-xylofuranosyl nucleosides, precursors thereof, preparation and use thereof
Compounds represented by the formula 1:
A is selected from the group consisting of
wherein each R individually is H or acyl, Y is X, N 3 , NH 2 , monoalkylamino, or dialkylamino; Z...
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6906039 |
Process for preparation of erythromycin compounds
The present invention is to provide a process for producing a 2′-O-acetyl-4″-O-formyl-8,9-anhydroerythromycin A 6,9-hemiketal compound 4 , and it provide a process for producing an...
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6906184 |
Process for antiparasitic agent
An improved process for the preparation of the antiparasitic compound 25-cyclohexyl-22,23-dihydro-5-hydroxyiminoavermectin B1 monosaccharide from doramectine and intermediates therefor and...
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6900295 |
Polymeric compound comprising glycopolymer and a method for decomposing the same
The present invention is an enzyme-decomposable polymer compound having recyclable decomposition products. The polymeric compound is a glycopolymer of a saccharide having only glucopyranose rings...
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6900296 |
Cost effective method for selective methylation of erythromycin A derivatives
The invention relates to a cost effective and industrially advantageous process for the selective methylation of a hydroxy group at the 6 position of erythromycin A derivative which comprised...
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6897299 |
Process for producing erythromycin derivative
A method for preparing a fumarate salt of a compound represented by Formula (II):
(wherein R 1 represents a hydrogen atom or a lower alkyl group, and R 2 represents a lower alkyl group),...
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6881549 |
Method for introduction of reporter groups into bacterial lipopolysaccharide-derived carbohydrates and the subsequent coupling of such derivatives onto solid surfaces
The present invention provides a method for immobilizing a polysaccharide (PS) to a solid surface, said polysaccharide having a keto-carboxy group (—C(═O)—COOH) or a ketal or hemiketal group...
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6875861 |
Process for producing nitrosonium ions
A process for producing nitrosonium ions is described, in which a nitroxyl compound such as TEMPO is oxidized using an oxidizing agent in the presence of a complex of a transition metal such as Mn,...
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6872707 |
Halo derivatives of 9-deoxo-9a-aza-homerythromycin A
The invention relates to halo derivatives of 9a-N-(N′-arylcarbamoyl)- and 9a-N-(N′-arylthiocarbamoyl)-9-deoxo-9a-aza-9a-homoerythrom
ycin A of the general formula (I)
wherein R has the...
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6867296 |
Recovery and purification of anhydro sugar alcohols from a vapor stream
This invention concerns a process for recovering and purifying dianhydro sugar alcohols from a vapor stream comprising dianhydro sugar alcohols, such as isosorbide, and water vapor.
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6861512 |
Separation of olefinic isomers
The geometric isomers of olefins and olefinic compounds are separated by means of liquid chromatography using a stationary phase comprising an organosilane with a pendant aliphatic functional group...
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6855813 |
Process for the preparation of azithromycin monohydrate
The invention relates to a process for making Azithromycin crystals using a number of process steps that avoids the use of cumbersome and/or inefficient extraction and/or isolation procedures.
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6852702 |
9a-N-[N′-(phenylsulfonyl)carbamoyl] derivatives of 9-deoxo-9-dihydro-9a-aza-9a-homoerythromycin A and of 5-O-desosaminyl-9-deoxo-9-dihydro-9a-aza-9a-homoerythronolide A
9a-N-[N′-(phenylsulfonyl)carbamoyl] derivatives of 9-deoxo-9-dihydro-9a-aza-9a-homoerythromycin A and of 5-O-desosaminyl-9-deoxo-9-dihydro-9a-aza-9a-homoerythronolid
e A and their...
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6846916 |
Trans-acidolysis process for the preparation of carbohydrate fatty-acid esters
The present invention relates to a low temperature, solvent-free trans-acidolysis process for preparing surface-active carbohydrate fatty-acid esters comprising the steps of:
(e) reacting...
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6833445 |
Guanidinylation, guanidinoglycosides, uses, and methods of assaying their activity
Provided are reagents and methods useful for the synthesis of guanidinylated compounds. Also provided are methods for assaying molecules, including guanidinylated molecules that modulate viral...
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6831173 |
Process for selective oxidation of primary alcohols and novel carbohydrate aldehydes
A process for producing aldehydes, and/or carboxylic acids is described, in which a primary alcohol, especially a carbohydrate, is oxidized using a catalytic amount of a nitrosonium compound...
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6831164 |
Process for the production of peracylated 1-0-glycosides
The invention relates to a process for the production of peracylated 1-O-glycosides of general formula I or salts thereof in which sugar 1 is a monosaccharide that is functionalized in...
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6825327 |
Process for preparing 4″-substituted-9-deoxo-9a-aza-9a-homoerythromycin a derivatives
The invention relates to processes for preparing compounds of formula 1 wherein R 3 is as defined herein, and to pharmaceutically acceptable salts thereof, as well as intermediates useful in...
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6825170 |
6-O-acyl ketolide antibacterials
6-O-Acyl ketolide antibacterials of the formula: wherein R 1 , R 2 , R 3 , R 4 , W, X, X′, Y, and Y′ are as described herein and in which the substituents have the meaning indicated in the...
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6806362 |
pH dependent ion exchange matrix and method of use in the isolation of nucleic acids
Disclosed are pH dependent ion exchange matrices, methods of making, and methods of use.
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6803456 |
Process for the production of arginine-silicate complex
A method of making an arginine silicate-containing complex and its use in the prevention and treatment of atherosclerosis and as a dietary supplement are claimed. The arginine silicate complex is...
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6800742 |
Method for producing β-D-ribofuranose derivatives or optical isomers thereof
The present invention provides a method for efficiently producing β-D-ribofuranose derivatives or optical isomers thereof, useful as synthetic intermediates of pharmaceutical nucleic acid-series...
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6797773 |
Catalytic materials for selective oxidation of alcohols, process for production thereof and their use in alcohol oxidation process
A versatile methodology to obtain efficient catalytic materials suitable for selective, liquid-phase oxidations of alcohols is described. Solid inorganic membranes were prepared by the sol-gel...
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6780980 |
Process for the modification of surface
The present invention relates to a process for the modification of a material surface comprising the steps of (a 1 ) photochemically fixing one or more different compounds of formula onto the...
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6774113 |
Process for preparing solubilization adjuvants from fusel oils and saccharides
Process for preparing a solubilization adjuvant, which comprises placing fusel oils in contact with one or more reducing sugars in the presence of an acid catalyst, at a temperature of between 50°...
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6767999 |
Anthocyantin coloring agent and method for the production thereof from organic matter
Anthocyanic colorant made of vegetable primary material and process for its production relate to food, cosmetic, pharmaceutical and textile industry and may be used in production of alcoholic and...
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6756490 |
Method of crystallizing maltitol
The invention relates to a method of crystallizing maltitol from a maltitol solution by supersaturating the solution in repsect of maltitol and crystallizing the maltitol from the solution. In the...
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6737518 |
Process for preparation of 4,5-epoxymorphinan-6-oxyglucuronides
Conjugation of 4,5-Epoxymorphinan-6-ols with Bromoglucuronides in the presence of Zinc containing compounds as activator under conditions capable of forming 4,5-Epoxymorphinan-6-oxyglucuronides is...
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6727352 |
Methods of making macrolides
This invention relates to methods of preparing a compound of Formulae 2, 5 and 7, wherein R 2 -R 5 , R 7 , R 9 , R 10 and R 15 are defined herein.
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6723843 |
Oligosaccharide synthesis
The invention provides a system for solid-phase synthesis of oligosaccharides, based on the discovery that a 2-substituted-1,3-dioxocycloalkyl linker group of general formula (I) can be used to...
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6713615 |
Process for producing erythromycin derivative
There is provided a preparation process useful for an efficient synthesis of 6-O-substituted ketolide derivatives by combining a characterized step of introduction of a substituent at the...
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6710034 |
5-O-mycaminosyltylonide derivatives
There are described novel 5-O-mycaminosyltylonide derivatives and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of the invention in...
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6706865 |
Process for preparing flavonoids
A simple and easy process for preparing pharmacologically useful flavonoid compound having reductase inhibitory effect, active oxygen extinguishing effect, carcinogenesis promotion inhibitory...
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6703372 |
Macrolides
Azithromycin in the form of a stable monohydrate and processes for the preparation of azithromycin in the form of an, e.g. stable, monohydrate.
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6696563 |
α-Amylase-resistant polysaccharides, production method, use and foods containing these polysaccharides
The invention relates to a production method of α-amylase resistant polysaccharides with high RS content, comprising the following steps: a) producing a paste of water-insoluble...
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6693085 |
Macrolide compound JK
Compound JK represented by the general formula (1): wherein R is H or —CH 3 ; or a pharmaceutically acceptable salt thereof. Compound JK has an excellent antimicrobial activity even against...
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6683164 |
Recovery of isoquercetin from bioflavanoid pastes
The invention relates to a method for recovering high-purity isoquerectin from bioflavonoid pastes, that is from mother-liquor residues which are produced during the recovery of flavonoids, by...
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6673774 |
11-O-substituted macrolides and their descladinose derivatives
There are described 11-O-substituted macrolides and their descladinose derivatives and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of the...
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6673907 |
Methods and compositions for the manufacture of C-3′ and C-4′ anthracycline antibiotics
The present invention discloses new and novel substituted anthracyclines with modified alkyl-aromatic ring substitutions on the C-3′ of the sugar moiety or modified or unmodified alkyl-aromatic...
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6670331 |
11-O-substituted ketolide derivatives
There are described novel 11-O-substituted ketolide derivatives of clarithromycin analogs and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of...
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6653289 |
L-arabino-disaccharides of anthracyclines, processes for their preparation, and pharmaceutical compositions containing them
The present invention refers to compounds of general formula (I), the pharmaceutically acceptable salts thereof, the processes for their preparation, and the pharmaceutical compositions containing...
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6645941 |
6,11-3C-bicyclic 9a-azalide derivatives
The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further...
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6646112 |
Dehydrated dextrose monohydrate, preparation and use thereof
The present invention relates to dehydrated dextrose monohydrate having a specific surface area of from 0.20 m 2 /g to 0.50 m 2 /g and is reducing the reaction time for preparing chemical compounds...
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6641803 |
Hair-conditioning agents
A hair treatment composition containing: (a) an esterquat; (b) an alkyl and/or alkenyl oligoglycoside; (c) a partial glyceride; and (d) a fatty alcohol ethoxylate.
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6642366 |
Process for making morphine-6-glucuronide and its analogues using haloglucuronate ester intermediates
A process for manufacturing morphine-6-glucuronide and related compounds of the general structure of Formula 1: wherein optionally substituted morphine is conjugated with an optionally...
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6639067 |
Continuous process for the production of anhydrosugar alcohols
A process is described for continuous production of anhydrosugar alcohol by continuous introducing of sugar alcohols and/or monoanhydrosugar alcohols into a reaction vessel and dehydration in the...
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