METHOD FOR PRODUCING ASYMMETRIC TETRASUBSTITUTED CARBON ATOM-CONTAINING COMPOUND
    41.
    发明申请
    METHOD FOR PRODUCING ASYMMETRIC TETRASUBSTITUTED CARBON ATOM-CONTAINING COMPOUND 失效
    用于生产不对称四面体碳纳米管的化合物的方法

    公开(公告)号:US20090054648A1

    公开(公告)日:2009-02-26

    申请号:US11914952

    申请日:2006-05-19

    摘要: The invention provides an industrial method for producing a spiroaminopyrrolidone derivative, which is an intermediate for producing a quinolone antibacterial agent.The invention provides a method for producing a compound represented by formula (2): (wherein n is an integer of 2 to 5; R1 represents a (substituted) alkyl group or a (substituted) aryl group; and R2 represents a (substituted) alkoxycarbonyl group, a (substituted) aralkyloxycarbonyl group, a (substituted) aliphatic acyl group, or a (substituted) aromatic acyl group), which includes treating a compound represented by formula (1): (wherein n, R1, and R2 are the same as defined above; and R3 represents a hydrogen atom, a (substituted) alkyl group, or a (substituted) aralkyl group) under a hydrogen gas atmosphere in the presence of a metallic catalyst.

    摘要翻译: 本发明提供一种生产螺环氨基吡咯烷酮衍生物的工业方法,其是用于生产喹诺酮抗菌剂的中间体。 本发明提供一种制备由式(2)表示的化合物的方法:(其中n为2至5的整数; R 1表示(取代的)烷基或(取代的)芳基; R 2表示(取代的) 烷氧基羰基,(取代的)芳烷氧基羰基,(取代的)脂族酰基或(取代的)芳族酰基),其包括处理由式(1)表示的化合物:其中n,R1和R2是 在氢气气氛下,在金属催化剂的存在下,R 3表示氢原子,(取代的)烷基或(取代的)芳烷基)。

    Merocyanine dye and use thereof
    48.
    发明申请
    Merocyanine dye and use thereof 有权
    梅花菁染料及其用途

    公开(公告)号:US20070085074A1

    公开(公告)日:2007-04-19

    申请号:US11549563

    申请日:2006-10-13

    摘要: The present invention provides a blue laser light-absorbent substance, which is suitably used in organic photo conductor, laser optical data carrier or organic light-emitting diodes. The blue laser light-absorbent substance includes a merocyanine compound of the general formula (1) wherein n is an integer of from 0 to 3; R1 is unsubstituted or phenyl-, halogen-, ester-, siliy-substituted linear or branched alkyl group having 1 to 6 carbon atoms; R2 is unsubstituted or substituted phenyl, benzyl or naphthyl; N and R1R2 together represent aromatic-fused N-containing heterocyclic group (NR1R2); Y1 is unsubstituted or substituted alkoxy group having 1 to 8 carbon atoms; Y2 is cyano, nitro, halogen or carboxylate; or O and Y1Y2 together represent epoxy or N-containing heterocyclic hydrocarbonyl ketone (OY1Y2).

    摘要翻译: 本发明提供了适用于有机光导体,激光光数据载体或有机发光二极管的蓝色激光吸收物质。 蓝色激光吸收物质包括通式(1)的部花青化合物,其中n为0-3的整数; R 1是未取代的或具有1至6个碳原子的苯基,卤素,酯,硅烷基取代的直链或支链烷基; R 2是未取代或取代的苯基,苄基或萘基; N和R 1 R 2 2一起代表芳香族稠合的含N杂环基团(NR 1 R 2 R 2) ; Y 1是未取代或取代的碳原子数为1〜8的烷氧基; Y 2是氰基,硝基,卤素或羧酸酯; 或O和Y 1 Y 2 2一起代表环氧或含氮杂环烃基酮(OY 1 Y 2) )。