Abstract: A process for the preparation of alkyl malonates by carbonylation of chloroacetate in the presence of a carbonyl source, a carbonylation catalyst, such as chromium carbonyl and an aliphatic alcohol, this reaction being carried out in a two-phase liquid medium.A process for recycling the catalyst also forms part of the invention.

Abstract: A process for regioselectively preparing phosphorylated cyclitols, in particular phosphorylated inositols such as myo-inositol 1,4,5-tris(phosphate) and muo-inositol 1,3,4,5-tetrakis(phosphate). Novel cyclitols produced by means of this process are also described.

Abstract: Seco-mevinic acid derivatives are provided which has the structure ##STR1## including all stereoisomers thereof, wherein Z is ##STR2## R is H, alkali metal or lower alkyl, R.sup.1 is H, lower alkyl, aryl, lower alkoxy, cycloalkyl, heteroaryl, aralkyl, heteroaralkyl or heterocyclic; R.sup.2 is lower alkyl, cycloalkyl or aralkyl, and X is O or NR.sup.5 wherein R.sup.5 is H or lower alkyl, and are HMG CoA reductase inhibitors and thus are useful as antihypercholesterolemic agents and in treating atherosclerosis. New intermediates for preparing the above seco-mevinic acid derivatives are also provided.

Abstract: This invention relates to a linear, low-molecular-weight polyester-based polyol having terminal primary hydroxyl groups, low viscosity, high solids content and having the structural formula: ##STR1## where n is 1 or 2 and at least 70% by weight is n=1, and m=2-10, said polyol being substantially free of cyclohexane dimethanol.

Abstract: A compound of the formulaA[(Y-O).sub.x - Y - Z].sub.min which A is the radical of an arylated fatty alcohol, Y are identical or different groups of the formulae--CH.sub.2 --CH.sub.2 -- or --CH.sub.2 --CH(CH.sub.3)--,Z are identical or different radicals of the formulae --OH, --O--CO--CH.dbd.CH--COOM and --O--CO--CH.sub.2 --CH(SO.sub.3 M)--COOM,in whichM is a cation,x is an integer from 1 to 150, andm is a number from 1 to 7.

Abstract: Fatty acid esters of oxalkylated alkylalkylenediamines, which may be quaternized:Esters of oxalkylated alkylalkylenediamines, which may be quaternized, of the formula ##STR1## where the individual symbols have the meaning given in the description, process for their production and their use as corrosion inhibitors, particularly in crude oil recovery plants and crude oil treatment plants.

Abstract: A new process is described for the preparation of oxalic acid esters and amides of general formula (I) ##STR1## wherein Z designates an --OR or --NR.sup.1 R.sup.2 group, wherein R represents substituted or unsubstituted alkyl, alkenyl, cycloalkyl, aryl, or aryl-alkyl, R.sup.1 is hydrogen or substituted or unsubstituted alkyl, alkenyl, cycloalkyl, aryl, or aryl-alkyl, R.sup.2 represents substituted or unsubstituted alkyl, alkenyl, cycloalkyl, aryl, or aryl-alkyl, or R.sup.1 and R.sup.2 taken together with the adjacent nitrogen atom represent a saturated 5-, 6-, 7-, or 8-membered heterocyclic ring, which may contain an additional heteroatom selected from --O--, --S--, and --N(H, Alkyl)--, and optionally bear one or more alkyl or alkenyl substituents, andZ.sup.1 designates an --OR or --NR.sup.1 R.sup.2 group, wherein R, R.sup.1, and R.sup.2 are as defined before, or a group --NHCOCH.sub.3, which comprises the base-catalysed reaction of diacetyloxamide with an alcohol ROH or/and an amine HNR.sup.1 R.sup.2.

Abstract: Vinyl ethers having a carboxyl group in a form of salt are stable and is usable as materials for fluorine-containing copolymers. The vinyl ethers can provide sable monomer compositions by mixing with vinyl ethers having a free carboxyl group when the former vinyl ethers are present in an amount of not less than 1% by mole of the latter vinyl ethers. The fluorine-containing copolymer prepared by copolymerizing fluoroolefins with the vinyl ethers are useful as aqueous coatings particularly electro dip coatings.

Abstract: A number of novel peracid precursors each have the general structure: ##STR1## wherein: Z is a leaving group, the conjugate acid of the leaving group being in the range of from about 4 to 15; R is a substituted or unsubstituted alkyl or alkenyl group having from about 1 to 18 carbon atoms; and M is hydrogen or an alkali or alkaline earth metal. A method is also disclosed for synthesizing a product as represented above wherein succinic anhydride, including an R constituent as defined above is dissolved in a water-miscible, non-nucleophilic solvent and an acid including a Z constituent as defined above is neutralized and deprotonated to form a nucleophile, the substituted anhydride and the nucleophile being combined to form the product. The product is a component in a dry bleach product, optionally including other adjuncts.

Abstract: Method for preparing a biologically active 2-substituted succinic acid derivative involving asymmetrically catalytically hydrogenating the corresponding 2(E)-alkylidene succinate derivative in the presence of a rhodium complexed (R,R)-bisphosphine compound.

Abstract: The invention relates to novel monoesters and diesters of 9,10-endoethano-9,10-dihydroanthracene-11,11-dicarboxylic acid.These novel monoesters and diesters correspond to the following structural chemical formula (II): ##STR1## in which R.sup.1 and R.sup.2 are identical or different and can represent H, an alkali metal or alkaline earth metal atom, a linear or branched alkyl group having from 1 to 6 carbon atoms, an alicyclic group having from 3 to 6 carbon atoms, an alkenyl group having from 2 to 6 carbon atoms, defined in their cis or trans variety, or an alkynyl group having from 2 to 6 carbon atoms, the said groups optionally being substituted by one or more functional groups such as ether, epoxide, halogeno, cyano, ester, aldehyde, ketone, aryl etc., where R.sup.1 and R.sup.2 cannot be H or ethyl simultaneously. These addition products constitute valuable intermediates for the preparation of methylidenemalonates in high yields and with a high purity.

Abstract: Novel alprenolol derivatives represented by the formula: ##STR1## wherein R is ##STR2## and hydrochlorides thereof are disclosed.

Abstract: This invention relates to certain linear, low-molecular-weight polyester-based polyols having at least two hydroxyl groups, low viscosity, high solids content and having the structural formula: ##STR1## wherein R is a moiety derived from a saturated aliphatic polyhydric alcohol; n is 1 or 2, and at least about 50% by weight, of n is n=1; p is 0 to 4 inclusive and m is 2 to 10 inclusive; said polyol being substantially free of any unreacted polyhydric alcohol.

Abstract: This invention relates to a linear, low-molecular-weight polyester-based polyol having terminal primary hydroxyl groups, low viscosity, high solids content and having the structural formula: ##STR1## where n is 1 or 2 and at least 70% by weight is n=1, and m=2-10, said polyol being substantially free of cyclohexane dimethanol.

Abstract: A synthetic traction fluid comprising, as a base oil, at least one ester or its derivative selected from monoesters, diesters, triesters and derivatives thereof represented by the formula: ##STR1## where Y is independently selected from ##STR2## --(CH.sub.2)n--OH A' is an ester linkage, n is an integer of 1 to 3, and R.sub.

Abstract: This invention relates to certain linear, low-molecular-weight polyester-based polyols having at least two hydroxyl groups, low viscosity, high solids content and having the structural formula: ##STR1## wherein R is a moiety derived from a saturated aliphatic polyhydric alcohol; n is 1 or 2, and at least about 50% by weight, of n is n=1; p is 0 to 4 inclusive and m is 2 to 10 inclusive; said polyol being substantially free of any unreacted polyhydric alcohol.

Abstract: A traction fluid comprising a diester or its derivative represented by the formula: ##STR1## wherein A' is an ester linkage, n is an integer of 1 to 10, R.sub.1 is independently selected from hydrogen and C.sub.1 to C.sub.8 alkyl groups, and R.sub.2 is the same or different and is selected from hydrogen and C.sub.1 to C.sub.3 alkyl groups.

Abstract: A traction fluid comprising a diester or its derivative represented by the formula ##STR1## wherein: A40 is an ester linkage of --COO-- or --OOC--;n is an integer of 1 to 6;R.sub.1 is independently selected from hydrogen and alkyl groups containing 1 to 8 carbon atoms; andR.sub.2 is independently selected from alkyl groups containing from 1 to 3 carbon atoms.

Abstract: In a process for preparing a diester of oxalic acid by the vapor phase catlytic reaction of carbon monoxide with an ester of nitrous acid in the presence of a catalyst composed of a solid carrier and a catalyst component supported on the carrier, the improvement wherein said catalyst component is composed of(a) a platinum-group metal or a salt thereof, and(b) at least one member selected from the group consisting of iron and an iron (II or III) compound,the atomic ratio of the component (a) to the component (b) as metal being from 10,000:1 to 1:4.

Abstract: Process for the selective oxidative carbonylation of a conjugated diene with carbon monoxide and an alcohol in a quantity of at least 2 mol equivalents per mol diene, in the presence of a catalyst system which comprises the following components:(a) a compound of a metal, selected from one or more platinum group metals,(b) an oxidizing agent in the form of quinone and/or derivatives thereof, and(c) a compound of a metal, selected from manganese or vanadium.

Abstract: Aqueous solutions which are obtained in the carbalkoxylation of olefinically unsaturated compounds and contain heterocyclic aromatic nitrogen bases, their transformation products and lower fatty acids and/or their salts are treated by a process in which (a) the aqueous solution is heated to 150.degree.-300.degree. C. under from 10 to 300 bar and (b) heterocyclic aromatic nitrogen bases which are formed again from the transformation products are then separated off.

Abstract: Hexene-1,6-dioates, readily hydrogenated into adipates (which in turn are conveniently hydrolyzed into adipic acid), are prepared by reacting carbon monoxide, an alcohol and at least one dichlorobutene, in the presence of a catalytically effective amount of palladium or a palladium compound and no more than two equivalents (relative to the dichlorobutene) of a tertiary amine reaction promoter; in an alternate embodiment, the tertiary amine and the dichlorobutene are first converted into a quaternary ammonium chloride intermediate.

Abstract: New succinic acid derivatives of the formula ##STR1## wherein A represents hydrogen, a naphthoxyethyl group of formula (b), ##STR2## or a substituted phenoxyethyl group of the formula ##STR3## and in this latter formula R stands for hydrogen or C.sub.1-4 alkyl,R.sup.1 is hydrogen, halo or C.sub.1-4 alkyl, andR.sup.2 and R.sup.3 each stand for hydrogen or halo,and agriculturally acceptable salts thereof are prepared by reacting succinic anhydride with an aryloxyethanol of the formula ##STR4## The new succinic acid drivatives of the formula (I) possess plant growth regulating properties.

Abstract: There are described vinyl ether terminated ester oligomers which cure or polymerize particularly rapidly, especially by cationic polymerization which is radiation induced in the presence of an onium salt. The oligomeric units arise from the reaction of a polycarboxylic acid having at least three carboxylic acid groups with a diol, although esters with triols and higher polyhydric diols also are useful, especially where an extensively cross-linked product is desired. The carboxyl-terminated oligomeric esters are esterfied with vinyl ether terminated alcohols which can be thought of as the adducts of alkynes and diols.

Abstract: A process for the preparation of polyester polyols having an acid number of less than 1, a hydroxyl number of approximately 20 to about 400, and having a functionality of efficaciously 2 to 3, wherein polycarboxylic acids and/or their anhydrides and multivalent alcohols are polycondensed, preferably in the absence of common esterification catalysts, at temperatures of from about 150.degree. to 250.degree. C., optionally under reduced pressure, up to an acid number of from 20 to 5. The resulting polycondensate is then oxyalkylated per carboxyl group using from 1 to 5 moles of an alkylene oxide, for example 1,2-propylene oxide and/or preferably ethylene oxide, in the presence of at least one tertiary amine catalyst from the group consisting of N-methylimidazole, diazabicyclo[2,2,2]octane, diazabicyclo[5,4,0]undec-7-ene and pentamethyldiethylenetriamine and mixtures thereof, in a quantity of from about 0.001 to 1.0 weight percent based on the weight of the polycondensate, at temperatures from about 100.degree.

Abstract: The present invention concerns a pharmacological vehicle or carrier system, which makes possible administration of the active ingredient with a high absorption thereof in the blood circulation of the patient treated therewith, in particular also in the case of oral administration. The pharmacological vehicle system according to the invention comprises ultrafine particles of a reaction product of a reactive derivative of an at least dibasic inorganic acid or an alkane-carboxylic acid having 2 or 3 carboxyl groups and optionally one or two hydroxy groups, wherein one bond of the dibasic inorganic acid or one carboxy group of the alkane-carboxylic acid is bonded to a pharmacological active ingredient containing a hydroxy group, SH group and/or a primary or secondary amino group having a ractive hydrogen atom on this group, and the other bond is bonded to the free hydroxy group of a glycerolipid having at least one free hydroxy group on the glycerol.

Abstract: The invention relates to a method for preparing microcellular polyurethane elastomer by reacting an organic isocyanate, a polyester polyol, a difunctional chain extender and a blowing agent, wherein at least a part of the polyester polyol used consists of a polyester polyol having a hydroxyl number between 28 and 112 and comprising units derived from aliphatic and/or aromatic dicarboxylic acids and from aliphatic, cycloaliphatic and/or heterocyclic glycols, as well as between 0.02 and 11 mole percent of units derived from monoalkanolamine with respect to the total amount of glycol and monoalkanolamine present in the polyester polyol.

Abstract: Use as lubricants, especially for tractive drives, of ester compounds of the general formula I ##STR1## wherein Cb denotes a carboxylic grouping which may be monocarboxylic (MCb) of formula --O--CO--or --CO--O--, dicarboxylic (DiCb) of formula --O--CO--R.sub.4 --CO--O--or --CO--O--R.sub.4 --O--CO--, or tetracarboxylic (TCb) of formula --O--CO--R.sub.5 --CO--O--R.sub.6 --O--CO--R.sub.5 --CO--O--; R.sub.4 represents an optionally substituted alkylene or alkenylene group, a C.sub.5-10 cycloalkylene group, a di-(C.sub.5-10 cycloalkylene) group, or a C.sub.5-10 cycloalkenylene group; R.sub.5 represents an alkylene group and R.sub.6 represents a cycloalkylene group;each group R.sub.3 individually represents a C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.3-20 mono- or polycycloalkyl group or a hydrogen atom; m and n are each 0 or 1;R.sub.1 represents an optionally substituted C.sub.4-10 tertiary alkyl group or an optionally substituted C.sub.3-8 cycloalkyl or C.sub.6-14 bicyclo or tricycloalkyl group; and R.sub.

Abstract: The invention relates to a chemiluminescent composition, i.e. one which emits light when its various constituent components are mixed together.The composition consists of at least two separate solutions of at least one oxalate, at least one fluorescent substance, hydrogen peroxide and at least one catalyst, in which those components which react together are kept separated. The characteristic of the 9,10-bis(phenylethynyl)anthracene is that the oxalate is a bis(dihalo-acylphenyl)oxalate. This compound is easily and economically produced and is easily soluble in the solvents used, to provide high-intensity light emission for long time periods. The 2,4- or 2,6-acyl substituted phenyloxalate also forms a subject matter of the invention.

Abstract: Acid half esters of the formula ##STR1## wherein R is an aliphatic radical of 16 to 24 carbon atoms, one of Y.sub.1 and Y.sub.2 is hydrogen and the other is phenyl, one of X.sub.1 and X.sub.2 is hydrogen and the other is methyl, one of Z.sub.1 and Z.sub.2 is hydrogen and the other is the maleic acid radical or the phthalic acid radical, m.sub.1 and m.sub.2 are each 0 or 1, s.sub.1, s.sub.2, p.sub.1 and p.sub.2 are integers, with the sum of s.sub.1 +s.sub.2 being 5 to 12 and the sum of p.sub.1 +p.sub.2 is 5 to 30.These compounds are suitable for a wide range of utilities in textile application. In particular, they are used as assistants for dyeing wool-containing fibre materials with anionic dyes or mixtures of dyes.

Abstract: Process for the preparation of diesters of 2-butenedioic acids by reacting an optionally substituted acetylenically unsaturated hydrocarbon having two carbon atoms less than said 2-butenedioic acid, carbon monoxide, a quinone in the presence of a of Group VIII noble metal or a compound thereof, and optionally, a redox agent.

Abstract: Preparation of diesters of alkanedioic acids by reacting a dihydrocarbyl peroxide with carbon monoxide and optionally with an alpha-ethylenically unsaturated compound in the presence of a solvent, a Group VIII noble metal or a compound thereof and of a cupric salt.

Abstract: An improved process for preparing glycol monoesters is provided which comprises reacting an alkylene oxide with a substantially hindered carboxylic acid in the presence of a hydroxy alkyl amine catalyst.

Abstract: A process for the production of diesters of oxalic acid by oxidative carbonylation of alcohols with carbon monoxide and oxygen as oxidizer at pressures of 1 to 700 atmospheres and in a temperature range between 20.degree. and 250.degree. C. in a reaction phase containing the alcohol and, as catalyst, palladium and at least one metal halide in catalytically effective amounts, whereby a catalyst system is used which consists of palladium, at least one metal halide, and an activated carbon which has been pretreated before use by heating to 200.degree.-1,500.degree. C. in a gas atmosphere G, differing from air.The gas atmosphere G, differing from air, consists, preferably, of at least one of the gases (a) nitrogen; (b) nitrogen compounds, except those with nitrogen-oxygen bonds; or (c) carbon monoxide; and may optionally contain an accompanying gas.

Abstract: A process for the carbonylation of a conjugated diene with CO and an alcohol or water in the presence of an aprotic solvent is carried out in the presence of a dissolved catalytic system prepared by combining a Pd(II) compound, at least 5 mol of a triarylphosphine per gram atom of Pd and at least 1 mol of HC1 per gram atom of trivalent P.

Abstract: Unsaturated polyesters of defined composition with a low content of polyalkylene glycol radicals in a narrow molecular weight range can be dispersed in water without external emulsifiers. These dispersions produce, after hardening, water and chemical resistant coatings with good mechanical properties.

Abstract: A process for the production of 1-alkoxyalkyl esters comprises reacting an unsaturated ester with an alcohol in the presence of a Lewis base containing catalyst. The Lewis base containing catalyst is preferably (i) an amidine, or (ii) a Lewis base and an epoxide or (iii) a trivalent organophosphorus compound in the presence of an activated alkene or alkyne. The process can be used to prepare, for example, 1-methoxyethyl acetate from vinyl acetate and methanol under mild conditions.

Abstract: A process for the preparation of succinic acid diesters by carbonylation of acrylic acid esters in the presence of alcohols, using a cobalt carbonyl complex as the catalyst and a heterocyclic nitrogen base as the promoter, at 80.degree.-200.degree. C. and under a carbon monoxide pressure of 60-300 bar, wherein the reaction is carried out in the presence of not less than 20% by weight, based on the amount of all the liquid constituents of the reaction mixture, of an inert liquid and the concentration of the acrylic acid ester is kept, for the predominant part of the reaction time, at below 15% by weight, again based on the amount of all liquid constituents.

Abstract: A process for the preparation of an ester of dicarboxylic acid from an alkene, carbon monoxide. The process is catalyzed by a catalyst which comprises a platinum group metal, for example palladium, and a copper compound. To avoid catalyst deactivation the process is carried out in the presence of a dihydrocarbyl peroxide which is reduced to a hydrocarbyl alcohol under the process conditions. The process can be used, for example, to prepare succinate esters from ethylene, carbon monoxide, an alcohol and a dihydrocarbyl peroxide such as di-tertiary butyl peroxide.

Abstract: A phenol derivative represented by the formula ##STR1## wherein R.sup.1 is a secondary or tertiary hydrocarbon residue of having 3 to 8 carbon atoms, R.sup.2 is a hydrocarbon residue having 1 to 12 carbon atoms, X is ##STR2## wherein R.sup.3, R.sup.4 and R.sup.5 each is an alkylene group having 1 to 4 carbon atoms, Z is an n-valent group and n is an integer of 1 to 8.This compound is effective to prevent the oxidation of organic materials.

Abstract: An N-t-alkyl-N-sec-alkyl secondary amine compound of the formula: ##STR1## wherein X, Y and Z are each independently selected from --H, --OH, or an alkyl group having from 1 to about 15 carbon atoms; and n is an integer of from 3 to about 6.

Abstract: Compounds having the general formula: ##STR1## wherein X is the 2-(1,7,7-trimethylbicyclo[2.2.1]hept-2-yl)oxy, R is --(CH.sub.2).sub.p -- where p varies from 1 to 3; R' is (CH.sub.2).sub.n -- where n varies from 1 to 7; R" is hydrogen or methyl; and m is 0 to 4.

Abstract: A method for making a diester of oxalic acid which comprises oxidatively carbonylating an alcohol having 1 to 10 carbon atoms with carbon monoxide and with oxygen at a pressure from 1 to 700 bars and at a temperature from 20.degree. C. to 250.degree. C. in a reaction phase comprising said alcohol having dissolved therein a catalyst system consisting essentially of, as cations, ions of palladium(II) and copper ions in a molar ratio of at least 0.2 and, as anions, halide ions and carboxylate ions having 1 to 6 carbon atoms, the amounts of all ions in said catalyst system being such that the solution of the cations and anions in the alcohol has a formal pH value, as determined electrometrically, between 8 and 5.

Abstract: Carboxylic acid esters are produced by the reaction of a carboxylic acid halide with a carbonate ester in the presence of an initiator. The reaction of a dicarboxylic acid dihalide and a bis(alkyl carbonate) ester produces a polymeric polyester.

Abstract: Disclosed are novel catalyst systems and method for curing a peroxide-curable ethylenically unsaturated (e.g. acrylic or vinyl) composition wherein the catalyst system is a combination of the peroxide curing agent and a Cu.sup.+1 activator or a combination of a peroxide curing agent and an activator system comprising a furfuryl alcohol and an acid catalyst. Also disclosed is a new catalyst system for curing ring compounds (e.g. epoxides) which comprises a combination of ferrocene and a diazonium salt of a Lewis acid. Preferred curable compositions are adhesives and especially acrylic adhesives and epoxy adhesives. Also disclosed is a new adhesion promoter which improves the adhesion of acrylic adhesive.

Abstract: (3-Aminopropoxy)bibenzyl derivatives are prepared and found useful as pharmaceutical agents, particularly as inhibitors of platelet aggregation.

Abstract: Dihydrocarbyl oxalates are produced by reacting under substantially anhydrous conditions a dihydrocarbyl peroxide with carbon monoxide in the presence of a catalyst comprising a platinum group metal in compound or elemental form and a copper compound, optionally in the presence as promoter of a heterocyclic aromatic nitrogen compound.

Abstract: A process for the preparation of nitrogen fertilizers, especially oxamide, either indirectly or directly from oxalate esters, including the regeneration of the quinone oxidant utilized in the formation of the above esters. The process teaches preparation of oxamide, a potential slow-release nitrogen fertilizer via the oxidative carbonylation of alcohols with carbon monoxide in the presence of a catalytic amount of a platinum group metal salt and an optionally substituted quinone (substituted or unsubstituted 2,5-cyclohexadiene-1,4-dione) followed by ammoniation of the filtered reaction mixture at room temperature, or below. High yields of isolated oxamide were obtained by regulating the temperature and pressure during the oxidative carbonylation and maintaining essentially anhydrous conditions throughout the process. In addition, nearly quantitative yields of the hydroquinones (1,4-dihydroxybenzenes) are recovered for recycle along with the solvents, or for other commercial uses.

Abstract: A polyether compound having ether groups and vinyl double bonds represented by formula (I) ##STR1## wherein R.sub.1 represents a residue of an organic compound having l active hydrogen atoms, n.sub.1 through n.sub.l each represents 0 or an integer of from 1 to 100, the sum of the integers represented by n.sub.1 through n.sub.l is from 1 to 100, andl represents an integer of from 1 to 100, and A represents ##STR2## and a process for production thereof; an epoxy resin represented by formula (II) ##STR3## wherein R.sub.1 and n.sub.1 through n.sub.l are defined above, and B is an oxycyclohexane unit having a substituent and is represented by formula (III) ##STR4## wherein X represents a ##STR5## --CH.dbd.CH.sub.2, or ##STR6## groups, wherein R.sub.

Abstract: The process comprises dimerizing methacrylic acid derivatives in the presence of an organic Co(II) glyoxime to produce 2,2-dimethyl-4-methyleneglutaric acid and/or derivatives thereof. Methacrylic acid derivatives include methacrylic acid or derivatives of methacrylic acid. The composition produced by the process comprises a glutaric dimer acid which can be further polymerized to form high molecular weight polymer useful as a binder in protective coatings.