摘要:
Disclosed is a method for improving vibration damping of a substrate, such as the underbody of an automobile. The method comprises applying a plastisol which comprises a polymeric component and a plasticizer. The fused plastisol has improved damping behavior as determined using Dynamic Mechanical Thermal Analysis. Novel plastisols and novel plasticizers are also disclosed.
摘要:
The present invention relates to cyclopent(adi)ene compounds of formula (I) wherein the variables are as defined in the claims and description. The compounds are useful for combating or controlling invertebrate pests, in particular arthropod pests and nematodes. The invention also relates to a method for controlling invertebrate pests by using these compounds and to plant propagation material and to an agricultural and a veterinary composition comprising said compounds.
摘要:
The present invention discloses one-pot synthesis of various carboxylic acid derivatives using copper catalyst and sodium cyanide as the cyanide source for bringing in carbonylative coupling in a single step.
摘要:
La presente invención se refiere a un procedimiento para la preparación de diversos ésteres quirales con una elevada pureza enantiomérica, mediante reacciones de hidrogenación catalítica de ésteres de enol. Los ésteres quirales obtenidos y su uso para preparar, mediante hidrólisis, los correspondientes 2- alcanoles quirales son igualmente objetos de la presente invención.
摘要:
The present invention relates to a compound of formula (I): wherein: X is methyl or chlorine; R 1 is fluorine or bromine; R 2 is ethynyl, C 1 -C 3 alkoxy, C 1 -C 3 haloalkoxy, or C 1 -C 3 alkoxy-C 1 -C 3 alkoxy-; and Q is a pyran-3,5-dione-4-yl, a thiopyran-3,5-dione-4-yl, a piperidine-3,5-dione-4-yl, a cyclopentane-1,3-dione-2-yl, a cyclohexane-1,3, 5-trione-2-yl, a cyclohexane-1,3-dione-2-yl, or a cycloheptane-1,3-dione-2-yl, or a derivative thereof (e.g. a fused such as fused bicyclic derivative, and/or a spirocyclic derivative), or an enol ketone tautomer derivative thereof, wherein Q is further defined herein; and wherein the compound of formula (I) is optionally present as an agrochemically acceptable salt thereof. Preferably, X is methyl; and/or R 1 is fluorine; and/or R 2 is -O-R 2A , wherein R 2A is methyl, ethyl, trifluoromethyl, difluoromethyl, trifluoroethyl, or -CH 2 CH 2 OCH 3 . These compounds are suitable for use as herbicides. The invention therefore also relates to a method of controlling weeds, especially grassy monocotyledonous weeds, in crops of useful plants, comprising applying a compound of formula (I), or a herbicidal composition comprising such a compound, to the weeds and/or to the plants and/or to the locus thereof.
摘要:
This invention relates generally to enantiomerically enriched C-H activated ruthenium olefin metathesis catalyst compounds which are stereogenic at ruthenium, to the preparation of such compounds, and the use of such catalysts in the metathesis of olefins and olefin compounds, more particularly, in the use of such catalysts in enantio- and Z-selective olefin metathesis reactions. The invention has utility in the fields of catalysis, organic synthesis, polymer chemistry, and industrial and fine chemicals chemistry.
摘要:
A process for extracting polyester from an article using a solvent system comprising a compound according to any of general Formula I to VI wherein R 1 and R 2 are each independently selected from: hydrogen, alkyl, alkenyl, alkynyl, aryl or alkoxy groups; R 3 to R 12 are each independently selected from: hydrogen, alkyl, alkenyl, alkynyl, aryl or alkoxy groups; X is selected from O or S; and each of a to e is a carbon atom, wherein the total linear chain length of a-b-c-d-e is in the range of 2 to 5 carbons; R 13 and R 15 are both independently aryl groups; R 14 , R 16 , R 17 , R 18 and R 19 are each independently selected from hydrogen, alkyl, alkenyl, alkynyl or aryl groups; n is an integer in the range of 1 to 8; m is 3; and 1 is an integer in the range of 1 to 3; or combination thereof.
摘要翻译:一种使用包含根据通式I至VI中任一项的化合物的溶剂体系从制品中提取聚酯的方法,其中R 1和R 2各自独立地选自:氢,烷基,烯基,炔基,芳基或烷氧基; R 3至R 12各自独立地选自:氢,烷基,烯基,炔基,芳基或烷氧基; X选自O或S; a至e中的每一个为碳原子,其中a-b-c-d-e的总线性链长度在2至5个碳的范围内; R 13和R 15独立地为芳基; R 14,R 16,R 17,R 18和R 19各自独立地选自氢,烷基,烯基,炔基或芳基; n为1〜8的整数, m为3; 1为1〜3的整数, 或其组合。