Searching:
Search by keyword, patent number, inventor, assignee, city or state:
| Patent # | Description |
|---|---|
| US-5,278,340 |
Oligohexafluoropropylene oxide derivative and process of producing the
same Oligohexafluoropropylene oxide derivatives represented by the general formula (I): ##STR1## wherein R.sub.f represents a perfluoroalkyl group having 1 to 10... |
| US-5,278,339 |
Process for the recovery of cyclohexanedicarboxylic acids Disclosed is a process for the recovery of a cyclohexanedicarboxylic acid from an aqueous solution of the cyclohexanedicarboxylic acid and sodium sulfate by... |
| US-5,278,338 |
Racemization process for optically active carboxylic acids, salts and
esters A method for racemizing an optically active carboxylic acid, or ester thereof, of the formula: ##STR1## where R.sub.1 is hydrogen, hydroxy, halo, cyano,... |
| US-5,278,337 |
Enantiomeric resolution of aryl-substituted aliphatic carboxylic acids A process for obtaining a substantially pure enantiomer of an aryl-substituted aliphatic carboxylic acid is described. The process utilizes first an... |
| US-5,278,336 |
Process for exchanging inhibitor(s) in olefinically unsaturated systems
which are reactive via free radicals The invention describes a process for the partial or complete exchange of the free radical inhibitors (preparation inhibitor) from their admixtures with free... |
| US-5,278,335 |
Preparation of aryl-substituted aliphatic carboxylic acid esters by
catalytic carbonylation A new process for preparing alkyl esters of ibuprofen is provided. A 1-halo-1-(4-isobutylphenyl)ethane is reacted with carbon monoxide in the presence of an... |
| US-5,278,334 |
Racemization process A method for racemizing an optically active aliphatic carboxylic acid, or ester thereof, of the formula: ##STR1## where R.sub.1 is hydrogen or C.sub.1 to... |
| US-5,278,333 |
Process for the alpha-monoalkylation of arylacetonitriles,
arylacetoesters and arylacetic acids A process for the .alpha.-monoalkylation of arylacetonitriles, arylacetoesters and arylacetic acids with dialkyl carbonates in liquid phase, in the presence of... |
| US-5,278,332 |
Derivatives of cyclohexane New derivatives of cyclohexane in substantially pure form suitable as pharmaceutical, foodstuff or as a stabilizer. |
| US-5,278,331 |
Waste treatment in dialkyl phosphorochloridothioate production An improvement in the process for making a dialkyl phosphorochloridothioate from P.sub.2 S.sub.5, alkyl alcohol and chlorine in which the desired product is... |
| US-5,278,330 |
Preparation of organoaluminum compounds and linear alcohols derived
therefrom This invention povides to a process for making an aluminum trialkyl product which process comprises reacting a mixture comprising, (i) an aluminum alkyl feed... |
| US-5,278,329 |
L-form 1:1 metal methionine complexes Substantially pure 1:1 L-form transition metal methionine complex salts are formed. The preferred transition metals are zinc, chromium, manganese and iron. Salts... |
| US-5,278,328 |
Process for producing carboxylic acid chloride Disclosed is a process for producing a carboxylic acid chloride by reacting phosgene with a carboxylic acid or an anhydride thereof, which comprises effecting... |
| US-5,278,327 |
Fatty oil ex helianthus annuus for the production of diperazelaic acid The use of a fatty oil ex Helianthus annuus containing 78 to 92% by weight oleic acid and 2 to 10% by weight linoleic acid for the production of diperazelaic... |
| US-5,278,326 |
Substituted beta-ketoamide ACAT inhibitors Novel pharmaceutically useful compounds which lower blood cholesterol levels and are beta-ketoamides, oximes, amines, and hydroxyl derivatives thereof. |
| US-5,278,325 |
Vegetable oil extraction process A vegetable oil process and assembly is disclosed for extracting oil from an oil bearing material such as soybean, corn and the like. The process comprises... |
| US-5,278,324 |
Water soluble derivatives of taxol Sulfonated 2'-acryloyltaxol and sulfonated 2'-O-acyl acid taxol derivatives are synthesized which have improved water solubility and stability while maintaining... |
| US-5,278,323 |
Process for preparing chiral dibenzofurans via intramolecular heck
reaction The present invention is directed to the synthesis of 2-chloro-cis-[5a(S)-9a(S)-(5a,6,7,8,9,9a-hexahydro)]dibenzofuran-4-carboxy lic acid by an intramolecular... |
| US-5,278,322 |
Process A process for the preparation of a compound of the formula ##STR1## comprising reacting 1R, cis 2,2-dimethyl 3-(2-oxopropyl)-cyclopropane-1-carboxylic acid... |
| US-5,278,321 |
Process for simultaneously producing lactone and aromatic carboxylic acid A process for simultaneously producing a lactone and an aromatic carboxylic acid, which comprises oxidizing a cyclic ketone and an aromatic aldehyde wherein: the... |
| US-5,278,320 |
Cholesterol lowering compounds produced by directed biosynthesis Compounds of Structural Formula (I) ##STR1## are produced by chemical modification of directed biosynthesis products. These compounds are squalene... |
| US-5,278,319 |
Process for the production of hydrocarbon partial oxidation products An improved process is provided for the production of a partial oxidation product by the vapor phase reaction of a hydrocarbon with substantially pure oxygen in... |
| US-5,278,318 |
Process of synthesizing acetylenes disubstituted with a phenyl group and
a 2-substituted chromanyl,... Retinold-like activity is exhibited by compounds of the formula ##STR1## where X is S, O; R.sub.1, R.sub.2 and R.sub.3 are hydrogen or lower alkyl; R.sub.4... |
| US-5,278,317 |
Optically pure R-enantiomer of alpha,alpha-dilower
alkyl-pyrrolidine-3-methane amines Optically pure isomers of 7-[3-(1,1-dialkylmethyl-1-amino)-1-pyrrolidinyl]quinolones and naphthyridones as therapeutically active and safe antibacterial agents... |
| US-5,278,316 |
N-substituted cycloalkyl and polycycloalkyl alpha-substituted Trp-Phe-
and phenethylamine derivatives Novel unnatural dipeptoids of .alpha.-substituted Trp-Phe derivatives useful as agents in the treatment of obesity, hypersecretion of gastric acid in the gut,... |
| US-5,278,315 |
Carbazole compounds A compound of Formula (1): ##STR1## wherein: Ar is ##STR2## R.sup.1 is alkyl, substituted alkyl, aryl or substituted aryl, aralkyl or substituted... |
| US-5,278,314 |
5-thio-substituted benzotriazole UV-absorbers 2-(2-Hydroxyphenyl)-2H-benzotriazole UV-absorbers substituted at the 5-position of the benzo ring by a thioether group exhibit enhanced absorption in the near... |
| US-5,278,313 |
Process for the preparation of 1,3-dioxane derivatives useful in the
preparation of HMG-COA reductase inhibitors A novel, overall process for the preparation of a compound of the formula I: ##STR1## where R.sup.1 and R.sup.2 are each independently hydrogen, an alkyl... |
| US-5,278,312 |
Derivatives of benzeneborinic acid, preparation thereof and use thereof
as synthetic intermediates Derivatives of benzeneborinic acid corresponding to the formula (1) ##STR1## in which R.sub.1, R.sub.2 and R.sub.3 represent, each independently of the ... |
| US-5,278,311 |
Nonionic radiographic contrast agents Novel nonionic contrast agents of the formula ##STR1## or dimers of the formula ##STR2## are disclosed where X, Z and R.sub.1 -R.sub.5 are as defined... |
| US-5,278,310 |
Methyl piperidine derivatives of cinnamic acids, benzoic acids,
benzoazols and benzophenones useful as skin... Free radical deactivating 4- or 1,4-substituted, 2,2,6,6-tetramethyl piperidines are condensed with UV absorbing cinnamic acids or benzoic acids or benzoazols or... |
| US-5,278,309 |
Highly pure amidoximes A pure crystalline O-(2-hydroxy-3-piperidino-1-propyl) nicotinic acid amidoxime base of the Formula (Ib) ##STR1## is disclosed characterized by a melting... |
| US-5,278,308 |
Iodine derivatives of tetrabenazine Compounds of the formula ##STR1## where R.sub.1 and R.sub.2 are independently selected from the group consisting of H, OH, OCH.sub.3, and Halogen or R.sub.1... |
| US-5,278,307 |
Process for preparing 4-hydroxypyrrolo(2,3-d)pyrimidine based antifolate
compounds and intermediates The present invention provides a process for preparing a 4-hydroxypyrrolo[2,3-d]pyrimidine derivative of the formula ##STR1## wherein R is... |
| US-5,278,305 |
Catalysts for ring-opening, metathesis polymerization of cyclic olefins A catalyst and process for the polymerization of cyclic olefins, such as dicyclopentadiene, are disclosed. The catalyst comprises the reaction product of a... |
| US-5,278,304 |
Water-soluble sulfoethyl cellulose ethers of very high solution quality
and a process for their production The invention relates to water-soluble sulfoethyl cellulose ethers, more particularly methyl sulfoethyl cellulose ether (MSEC), of very high solution quality, to... |
| US-5,278,303 |
Polymer-supported solution synthesis of oligosaccharides This invention relates to the preparation of oligosaccharides, using polymer supported methodology. By this method, which offers anomeric control,... |
| US-5,278,302 |
Polynucleotide phosphorodithioates The present invention relates to novel oligonucleotides having phosphorodithioate internucleotide linkages which may be used for the treatment of diseases caused... |
| US-5,278,301 |
Route to glycals in the allal and gulal series Axial anomeric sulfoxides generated via thiophenol Ferrier rearrangement of glucal and galactal derivatives are used to synthesize glycals of the gulal and allal... |
| US-5,278,300 |
4,6-o-hydroxyphosphoryl-glucosamine derivatives 4,6-O-hydroxyphosphoryl-glucosamine derivatives as shown in the following formula [I] and their pharmaceutically-acceptable salts: ##STR1## wherein R.sub.1... |
| US-5,278,299 |
Method and composition for synthesizing sialylated glycosyl compounds |
| US-5,278,298 |
Eimeria brunetti 16s rDNA probes Unique species-specific Eimeria brunetti DNA probes comprising divergent DNA sequences are disclosed. The probes are complementary to a small subunit ribosomal... |
| US-5,278,297 |
Gene encoding a novel protein H capable of binding to IgG A gene coding for Protein H, which is capable of binding specifically to human IgG of all subclasses, was isolated from Streptococcus sp. AP1 and expressed in... |
| US-5,278,296 |
Production of hydroxysteryl glycoside compounds Novel glycosides, especially steroidal glycosides, and a novel method of their production, are provided. For the novel method of producing novel glycosides,... |
| US-5,278,295 |
Pyrrole monomer A pyrrole polymer membrane having electrical conductivity and liquid crystal properties in the same matrix. The starting pyrrole monomer derivative is... |
| US-5,278,294 |
Monoazo dye having diaminopyridine derivatives A monoazodye of the following formula (I): ##STR1## wherein X is CN, Cl or Br, one of R.sup.1 and R.sup.2 is phenyl and the other is --C.sub.2 H.sub.4... |
| US-5,278,293 |
Azo dyestuffs and intermediate products for their preparation Azo dyestuffs of the formula ##STR1## having the substituent meanings given in the description, are outstandingly suitable for dyeing and printing materials... |
| US-5,278,292 |
Fiber-reactive dyes which contain a ureidoalkylene group Water-soluble fiber-reactive dyes are described conforming to the below-indicated formula (1) which are capable of dyeing hydroxyl- and/or carboxamido-containing... |
| US-5,278,291 |
Hydroxyethylthio hydroxyethylamino-phenyl-azo and -azoxy dyestuffs A process for the preparation of the sulphone of the formula ##STR1## consists in reductive cleavage of azo/azoxy dyestuffs of the formula ##STR2## ... |
| US-5,278,290 |
Binding protein for CEA and uses thereof Disclosed is a protein that specifically binds carcinoembryonic actigen (CEA) in the presence of divalent cation in vitro. This protein has a molecular weight of... |
Copyright 2008−2012 Patents.com
