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7417156 Orally active, antimalarial, anticancer, artemisinin-derived trioxane dimers  
In only two steps and in 65% overall yield, natural trioxane artemisinin (I) was converted on gram scale into C-10-carba trioxane dimer (3). This new, very stable dimer was then transformed easily...
6995276 Cyclic disulfide compound, process of producing the same and optical product comprising the same  
A compound capable of giving optical materials that may be high in both refractive index and Abbe's number and may be excellent in heat resistance and transparency, and a process that may produce...
6992196 Method for producing refined ethylene sulfite  
Refined ethylene sulfite exhibits an excellent storage stability when used as a constituent of an electrolyte. A method of producing same has a step of reacting ethylene glycol and thionyl chloride...
6566525 Preparation of N-substituted-hydroxycycloalkylamine derivatives  
A process for the preparation of N-substituted-hydroxycycloalkylamine derivatives, that are useful intermediates for the synthesis of various organic chemicals including pharmaceutical and...
6469146 Radiopharmaceutical products suitable for the selective labeling of lymphocytes, and their preparation  
The invention concerns radiopharmaceutical products suitable for the selective labeling of lymphomas containing a metal complex with the formula: [M(R 1 CS 2 )(R 1 CS 3 ) 2 ] in which M is chosen...
6392067 Methods of making HIV-protease inhibitors and intermediates for making HIV-protease inhibitors  
HIV protease inhibitors inhibit or block the biological activity of the HIV protease enzyme, causing the replication of the HIV virus to terminate. These compounds can be prepared by the novel...
6316180 Electrochemiluminescent monitoring of compounds/electrochemiluminescence assays  
Detectable compounds comprising a chemically-transformable first compound covalently linked to an electrochemiluminescent compound are provided. Such compounds are useful in processes and kits that...
5917056 10-deacetyl-14β-hydroxybaccactine III derivatives, a process for the preparation thereof and formulations containing them  
The present invention relates to novel 10-deacetyl-14β-hydroxybaccatine III derivatives. The novel derivatives, having cytotoxic and antitumour activity, are prepared from this synton after...
5869697 Process for preparing diltiazem  
A compound of formula (IV) ##STR1## wherein R 1 is hydrogen, an alkyl, alkoxy, alkylamino, alkylthio, aryl, aryloxy, or halogen residue; R is an alkyl, or aryl residue, and X is S or C, which is a...
5643713 Electrochemiluminescent monitoring of compounds  
Detectable compounds comprising a chemically-transformable first compound covalently linked to an electrochemiluminescent compound are provided. Such compounds are useful in processes and kits that...
5641623 Electrochemiluminescence assay  
A rapid single step assay suitable for the detection or quantification of β-lactam antibiotics and β-lactamases. The assay can be performed directly on samples of food, such as milk and meat,...
5488115 Alcohols  
Novel alcohols of the formula ##STR1## wherein R a is azido or phthalimido, R 4 is alkyl, cycloalkyl, cycloalkylalkyl, aryl or aralkyl, R 7 and R 8 together are a trimethylene or tetramethylene...
5336683 Antioxidants  
The invention is concerned with novel antioxidants, namely the [R] and, respectively, [S] compounds of the formula ##STR1## wherein R 1 and R 2 together represent the --S(O)-- group and R 3 and...
5321143 Ruthenium-catalyzed production of cyclic sulfates  
A ruthenium catalyzed method to synthesize cyclic sulfate compounds from the corresponding cyclic sulfites, and the cyclic sulfate reaction products obtained by this method. These cyclic sulfates...
5286899 Process for the stereoselective transformation of a diol to an alcohol  
An efficient and commercially-viable method for the stereoselective transformation of a diol to an alcohol is disclosed. The present method is particularly well-suited for the preparation of the...
5274123 Process for the preparation of cyclic sulphates  
5223531 1,3,2-dioxathiolan-s-oxide derivatives, method for preparation, and use therefor  
Disclosed is a 1,3,2-dioxathiolan-S-oxide derivative as represented by the general formula (I): ##STR1## (where R 1 and R 2 are identical to or different from each other and each is a hydrogen...
5214056 1,3,2-dioxathiolane oxide derivative  
A 1,3,2-dioxathiolane oxide derivative is represented by the following formula: ##STR1## wherein X represents --S(O)-- or --S(O) 2 --; R 1 represents a hydrogen atom, an alkali metal atom, a...
5189200 Process for the stereoselective transformation of a diol to an alcohol  
An efficient and commerically-viable method for the stereoselective transformation of a diol to an alcohol is disclosed. The present method is particularly well-suited for the preparation of the...
5162554 Optically active enantiomers of substituted glyceraldehydes or glycidaldehydes formed as subtituted 1,5- dihydro-3H-2,4-benzodioxepines  
Stable, optically active enantiomers of substituted glyceraldehydes or glycidaldehydes are synthesized by using osmium-catalyzed asymmetric dihydroxylation of an olefin which is a substituted...
5116999 Process for the preparation of cyclic sulphates  
Cyclic sulphates of formula: ##STR1## are prepared by oxidation of a cyclic sulphite of formula: ##STR2## with a hypohalite of an alkali or alkaline-earth metal and a catalytic quantity of a...
5112990 Ruthenium-catalyzed production of cyclic sulfates  
A ruthenium catalyzed method to synthesize cyclic sulfate compounds from the corresponding cyclic sulfites, and the cyclic sulfate reaction products obtained by this method. These cyclic sulfates...
5023342 Cyclic sulfate compounds  
A ruthenium catalyzed method to synthesize cyclic sulfate compounds from the corresponding cyclic sulfites, and the cyclic sulfate reaction products obtained by this method. These cyclic sulfates...
4960904 Process for the preparation of cyclic sulphates  
Cyclic sulphates of formula: ##STR1## are prepared by oxidation of a cyclic sulphite of formula: ##STR2## with a hypohalite of an alkali or alkaline-earth metal and a catalytic quantity of a...
4924007 Process for the preparation of cyclic sulphates  
Cyclic sulphates of formula ##STR1## in which R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 , which are identical or different, each denote hydrogen, halogen, alkyl, alkoxy, aryloxy or alkoxycarbonyl and n...
4841070 Sulfinyl-ascorbic acid useful as an anti-oxidant  
The novel 5,6-sulfinyl-L-ascorbic acid and its stereoisomers, their manufacture by sulfinylating L-ascorbic acid or corresponding stereoisomers, compositions having oxidation-inhibiting properties...
4761486 Cyclohexenone derivatives, the preparation and use thereof as herbicides and plant growth regulators  
Cyclohexenone derivatives of the formula ##STR1## where R 1 , R 2 , A and X have the meanings given in the disclosure, a process for their manufacture, herbicidal and plant growth-regulating agents...
4725682 Biocidal sulfur-containing bis-imino carbamate compounds  
Sulfur-containing bis-amino carbamate compounds exhibit outstanding acaricidal, nematocidal and insecticidal activity.
4666502 Herbicidal N-thienyl-chloroacetamides  
The invention provides 5-membered heteroaromatic compounds of formula I ArN(Y)COCH 2 Cl I wherein Ar is a 5-membered heteroaromatic group comprising 1...
4617151 2- or 2,3-substituted 5,6,11,12-tetrathiotetracene and 5,6,11,12-tetraselenotetracene  
2- or 2,3-substituted 5,6,11,12-tetraseleneotetracene or -tetrathiotetracene of the formula ##STR1## in which X is S or Se, R is alkoxy, hydroxyalkoxy, aryloxy, cycloalkoxy, aralkoxy, --OH, --NH 2...
4386214 Process for the preparation of cyclic perfluoroaliphaticdisulfonic acid anhydrides  
Cyclic perfluoroaliphaticdisulfonic acid anhydrides, sulfonamide derivatives thereof, a process for making the same, curable compositions containing cyclic perfluoroaliphaticdisulfonic acid...
4329478 Cyclic perfluoroaliphaticdisulfonic acid anhydrides  
Cyclic perfluoroaliphaticdisulfonic acid anhydrides, sulfonamide derivatives thereof, a process for making the same, curable compositions containing cyclic perfluoroaliphaticdisulfonic acid...
4259507 3,5-Di-(2-methylpropyl)-1,2,4-trithiolane and uses thereof for augmenting or enhancing the flavor or aroma of a foodstuff  
3,5-di-(2-methylpropyl)-1,2,4-trithiolane having the formula: ##STR1## and its "cis" and "trans" isomers represented by the structures: ##STR2## and described as being useful in augmenting or...
4005104 Products from the reaction of sulfur trioxide with acyclic internal vic-dialkoxypolyfluoroalkenes  
Selected novel vic-dialkoxyperfluoroalkyl-vic-diol cyclic sulfates, e.g., 2,3-dimethoxyhexafluorobutane-2,3-diol cyclic sulfate, useful for preparing the corresponding perfluoro-α-diketones, e.g.,...
3978225 Heterocyclic homoprostanoidal derivatives  
Heterocyclic homoprostanoidal derivatives are prepared. These compounds have valuable antiprostaglandin activity specifically inhibiting prostaglandin synthesis and antagonizing diarrhea induced by...
3694498 ALPHA, ALPHA-DIMETHYL-BETA, BETA-DIMERCAPTO-N-LOWER ALKYL-(PHENYL AND SUBSTITUTED PHENYL) ETHYLAMINES  
Dimercapto compounds characterized as alpha, alpha-dimethyl-beta, beta-dimercapto-N-lower alkyl-(phenyl and substituted phenyl) ethylamines of the structural formula: where R is phenyl and...
3544593 SELENIUM COMPOUNDS  
3454597 CYCLIC SULFATES AND THEIR PREPARATION  
3394147 Cyclic sulfite esters of polychloropropylene glycols  
3357993 Cyclic thionosulfites and their preparation  
3226423 Mercaptodicyanovinyl sulfides  
3187026 Preparation of acylamido-substituted esters of sulfuric acid  
3168546 Organic ammonium sulfite ester compounds and method of preparation  
3163656 Fluorosultones and sulfites, and the preparation of the latter  
3159663 Process for preparing amino-substituted sulfate esters  
3088935 Tetrafluoroethylene-sulfur monomeric and polymeric compounds  
3086024 Production of anthraquinone dyes  
3055913 Novel fluorinated compounds  
3045027 Preparation of ethylene sulfate  
3022315 Preparation of cyclic sulfites  
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