摘要:
An object of the present invention is to provide a novel complex having at least two carbon-carbon double bonds and/or carbon-carbon triple bonds. The present invention provides a complex represented by a structural formula (2): [In the structural formula (2), M1 to M4 are identical to or different from each other and represent a metal atom, R1 to R6 are identical to or different from each other and represent a hydrogen atom, an alkyl group having 1 to 18 carbon atoms, an alkenyl group having 2 to 18 carbon atoms or an alkynyl group having 2 to 18 carbon atoms, and at least two of R1 to R6 are the alkenyl group having 2 to 18 carbon atoms or the alkynyl group having 2 to 18 carbon atoms.].
摘要:
The present invention relates to novel fatty acid analogous of the general formula (I): R1—[xi—CH2]n—COOR2 wherein R1 is: a C6-C24 alkene with one or more double bonds and/or with one or more triple bonds, and/or a C6-C24 alkyne, and/or a C6-C24 alkyl substituted in one or several positions with one or more compounds selected from the group comprising fluoride, chloride, hydroxy, C1-C4 alkoxy, C1-C4 alkylthio, C2-C5 acyloxy or C1-C4 alkyl, and wherein R2 represents hydrogen or C1-C4 alkyl, and wherein n is an integer from 1 to 12, and wherein i is an odd number and indicates the position relative to COOR2, and wherein Xi independent of each other are selected from the group comprising O, S, SO, SO2, Se and CH2, and with the proviso that at least one of the Xi is not CH2, and with the proviso that if R1 is an alkye, then the carbon-carbon triple bond is positioned between the (ω-1) carbon and the (ω-2) carbon, or between the (ω-2) carbon and the (ω-3) carbon, or between the (ω-3) carbon and the (ω-4) carbon, a salt, prodrug or complex thereof, which can be used for the treatment and/or prevention of syndrome X, obesity, hypertension, fatty liver, diabetes, hyperglycaemia, hyperinsulinemia and stenosis. Further, the invention relates to a nutritional composition comprising said fatty acid analogues, and a method for reducing the total weight, or the amount of adipose tissue in an animal.
摘要:
Novel intermediates, i.e., N-(2S-(2-propenyl)octanoyl)-(1S)-(−)-2,10-camphorsultam, N-(2S-(2-propynyl)octanoyl)-(1S)-(−)-2,10-camphorsultam and N-(2R-(2-propyl)octanoyl)-(1S)-(−)-2,10-camphorsultam; processes for the preparation of the intermediates; and processes for the preparation of optically active 2S-(2-propenyl)octanoic acid, 2S-(2-propynyl)octanoic acid and 2R-propyloctanoic acid by using the same. Optically active 2R-propyloctanoic acid equivalent or superior to that prepared by the process of the prior art in optical purity can be efficiently prepared in shorter reaction steps.
摘要:
The present invention provides a compound having the structure: ##STR1## wherein R is a branched or unbranched C1-C30 alkyl, alkenyl or alkynl; or a branched or unbranched C1-C30 alkyl, alkenyl or alkynl substituted with S, O, N, P, SO.sub.2, F, Cl, Br, or I, wherein S, O, N, P, or SO.sub.2 replaces at least one --CH.sub.2 --, and F, Cl, Br, or I replaces at least one H. The present invention also provides a pharmaceutical composition comprising the compound above, as well as a method for treating a mycobacterial disease or infection in a subject in need of such treatment by administering to the subject an effective amount of the compound above.
摘要:
The invention provides compounds which are effective antiepileptics and at the same time display only a slight sedative and teratogenic effect and have the formula ##STR1## where the compounds of the formulae (I) and (II) can also be mono- or polyunsaturated, in which R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each, independently of one another, hydrogen or a C.sub.1 -C.sub.6 -alkyl group, R.sup.5 is hydrogen or a C.sub.1 -C.sub.2 -alkyl group, and at least one of the radicals R.sup.1 to R.sup.4 in the compounds of the formulae (I) and (II) is different from hydrogen, where the compounds of the formula (I), in the case where a center of asymmetry is present on the carbon atom in position 2, and the compounds of the formulae (II), (III) and (IV) are in the form of their racemate, their pure enantiomers or a mixture of their enantiomers which differs from the racemate, and pharmaceutically compatible salts thereof.
摘要:
This invention relates to a mixture of imageable polyacetylenic compounds which have similar photosensitivities and which are visually imageable in complementary colors combinable to provide a black image, which mixture contains at least one polyacetylenic metal salt which produces a color, preferably a metal salt of a diacetylene C.sub.6 to C.sub.48 mono- or dicarboxylic acid, which is complementary to a color produced by another polyacetylenic metal salt or non-metallic polyacetylenic compound contained in the mixture or in an another integral color forming layer. The invention also pertains to the use of said mixture and the manner of its preparation.
摘要:
This invention relates to novel ester compounds derived from alkynoic acids and to their preparation. This invention is also directed to insecticidal and miticidal compositions comprising an acceptable carrier and an insecticidally or miticidally effective amount of a novel ester compound of this invention as well as a method of controlling pests by subjecting them to an insecticidally or miticidally effective amount of a novel ester compound of this invention.
摘要:
An improved process for the manufacture of cis-8-dodecen-1-ol acetate, the sex pheromone of the oriental fruit moth Cydia molesta, comprises the steps of: i. reacting 1-chloro-6-iodohexane with pent-1-yne in liquid ammonia in the presence of lithium amide as a catalyst; ii. reacting the product of step (i) with an alkali metal cyanide in the presence of a metal iodide as catalyst; iii. subjecting the product of step (ii) to alkaline hydrolysis; iv. reducing the product of step (iii) with sodium bis(methoxyethoxy) aluminium hydride; v. acetylating the product of step (iv); and vi. reducing the product of step (v) with bis(sec-isoamyl)borane.
摘要:
A series of amino esters of 4-pentynoic acid substituted in 2position with propyl or phenyl, as well as acid addition salts and quaternary compounds thereof. The compounds are effective therapeutic agents having antispasmatic action as well as a regulatory effect on gastric and intestinal hyperkinesia. The invention also relates to methods of producing these compounds.
摘要:
Synthesis of cis 2-(1''-methyl-2''-isopropenylcyclobutyl)ethanol, a component of the boll weevil sex attractant, and intermediates therefor, in which 5-hydroxy-pent-2-ynoic acid or ethers thereof is methylated followed by cyclization to yield 3-methylpent-2eno-5-lactone which is irradiated in presence of ethylene to yield 2,3-cycloethylene-3-methylpentano-5-lactone which is cleaved and converted into 2-(1''-methyl-2''isopropenylcyclobutyl)ethanol.