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Class 536/4.1 - O- or S- Glycosides


Subclass of Class 536 - Organic compounds -- part of the class 532-570 series
Definition: Compounds which an acetal or thiocetal derivatives of the
No. of patents: 1360
Last issue date: 04/03/2012


                    34  
NumberTitleIssue Date
4374831Modulators of the complement system comprising bis-glucopyranosyl arylene sulfate derivatives
Bis-(ଲ-D-glucopyranosyl-1-oxy)-arylene sulfate derivatives, the cation salts thereof, useful as modulators of the complement system, the intermediates thereof and the process for the preparation of such intermediates and end products....
02/22/1983
4372883Process for the production of vaccine
The present invention relates to a process for the production of vaccine, characterized by covalent attachment of a biologically toxic substance to a saccharide both to form a biologically toxic substance-saccharide conjugate and to detoxify said substanc...
02/08/1983
4366265Starch-amine-based polyether polyols and polyurethane foams prepared therefrom
A novel process for the preparation of starch-amine-based polyols which involves reacting starch with a polyhydric alcohol in the presence of an acid catalyst to form a crude polyglucoside reaction product, the proportion of alcohol to starch being at lea...
12/28/1982
4362720Synthesis of 2-amino-2-deoxyglycoses and 2-amino-2-deoxyglycosides from glycals
O-acetylated glycals react with ceric ammonium nitrate in the presence of sodium azide to provide, in good yield, O-acetylated 2-azido-2-deoxy glycosyl nitrates. These nitrates can be used to prepare 2-amino-2-deoxy sugars, such as D-galactosamine and lac...
12/07/1982
43407295'-Deoxy-5-fluorouridine
A process for the manufacture of 5'-deoxy-5-fluorouridine which is a potent antitumor agent. The process comprises cleaving the acyl groups from a 1-(5-deoxy-2,3-di-O-acyl-ଲ-D-ribofuranosyl)-5-fluorouracil, a novel intermediate in the process....
07/20/1982
4339442Gynosaponins, their use and a process for preparing the same
There disclose a group of new saponins designated as gynosaponins which have been isolated from a plant of Gynostemma pentaphyllum Makino of Cucurbitaceae, pharmaceutical use thereof and a method for isolating gynosaponins....
07/13/1982
4332936Method of making polyether polyols from solid hydroxyl containing initiators
This invention provides a novel method for making polyether polyols from solid initiator compounds containing from 4 to 8 hydroxyl groups. The method involves dissolving the solid initiator compound in a solvent such as dimethyl formamide prior to alkoxyl...
06/01/1982
4322523Methylolated mono- and oligosaccharides
This invention is directed to a derivative of a reducing sugar, said reducing sugar having molecular weights of from 120 to 2000, in that said derivative having at least one methylol group which branches the carbon structure of the reducing sugar in the &...
03/30/1982
4284763Sugar acetals, their preparation and use
Novel sugar acetals such as those of formula ##STR1## where Ra is hydrocarbyl; Rb and Rc are hydrogen or hydrocarbyl; R3' R4' and R6' are hydrogen or R4' with R3...
08/18/1981
4278683Saccharase inhibiting 3,4,5-trihydroxypiperidine derivatives
The invention relates to 3,4,5-trihydroxypiperidines, processes for their producion, compositions containing them and methods for the use of said 3,4,5-trihydroxypiperidines and compositions containing them. The compounds and compositions of the invention...
07/14/1981
4259324Immunologic adjuvant thio glycoside compounds and compositions
Compounds of the formulae Y--R wherein Y is 1-thio-ଲ-L-fucose, 1-thio-ଲ-D-galactose or 1-thio-ଲ-lactose and R is 2-(1-adamantyl)ethyl, 3-[(p-tetrafluorophenethyl)phenyl]propyl, 6-(5-cholesten-3ଲ-yloxy)hex-3-ynl, oleyl, or hexadecyl...
03/31/1981
4251520Glucofuranose derivatives
The present invention provides a method of treating inflammatory and pyretic conditions in mammals, including humans, which comprises administering a derivative of 1,2:5,6-di-O-isopropylidene-଱-D-glucofuranose to a mammal requiring treatment fo...
02/17/1981
4238473Artificial oligosaccharide antigenic determinants
Carbohydrate antigenic determinants containing a glycosidically linked bridging arm are synthesized and coupled to carrier molecules to form artificial antigens, and to solid supports to form immunoadsorbents. Various artificial antigens of the blood grou...
12/09/1980
42282741-Substituted glycopyranosides
The invention disclosed herein relates to novel 1-deoxy-glycopyranosides, preferably 1-deoxy-D-mannopyranosides, having in the 1-position of the pyranoside ring an ω-aminoalkylthio, ω-aminoalkyloxy or ω-aminoalkanoylamino substituent; and to novel proc...
10/14/1980
4220782Preparation of 1-desoxy-nojirimicin and N-substituted derivatives
The invention relates to a process for the production of a compound of the formula ##STR1## in which R denotes a hydrogen atom or an alkyl, aralkyl or aryl group and comprises deblocking a compound of the general formula ##STR2## in which R...
09/02/1980
42174455-Oxy-substituted derivatives of Psoralene useful in dermatology
An improved process for obtaining 5-methoxy-psoralene from bergamot oil, a method for preparing the compound 5-hydroxy-psoralene from 5-methoxy-psoralene and a method of making novel psoralene derivatives by replacing the hydrogen atom of the 5-hydroxy gr...
08/12/1980
4209539Detoxification of botanical foodstuffs
Cyano (--CN) groups or radicals in natural food products contribute to toxicity of the food in animals and humans. It is desirable to remove such cyano groups from food materials. This can be done by treating such food products with aqueous ammoniacal hyd...
06/24/1980
4196201Non-irritating eye make-up remover composition
New surface active agents for use in eye make-up remover compositions, which are not irritating and do not provoke stinging on contact with the ocular mucous, are disclosed....
04/01/1980
4192868Novel aryl-hexafuranosides and processes for their preparation
The invention relates to processes for the preparation of novel aryl-hexafuranosides of the formula ##STR1## in which R1 is lower alkyl or cycloalkyl and R2 is hydrogen, lower alkyl or acyl, or R1 and R2 to...
03/11/1980
4156777Process for producing glucopyranose-nitrosourea compounds and novel compounds included therein
Glucopyranose-nitrosourea compounds having lower alkyl group and/or 2-chloroethyl group as substituent(s), are produced at high yield by reacting amino-glucopyranose compounds having lower alkoxy group and/or amino group(s) (or an acid-added amino group) ...
05/29/1979
4137401Glycoside-ether-ester compounds
Carbohydrate antigenic determinants containing a glycosidically linked bridging arm are synthesized and coupled to carrier molecules to form artificial antigens, and to solid supports to form immunoabsorbants. These artificial antigens are used to detect ...
01/30/1979
4133952Process and intermediate for preparing auranofin
The S-gold salt of 2,3,4,6-tetra-O-acetyl-1-thio-ଲ-D-glucopyranose reacts with triethylphosphine in an organic solvent to produce auranofin....
01/09/1979
4131732Method for preparing auranofin
A new synthesis of auranofin comprising reacting 2,3,4,6-tetra-O-acetyl-଱-D-glucopyranosyl bromide with triethylphosphinegold(I) chloride and sodium or potassiumsulfide. Auranofin is an antiarthritic pharmaceutical compound. Auranofin is an ora...
12/26/1978
4117173Use of glucopyranosido-1,6-mannitol as a sugar substitute
Glucopyranosido-1,6-mannitol, represented by the formula: ##STR1## and a process for its preparation are provided. The glucopyranosido-1,6-mannitol is obtained by catalytically hydrogenating neutral aqueous solutions of isomaltulose and cooling the h...
09/26/1978
4101652Pharmaceutically active complexes and pharmaceutical compositions containing eascin and sterols
Complexes of saponins with sterols are disclosed which possess the pharmaceutical activity of the free saponins, but which have reduced side-effects. Also disclosed are pharmaceutical compositions containing the complexes....
07/18/1978
4089606Echinatin glycosides
Echinatin glycosides are disclosed having the following formula ##STR1## wherein R5 and/or R6 is a glycosyl residue. These substances have pharmacological effects such as the inhibiting action of the echinatin-4'-glucoside on th...
05/16/1978
4078139Process for deoxygenating secondary alcohols
The process for removing a secondary hydroxyl group from an organic compound having at least one secondary hydroxyl group and having any amino groups protected, comprises the reaction of a reactive ester of said secondary hydroxyl group selected from the ...
03/07/1978
4067142Echinatin glycosides and their preparation
A process for the biosynthesis of echinatin-4-glucoside comprises cultivating calli of Glycyrrhiza echinata L. (Leguminosae) in an appropriate nutrient medium. The echinatin-4-glucoside appears in both the calli and the culture broth and may be extracted ...
01/10/1978
4042538Sugar p-vinylbenzoyl ester and copolymers thereof
Monosaccharides and disaccharides in which one or more of the hydroxy groups has been replaced by a p-vinylbenzoyloxy group are provided as new compounds. These may be copolymerized with such monomers as styrene or methyl methacrylate to provide novel cop...
08/16/1977
4038270Menthol glycoside, process for preparing the same and method for releasing menthol therefrom
Water-soluble menthol glycosides are prepared by condensing menthol with a mono- or oligosaccharide, preferably a mono- or di-saccharide, i.e., a sugar, or acyl derivative thereof, using a condensing agent or catalyst as needed. These glycosides are hydro...
07/26/1977
4033818Process for the preparation of a complete extract of pilewort roots
The invention provides a process for the preparation of a complete extract of pilewort roots, used in cosmetological compositions, which consists of first subjecting the dried and ground roots to an extraction with 35°-45° C petroleum ether and then tre...
07/05/1977
4021544Complement inhibitors
Sulfated oligosaccharides of the maltose series useful as complement inhibitors....
05/03/1977
4011389Glycoside polyethers
To obtain nonionic surfactants having solubility and stability in relatively strong aqueous solution of caustic, salt or other electrolytes, corn starch or a similar source of glucose units is reacted with an alcohol containing up to about 4 carbon atoms ...
03/08/1977
3963700Recovery of anthocyanin from plant sources
A new anthocyanin recovery system from plant materials such as grape wastes based on tartaric acid-alkanol extraction followed by controlled precipitation of excess tartaric acid as potassium hydrogen tartrate is described. An artificial grape drink color...
06/15/1976
3954881Prostanoic acid derivatives
The disclosure relates to novel ethers and glycosides of prostaglandin analogues, for example 16-(3-chlorophenoxy)-1-methoxy-17,18,19,20-tetranor-5-cis,13-trans-prostad ien-9଱ ,11଱ ,15଱-triol, to a process for their manufacture, to c...
05/04/1976
3940383Streptozotocin analogs
New 3-methyl-3-nitrosoureido derivatives of the following amino sugars were prepared as analogs of streptozotocin with the anomeric carbon protected, by nitrosating the methylureas in water with N2 O3 : 3-amino-3-deoxy-1,2-O-isopropy...
02/24/1976
3935184Synthetic polyoxin type nucleosides
A novel class of intermediates from which a variety of uronic acid nucleosides can be produced, said class being represented by the following formula: ##SPC1## Where R1 and R2 are lower alkyl radicals having one to six carbon at...
01/27/1976
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