Abstract: New antimicrobial spirocarbocyclic compounds are described, having the general formula I, ##STR1## or an acid-addition salt thereof, in which R.sub.1 represents an optionally substituted alkyl, cycloalkyl, cycloalkylalkyl, alkoxy, cycloalkoxy, alkoxyalkyl, aralkyl groupR.sub.2 and R.sub.3 each independently represent hydrogen or an optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl, bicycloalkyl, tricycloalkyl, alkoxyalkyl, aralkyl, aryl or haloaralkyl, a 4- to 6-membered heterocyclyl, tetrahydrofuryl or dioxolanyl group, or R.sub.2 and R.sub.3, together represents an optionally substituted, saturated or unsaturated chain which may optionally contain one or more oxygen atoms and which may optionally be aryl- or cycloalkyl-fused, andn represents zero or an integer from 1 to 3.

Abstract: A method of treatment of a condition or disease related to the accumulation of calcium in the brain cells of a mammal which comprises administering to a subject in need thereof an effective amount of a compound of formula (I), wherein X is O, S, C.dbd.O or a bond; p and q are independently 0-4; R.sup.1 and R.sup.2 are each independently selected from the group consisting of hydrogen, C.sub.1-6 alkyl, C.sub.3-6 cycloalkyl or C.sub.3-6 cycloalkylC.sub.1-4 alkyl; n is 1, 2, 3 or 4; and Ar is phenyl optionally substituted by 1 to 3 substituents selected from; halo, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-2 alkylenedioxy, trifluoromethyl, trifluoromethoxy, CN, NO.sub.2, amino, mono- or di- alkylamino and Ph(Alk.sup.1).sub.r Y(Alk.sup.2).sub.s -- where Ph is optionally substituted phenyl, Y is a bond, oxygen or a carbonyl group, Alk.sup.1 and Alk.sup.2 are independently C.sub.1-4 alkyl which may be straight or branched and r and s are independently 0 or 1, provided that the length of (Alk.sup.1).sub.r Y(Alk.sup.

Abstract: Secondary amines having a hydrocarbon backbone, a functionality of at least 1 and a molecular weight of at least 74 are produced by reacting a hydrocarbon containing a leaving group with a primary amine, primary diamine, primary polyamine or ammonia at a temperature of from about 70.degree. to 250.degree. C.

Abstract: Compounds of the formula ##STR1## where the dotted line represents a bond or the absence of a bond, the wavy lines represent bonds which are either in cis or trans configuration; R.sub.1 represents H, or CO--R.sub.2 where R.sub.2 is lower alkyl of 1 to 6 carbons, carbocyclic aryl or heterocyclic aryl; or carbocyclic aryl or heteroaryl substituted lower alkyl group; X represents CO--NR.sub.3 R.sub.4, CH.sub.2 OH, CH.sub.2 OR.sub.5, CH.sub.2 O--COR.sub.6, and CH.sub.2 --NR.sub.3 R.sub.4, where R.sub.3 and R.sub.4 independently are H or lower alkyl, R.sub.5 is lower alkyl of 1 to 6 carbons, and R.sub.6 is lower alkyl of 1 to 6 carbons, carbocyclic aryl or heterocyclic aryl; or carbocyclic aryl or heteroaryl substituted lower alkyl group, and n is an integer between 0 and 8 are capable of lowering intraocular pressure in the eye of a mammal.

Abstract: 2-Amino-1,3-propanediol compounds of the formula (I) ##STR1## wherein R is an optionally substituted straight- or branched carbon chain, an optionally substituted aryl, an optionally substituted cycloalkyl or the like, and R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same or different and each is a hydrogen, an alkyl, an aralkyl, an acyl or an alkoxycarbonyl, pharmaceutically acceptable salts thereof and immunosuppressants comprising these compounds as active ingredients.The 2-amino-1,3-propanediol compounds of the present invention show immunosuppressive action and are useful for suppressing rejection in organ or bone marrow tranplantation, prevention and treatment of autoimmune diseases or as reagents for use in medicinal and pharmaceutical fields.

Abstract: In accordance with the present invention there is provided a cyclopentadienyl-type ligand represented by the formula ZA, wherein Z is a cyclopentadienyl-type group, wherein A is --YPR.sub.2, --YNR.sub.2, or --NR.sub.2, wherein Y is an alkylene group containing 1 to 24 carbon atoms, wherein each R is individually selected from alkyl groups containing 1 to 20 carbon atoms. Another aspect of the invention is to provide a metallocene represented by the formula ZAMX.sub.3, wherein Z and A are as described above, M is a Group IVB or VB transition metal, and X is a halide. Other aspects of the present invention include catalyst systems comprising the metallocenes and an organoaluminoxane, processes for preparing the above defined ligands, metallocenes and catalyst systems, and polymerization processes employing the catalyst systems.

Abstract: The invention relates to 7-[5-hydroxy-2-(hydroxyhydrocarbyl or heteroatom-substituted hydroxy hydrocarbyl)-3-hydroxycyclopentyl(enyl)] heptanoic or heptenoic acids and derivatives of said acids, wherein one or more of said hydroxy groups are replaced by an ether group. The compounds of the present invention are potent ocular hypotensives, and are particularly suitable for the management of glaucoma.

Abstract: A process for preparing an optically active 2-aminopropanal through oxidative cleavage of the corresponding optically active 3-amino-1,2-butanediol of the following formula (2): ##STR1## wherein R1 is a hydrocarbon group having 3 to 6 carbon atoms; R2 and R3 are each a hydrogen atom, or separately or together represent an N-protecting group; and the configuration at the *1 position is S or R. An optically active 2-aminopropanal of high purity can be obtained in a high yield by the process.

Abstract: The invention is directed to nitrogenous 1,3-substituted adamantanes, their preparation and use in synthesis of inorganic porous solids. The nitrogenous 1,3-substituted adamantanes are compounds having the formula: ##STR1## wherein R is a nitrogenous moiety selected from the group consisting of --(CH.sub.2).sub.n-1 CONR'.sub.2, --(CH.sub.2).sub.n NR'.sub.2 and --(CH.sub.2).sub.n NR'.sub.3.sup.+ A.sup.-, wherein R' is lower alkyl of 1 to 5 carbon atoms, n=1 to 5, R.sup.1 and R.sup.2 are selected from H and alkyl groups of 1 to 3 carbon atoms, and A.sup.- is an anion.

Abstract: The present invention relates to intermediates useful in a process for the preparation of a compound of the formula: ##STR1## wherein R.sub.2a is hydrogen or loweralkyl, R.sub.2b is hydrogen, loweralkyl, cycloalkyl or phenyl and R.sub.1 is cycloalkyl, cycloalkylalkyl, phenyl or benzyl. These intermediates are compounds of the formula: ##STR2## wherein P.sub.2 is an O-protecting group, P.sub.3 is an N-protecting group and R.sub.1, R.sub.2a and R.sub.2b are defined as above.

Abstract: Nitro polyamines, and especially dinitro polyamines, can be readily reduced by a catalyst of zerovalent nickel on silica where the silica contains not more than 10% alumina and where the nickel content of the finished catalyst may be as high as 85%. The reductions can be performed under relatively low temperatures between 40.degree. and 120.degree. C. to avoid the problem of heat lability of the reactant nitro polyamines. Hydrogenations proceed with good conversion as well as good selectivity and the method offers a means of continuous hydrogenation of nitro polyamines.

Abstract: Preparation of .alpha.,.omega.-aminoalcohols of the general formula IHO--CH.sub.2 --X--CH.sub.2 --NH.sub.2 (I),in which x denotes a C.sub.1 -C.sub.20 -alkylene chain optionally substituted by inert radicals and/or optionally interrupted by oxygen or nitrogen,by the reaction of .alpha.,.omega.-alkanediols of the general formula IIHO--CH.sub.2 --X--CH.sub.2 --OH (II),in which the connecting member x has the meanings stated above, with ammonia and a catalyst at a temperature ranging from 150.degree. to 300.degree. C. and under a pressure of from 50 to 300 bar, wherein the catalyst used is one whose catalytically active material consists of iron to an extent of from 5 to 100% w/w.

Abstract: N,N,N',N'-Tetrasubstituted 1,4-diamino-2-butenes where the substituents are alkyl, cycloalkyl, aralkyl, aryl or mixtures thereof provide effective antioxidant protection to lubricants and/or synthetic polymers.

Abstract: The process for preparing a compound of the formula:Cp'YNHRwherein: Cp' is a cyclopentadienyl or a substituted cyclopentadienyl group, Y is a covalent bridging group which contains one or more group 14 elements, and R is a C.sub.1 to C.sub.20 hydrocarbyl or substituted hydrocarbyl group, the process comprising reacting a ligand of the formula Cp'YX, wherein Cp' and Y are as defined above and X is halogen, with a substantially equimolar amount of a primary amine of the formula NH.sub.2 R, wherein R is as defined above, in an inert solvent in the presence of a HX scavenger at an elevated temperature of at least about 35.degree. C., so as to form said compound.

Abstract: A process for the preparation of a 2-(3-aminopropyl)-cycloalkylamine of the general formula I ##STR1## in which the subscript n is an integer from 1 to 4, from a 2-(2-cyanoethyl)-cycloalkanone of the general formula II ##STR2## in which the subscript n has the meaning stated, wherein the following stages are carried out in discrete reaction chambers:a) the 2-(2-cyanoethyl)-cycloalkanone of formula II is reacted in a first reaction chamber with excess ammonia over an acidic heterogeneous catalyst at a temperature from 20.degree. to 150.degree. C. and a pressure of from 15 to 500 bar, andb) in a second reaction chamber, the reaction product from stage a) is hydrogenated at a temperature of from 60.degree. to 150.degree. C. and a pressure of from 50 to 300 bar in the presence of excess ammonia over a catalyst containing cobalt, nickel, ruthenium, and/or some other noble metal, which catalyst optionally contains a basic component or is supported on neutral or basic supporting material.

Abstract: Vitamin D derivatives corresponding to the following formula I ##STR1## in which R.sub.1 denotes a substituted alkyl group having 1 to 15 carbon atoms, in particular the side chains of vitamin D.sub.2 (C.sup.20 to C.sup.28) or D.sub.3 (C.sup.20 to C.sup.

Abstract: Provided are cyclic hydrocarbons of Formula I ##STR1## with an aminoalkyl sidechain that are useful for treating phospholipase A2 mediated conditions, diabetes, and obesity.

Abstract: Azulenesquaric acid dyes of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each have specified meanings are prepared from azulene derivatives of the formula ##STR2## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each have specified meanings as intermediates, and used in an optical recording medium.

Abstract: 2-Aminodecalin derivatives of the formula I ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are H or methyl,A is H, OH, O-alkylcarbonyl, O-benzoyl or O-CH.sub.3,R.sup.4 is H, cyclopropyl, alkyl, alkenyl, or alkynyl,R.sup.5 is alkyl, alkenyl or alkynyl which is substituted or unsubstituted,cycloalkyl or cycloalkenyl whic is substituted or unsubstituted, substituted phenylalkyl, substituted cycloalkyl-alkyl, substituted 5-membered heterocyclic ring, bicycloalkyl-alkyl orR.sup.4 and R.sup.5, together with the nitrogen atom, are a substituted or unsubstituted, saturated or unsaturated piperidine radical,their plant-tolerated salts and N-oxides, and fungicides containing these compounds.

Abstract: Novel compounds have at least one perfluorocyclobutane ring and at least two functional groups suitable for forming condensation polymers. Preferably the compounds have a structures represented by Formula II: ##STR1## wherein R and R' independently represent optionally inertly substituted groups; X and X' represent any molecular structures which link R and R' with the perfluorocyclobutane ring; n and n' are the number of G and G' groups, respectively; and G and G' independently represent any reactive functional groups or any groups convertible into reactive functional groups. The compound are preferably prepared by a process of thermally dimerizing trifluorovinyl compound to form a compounds of Formula IG.sub.n --R--X--CF.dbd.CF.sub.2wherein G represents G or G' in Formula II; X represents X or X' of Formual II; and n represents n or n' of Formula II, to form a compound having a perfluorocyclobutane group.

Abstract: The invention also relates to carbacyclin derivatives of general formula I' ##STR1## wherein R.sub.9 is an alkyl group of 1-10 carbon atoms or the group --C.dbd.C--(CH.sub.2).sub.m --R.sub.6 whereinm is 1 to 16 andR.sub.6 is hydroxy on amino.

Abstract: Polyamines are produced by hydrolyzing an isocyanate compound in the presence of at least one of a selected group of catalysts and a water miscible polar organic solvent in substantially homogeneous phase at 40.degree.-170.degree. C. The catalyst employed is selected from potassium hydroxide, rubidium hydroxide, cesium hydroxide, potassium alcoholates, rubidium alcoholates, cesium alcoholates, potassium carboxylates, rubidium carboxylates and cesium carboxylates. These polyamines are useful in the production of polyurethane(urea)s.

Abstract: Novel fungicidally active decahydronaphth-2-yl-alkylamines of the formula ##STR1## in which A represents optionally substituted decahydronaphth-2-yl andR.sup.1 and R.sup.2 are identical or different and represent alkyl or alkenyl, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bound, represent an optionally substituted, saturated heterocycle which may contain further hetero atoms,or a plant-tolerated acid-addition salts thereof.

Abstract: New compounds having the formula:X--(YQNH.sub.2).sub.p Iwherein p is 1 or 2 and the residues QNH.sub.2 are the same or different and each is a residue of formula: ##STR1## wherein n is an integer from 1 to 15; R.sub.1 is C.sub.1 -C.sub.8 alkyl; R.sub.2 is C.sub.1 -C.sub.4 alkyl; or R.sub.1 and R.sub.2 ; together with the carbon atom to which they are attached, from a C.sub.5 -C.sub.8 cycloalkylene residue; R.sub.3 is H or C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.8 cycloalkyl or C.sub.6 -C.sub.10 aryl; and Y is a divalent residue of formula: ##STR2## wherein R.sub.4 and R.sub.5 are H or C.sub.1 -C.sub.4 alkyl or, when p is 1, the group R.sub.4, together with the group X, can form a tetramethylene chain substituted by the group QNH.sub.2, X is NH.sub.2 or QNH.sub.2 or X may be combined with R.sub.4 as hereinbefore defined; and, when p is 2, X is a direct bond or a --CH.sub.

Abstract: The subject invention relates to novel cyclopropanone hydrate derivatives of the structural formula ##STR1## whereinR.sub.1 and R.sub.2 are selected from the group consisting of --H, --(CH.sub.2).sub.n -- where n is an integer between 1 and 20, preferably 2 and 10, --COCH.sub.2 NH.sub.2, and ##STR2## and R.sub.3 and R.sub.4 selected from the group consisting of --H, --OH, 13 NH.sub.2, --CN, --COOR.sub.5, --COOH, --SH, --(CH.sub.2).sub.n OH, --(CH.sub.2).sub.n NH.sub.2, --(CH.sub.2).sub.n COOH, --(CH.sub.2).sub.n COOR.sub.5, --CCH.sub.3 OH (CH.sub.2).sub.n COOH, halogen and C.sub.7 -C.sub.10 arakyls, where n is an integer between 1 and 20, preferably 1 and 10, and R.sub.5 is an alkyl radical having between 1 and 20, preferably 1 and 10, carbon atoms;and to a process for the synthesis thereof.

Abstract: Bicyclic diamines are prepared by a process comprising reacting 5-vinyl-2-norbornene or norbornadiene, synthesis gas and an amine from the group consisting of primary amines and secondary amines in the presence of a catalyst comprising a ruthenium-containing compound, an amide solvent and a quaternary phosphonium salt.

Abstract: A process for the preparation of enamines or imines by isomerization of allylamine derivatives is described. Allylamine derivatives represented by formula (I): ##STR1## are isomerized using as a catalyst a rhodium complex represented by formula (IV):[Rh(olefin)L].sup.+ X.sup.- (IV)to form enamines or imines represented by, respectively, formula (II) or formula (III): ##STR2## All of the symbols in the above formulae are as described. These enamines or imines are useful intermediates for the preparation of a number of organic compounds.

Abstract: A compound of the formula ##STR1## and intermediates useful in preparing same.

Abstract: A process for the preparation of 2-alkyl cyclopent-2-enones having the formula: ##STR1## wherein R is as defined hereinafter. An .alpha.-olefin having the formula CH.sub.2 .dbd.CH--CH.sub.2 R is oxidized to the corresponding epoxide. The epoxide is reacted with an alkylating agent having the formula Na.sup.+ [CH(COOR").sub.2 ].sup.-, wherein R" is an ethyl, an isopropyl, or an isobutyl radical. An .alpha.-carbalkoxy-.gamma.-alkyl lactone is obtained, which, through saponification and decarboxylation, yields a .gamma.-alkyl lactone having the formula: ##STR2## which is reacted with a protic acid, thereby obtaining, by cyclization, the desired 2-alkylcyclopent-2-enone. The obtained products are intermediates for the production of pharmaceutical products and of drugs for veterinary use, in particular prostaglandin.

Abstract: A compound of the formula ##STR1## and intermediates useful in preparing same.

Abstract: Novel compounds of the following general formula: ##STR1##

Abstract: A compound having the formula: ##STR1## wherein n is an integer between 6 and 11, inclusive; or the pharmaceutically-acceptable salts thereof.The compounds of the present invention and compositions containing the same are useful as antimicrobial agents in the disinfection of healthy or injured skin or mucous or serous membranes.

Abstract: Novel compounds of the following general formula: ##STR1##

Abstract: Cyclopropylmethyl(ene) ethers have an outstanding action in microbicidal agents for preserving industrial materials from damage or destruction by microorganisms.

Abstract: Substituted cyclopropylmethyl(ene) ethers of the formula ##STR1## in which X.sup.1 and X.sup.2 are identical or different and represent halogen,R.sup.1 represents hydrogen or alkyl,R.sup.2 and R.sup.3 are identical or different and represent hydrogen, alkyl, optionally substituted aryl, halogenoalkyl, hetero-alkyl, alkoxyalkyl, alkylthioalkyl, optionally substituted alkenoxyalkyl, optionally substituted alkinoxyalkyl or (di)alkylaminoalkyl,R.sup.4 represents hydrogen or alkyl,R.sup.5 and R.sup.6 are identical or different and represent hydrogen or optionally substituted radicals from the series comprising alkyl, aryl and aralkyl andR represents a trihalogenoalkenyl, alkinyl or iodoalkinyl radical,exhibit some arthropodicidal activity and synergize other known arthropodicides.

Abstract: A method for preparing .beta.-acylenamine by condensing an oxime sulfonate with silyl enol ether in the presence of reagent, particularly the oxime sulfonate being represented by the following general formula.

Abstract: Novel compounds of the following general formula: ##STR1##

Abstract: The present specification provides novel analogs of carbacyclin (CBA.sub.2), 6a-carba-prostacyclin (6a-carba-PGI.sub.2), which have pronounced prostacyclin-like pharmacological activity, e.g., as platelet anti-aggregatory agents. Specifically the novel chemical analogs of CBA.sub.2 are those substituted by fluoro (C-5), alkyl (C-9), interphenylene (C-5), methano (C-6a,9), and an additional (olefinic) valence bond (C-6a,9). Further provided are benzindene analogs of CBA.sub.2 and substituted forms thereof, i.e., 9-deoxy-2', 9-methano (or 2', 9-methano)-3-oxa-4,5,6-trinor-3,7-(1',3'-interphenylene)-PGF.sub.1 compounds. Also provided are a variety of novel chemical intermediates, e.g., substituted bicyclo[3.3.0]octane intermediates, and chemical process utilizing such intermediates which are useful in the preparation of the novel CBA.sub.2 analogs.

Abstract: Novel compounds of the following general formula: ##STR1##

Abstract: Novel compounds of the following formula: ##STR1##

Abstract: Trans-3-(4'-tert.-Butylcyclohex-1'-yl)-2-methyl-1-dialkylaminopropanes of the formula I ##STR1## where R.sup.1 and R.sup.2 are each alkyl and the sum of the carbon atoms in R.sup.1 and R.sup.2 is 5, 6, or 7, and their salts with physiologically tolerated acids, and their preparation, are described. The novel compounds are useful as active compounds for drugs.

Abstract: 3-Aminomethyl-1-(3-aminopropyl-1-methyl)-4-methylcyclohexane and a process for the preparation of this new compound, which uses limonene and/or monohydroformylation products of limonene as starting substances and proceeds via a dihydroformylation product of limonene. The new compound is useful as a corrosion inhibitor, as a crosslinking agent for epoxide resins and as a chain lengthening agent for NCO prepolymers.

Abstract: Novel compounds of the following general formula: ##STR1##

Abstract: Prostaglandin and prostacyclin compounds which are fluorine substituted in any one or more of the following positions 4,4; 7,7; 10,10; and 5.

Abstract: The present specification provides novel analogs of carbacyclin (CBA.sub.2), 6a-carba-prostacyclin (6a-carba-PGI.sub.2), which have pronounced prostacyclin-like pharmacological activity, e.g., as platelet antiaggregatory agents. Specifically the novel chemical analogs of CBA.sub.2 are those substituted by fluoro (C-5), alkyl (C-9), interphenylene (C-5), and methano (C-6a,9). Further provided are benzindene analogs of CBA.sub.2 and substituted forms thereof, i.e., 9-deoxy-2',9-methano (or 2',9-metheno)-3-oxa-4,5,6-trinor-3,7-(1',3'-interphenylene)-PGF.sub.1 compounds. Also provided are a variety of novel chemical intermediates, e.g., substituted bicyclo[3.3.0]octane intermediates, and chemical process utilizing such intermediates which are useful in the preparation of the novel CBA.sub.2 analogs.

Abstract: A process for preparing substituted or unsubstituted benzoxazoline compound by reacting ammonia, a cycloalkanone and oxygen in the presence of metal cations.

Abstract: The present specification provides novel analogs of carbacyclin (CBA.sub.2), 6a-carba-prostacyclin (6a-carba-PGI.sub.2), which have pronounced prostacyclin-like pharmacological activity, e.g., as platelet anti-aggregatory agents. Specifically the novel chemical analogs of CBA.sub.2 are those substituted by fluoro (C-5), alkyl (C-9), interphenylene (C-5), and methano (C-6a,9). Further provided are benzindene analogs of CBA.sub.2 and substituted forms thereof, i.e., 9-deoxy-2',9-methano (or 2',9-metheno)-3-oxa-4,5,6-trinor-3,7-(1',3'-interphenylene)-PGF.sub.1 compounds. Also provided are a variety of novel chemical intermediates, e.g., substituted bicyclo[3.3.0]octane intermediates, and chemical process utilizing such intermediates which are useful in the preparation of the novel CBA.sub.2 analogs.

Abstract: The invention provides a process for solubilizing an organic or mineral salt in an organic solvent, said process comprising contacting an organic or mineral salt of the formula A.sup.- M.sup.+, wherein A.sup.- represents a mineral or organic anion and M.sup.+ represents a cation selected from the group consisting of the cation NH.sub.4.sup.+ and its derivatives and the cations derived from the metals of the groups I.sub.A, II.sub.A, III.sub.A, IV.sub.A, V.sub.A, VI.sub.A, VII.sub.A, VIII, I.sub.B, II.sub.B, III.sub.B, IV.sub.B and V.sub.B of the periodic table, with at least one sequestering agent which is soluble in said organic solvent, said sequestering agent having the formula:N[CHR.sub.1 --CHR.sub.2 --O--(CHR.sub.3 --CHR.sub.4 --O).sub.n --R.sub.5 ].sub.3 (I)wherein n is an integer from 0 to 10 inclusive; R.sub.1, R.sub.2, R.sub.3 and R.sub.4, which can be the same or different, are each a hydrogen atom or an alkyl radical having 1 to 4 carbon atoms; R.sub.

Abstract: The invention relates to novel basic ethers of the general formula /I/ and pharmaceutically acceptable acid addition salts and quaternary salts thereof, ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different and represent a C.sub.1-5 alkyl group or a C.sub.3-6 cycloalkyl group or they form, together with the adjacent nitrogen atom, a heterocyclic ring containing 4-7 carbon atoms and optionally a further hetero atom, e.g. an oxygen, sulfur or nitrogen atom, and this latter may be optionally substituted by a C.sub.1-3 alkyl, benzyl or phenyl group,R represents a phenyl, phenyl-/C.sub.1-3 alkyl/ or thienyl group optionally substituted by one or more halogen or C.sub.1-3 alkoxy substituent/s/,A represents a C.sub.2-5 straight or branched alkylene chain, and represents a valence bond of .alpha. or .beta. configuration.

Abstract: The present invention relates to novel compositions of matter and novel processes for preparing these compositions of matter. Moreover, there are provided novel methods by which certain of these novel compositions of matter are employed for pharmacologically useful purposes.