Abstract: The present invention describes the synthesis and use of cleavable di-functional anionic surfactants for enhanced oil recovery applications and/or the use of sacrificial surfactants.

Abstract: The invention relates to a compound described by a general formula (1), wherein each X independently can be OPO32?, OPSO22? or OSO3?; R1 comprises a solubility function such as a polyethylene glycol moiety and each X independently can be OPO32?, OPSO22?, ? or OSO3?; and Z is an alkyl chain comprising 1 to 3 carbon and/or hetero atoms. The invention further relates to polysulfate derivatives or mixed polyphosphate/sulphate derivatives of six-membered cyclic polyols for use in the therapy of infection by Clostridium difficile.

Abstract: The present invention relates to a heat-curable composition comprising (a) at least one compound which is capable of undergoing cationic polymerization; and (b) at least one sulfonium sulfate selected from compounds of the formulae Ia and Ib where Yn? is a monovalent or divalent anion selected from (1) where n, M, R1 to R10 are as defined in claim 1 and in the description. The present invention also relates to novel sulfonium sulfates of the formulae Ia and Ib, to a process for curing cationically polymerizable material and to the cured material obtained by said process.

Abstract: The present invention provides the early strengthening agent for hydraulic compositions containing a compound (a) obtained by reacting (A) one or more compounds selected from polyhydric alcohols having 3 to 20 hydroxy groups and alkylene oxide adducts thereof with (B) a sulfating agent, and the additive composition for hydraulic compositions containing the compound (a).

Abstract: The present invention relates to novel hydroxyphenylundecane derivatives of the formula (I), a method for the preparation of said compounds by cultivation of the fungus Cryphonectria parasitica, DSM 14453, and their use as pharmaceuticals, i.e. for the treatment of Alzheimer's Disease, Parkinson's Disease, Huntington's Diseases, stroke, psychosis and/or depressions.

Abstract: The present invention relates to novel hydroxyphenylundecane derivatives of the formula (I), 1

Abstract: The invention relates to trans carotenoid salt compounds, methods for making them, methods for solubilizing them and uses thereof. These compounds are useful in improving diffusivity of oxygen between red blood cells and body tissues in mammals including humans.

Abstract: A process for preparing amphiphilic compounds having at least two hydrophilic and at least two hydrophobic groups by reacting an olefinic substrate having at least two double bonds with an organic hydroperoxide to form an oxirane ring, opening, the oxirane ring with an alcohol in the presence of a catalyst system comprising a molybdenum compound as a first catalyst component and a second catalyst component selected from the group consisting of boron trifluoride, alumina, 1,8-diazzabicyclo-(5.4.0)-undec-7-ene, 1,4-diazabicyclo-(2,2,2)-octane.

Abstract: Substituted diarylureas, pharmaceutical compositions containing them, and their use for stimulating Fas-mediated apoptosis. The compounds, as single stereoisomers or mixtures of stereoisomers, their pharmaceutically acceptable salts, and pharmaceutical compositions containing them, are useful in methods of treating autoimmune diseases, infectious diseases, and malignancies.

Abstract: Novel sulfate ester agents and the use of those agents for treating gastroesophageal reflux disease (GERD) are described, exemplary agents being of the formula: 1

Abstract: A novel class of anionic surfactants with improved surfact active properties is comprised of two hydrophilic and two hydrophobic groups represented by the formula: ##STR1## The surfactants exhibit unusually low critical micelle concentration (cmc) and pC-20 values in aqueous media.

Abstract: Mild and environmentally benign bis-alkylphenol alkoxylated gemini surfactants of the formula: ##STR1## wherein R independently represents alkali, R.sub.1 independently represents hydrogen EO represents ethyleneoxy radicals alkyl, R.sub.2 independently represents hydrogen, --SO.sub.3 M, --P(O) (OM).sub.2, --CH.sub.2 COOM, --CH.sub.2 CHOHCH.sub.2 --SO.sub.3 HM, wherein M represents hydrogen, alkyl or alkaline earth metal, ammonium or an organic base salt; R.sub.3 represents alkylene of from one to about 10 carbon atoms or --C(O)--R.sub.4 --C(O)-- wherein R.sub.4 represents alkylene or aryl, and --O--R.sub.5 --O-- wherein R.sub.5 represents aliphatic or aromatic moieties with the proviso that when R.sub.3 is alkylene, then R.sub.2 is not hydrogen, and a and b are numbers ranging from one to about 100, with the proviso that when R.sub.2 is hydrogen, b is not zero.

Abstract: Novel medicinally-useful compounds are provided herein. These compounds include isomeric cyclic tetramers of formaldehyde and 1-naphthol, and the derivatives or analogues of such cyclic tetramers, and linear oligomers of chromotropic acid, or its derivatives or analogues with naphthalene.

Abstract: Onium salt capable of generating acid upon exposure to actinic radiation having the following structure:(R.sub.1).sub.a (R.sub.2).sub.b (R.sub.3).sub.c Q.sup.+ --A--M.sup.+ X.sup.- --B--X'.sup.-where:Q is S;R.sub.1, R.sub.2 and R.sub.3 are independently substituted or unsubstituted aromatic, aliphatic, or aralkyl groups having 7-18 carbon atoms;M.sup.+ is a cationic organic radical;A is a divalent radical selected from the group of hindered alkylene groups, substituted or unsubstituted aromatic or aralkyl groups;B is a divalent aromatic sensitizer which absorbs radiation having a wavelength longer than 300 nm and is capable of transferring an electron to Q,x.sup.- and X'.sup.- are anionic groups; and wherein A provides a spatial separation between Q and M, and B provides a spatial separation between X and X', such that the spatial separation provided by A between Q and M is substantially the same as the spatial separation provided by B between X and X'.

Abstract: Processes for the production of partial glyceride sulfates comprising the steps of:A) reacting a mixture containing glycerol and at least one triglyceride with gaseous sulfur trioxide to produce at least one acidic reaction product;B) ageing the at least one acidic reaction product at an elevated temperature; andC) neutralizing the at least one aged acidic reaction product with an aqueous base in the presence of a buffer.

Abstract: The present invention relates to perfluoroalkyl substituted sulfates and salts thereof of the formulas(R.sub.f X CH.sub.2).sub.x C(CH.sub.2 OH).sub.y (CH.sub.2 OSO.sub.3 -M+).sub.z (I)or(R.sub.f E X CH.sub.2).sub.x C(CH.sub.2 OH).sub.y (CH.sub.2 OSO.sub.3 -M+).sub.z(II)wherein R.sub.f is a straight or branched chain perfluoroalkyl of 1 to 18 carbon atoms or said perfluoroalkyl substituted by perfluoroalkoxy of 2 to 6 carbon atoms,E is branched or straight chain alkylene of 1 to 10 carbon atoms or said alkylene interrupted by one to three groups selected from the group consisting of --NR--, --O--, --S--, --SO.sub.2 --, --COO--, --OOC--, --CONR--, --NRCO--, --SO.sub.2 NR-- and NRSO.sub.2 -- or terminated at the R.sub.f end with --CONR-- or --SO.sub.2 NR--, where R.sub.f is attached to the carbon or sulfur atom, and for formula II, X is --S--, --O--, --SO.sub.2 --, or --NR--, and for formula I, X is --CONR-- or --SO.sub.2 NR--, where R.sub.

Abstract: A method for synthesizing an acyloxycarboxylic acid by providing a reaction chamber, establishing sources of an .alpha.-hydroxycarboxylic acid and an acid chloride, and repeatedly contacting substantially equal molar amounts of the .alpha.-hydroxycarboxylic acid and the acid chloride within the reaction chamber. The acyloxycarboxylic acid so synthesized is useful as a starting material for conversion to various esters which, when placed in aqueous solution with a source of hydrogen peroxide, result in a peracid and are useful for bleaching applications.

Abstract: Polyfunctional hexasubstituted benzene derivatives wherein at least three of the substituents are saturated carbon chains having from 1 to 21 carbon atoms and functional groups containing hetero functionalities at the ends of the carbon chains and the remainder of the 6 substituents are either saturated carbon chains containing from 1 to 21 carbon atoms or saturated carbon chains containing from 1 to 21 carbon atoms having a functional group including a hetero functional group containing N, O, S, P, or Si at the end of the chains. These derivatives are made by reacting a disubstituted alkyne wherein one or both of the substituents are saturated carbon chains having 1 to 21 carbon atoms to which hetero functional groups are attached with a palladium catalyst and isolating the resulting hexasubstituted benzene derivative.

Abstract: Acrylates of the general formula ##STR1## where R.sup.1 and R.sup.2 independently of one another are each C.sub.1 -C.sub.8 -alkyl, X is hydrogen, C.sub.1 -C.sub.4 -alkyl, halogen, C.sub.1 -C.sub.4 -alkoxy, haloalkyl, cyano or nitro, W is unsubstituted or alkyl-substituted, saturated or unsaturated C.sub.1 -C.sub.10 -alkylene, Y is hydrogen, alkyl, haloalkyl, alkoxyalkyl, cycloalkyl, aralkyl, aryl, aryloxy, halogen, an unsubstituted or substituted C.sub.4 H.sub.4 chain which is fused to the benzene radical, alkoxy, haloalkoxy, alkylthio, thiocyanato, cyano, NO.sub.2, ##STR2## where R' and R" independently of one another are each hydrogen, alkyl, alkoxy, alkylthio or cycloalkyl, or are phenyl which is unsubstituted or substituted by alkyl, halogen or alkoxy, m is 0 or 1, n is from 1 to 4 and Z is oxygen, sulfur, SO or SO.sub.2, and fungicides containing them.

Abstract: Certain novel aryl sulfonyl fluorides, their preparation, and their use in inhibiting serine proteases with chymotrypsin-like and elastase-like specificity.

Abstract: A compound of the formula: ##STR1## [wherein either one of R.sub.1 and R.sub.2 stands for hydrogen or SO.sub.3 H and the other is SO.sub.3 H, Z stands for ##STR2## (where m denotes an integer of 1-22, n denotes an integer of 0-21, R.sub.3 stands for hydrogen or an acyl group having 2 to 4 carbon atoms, and R.sub.4 is hydrogen or an alkyl group having 1 to 4 carbon atoms)] and pharmacologically acceptable salts thereof, which has various pharmacological actions such as antioxidative action, inhibitory action of SRS-A generation, immunoregulatory action, action on lysosome-membrane, cell-activating action, phosphodiesterase-inhibitory action, etc.