Cyanate ester compounds and cured products thereof
    3.
    发明授权
    Cyanate ester compounds and cured products thereof 失效
    氰酸酯化合物及其固化产物

    公开(公告)号:US08779162B2

    公开(公告)日:2014-07-15

    申请号:US13522528

    申请日:2011-01-18

    IPC分类号: C07D209/34

    摘要: There is provided a novel cyanate ester compound that can provide a cured product possessing excellent heat resistance. The cyanate ester compound is represented by general formula (1): wherein R1 represents an aromatic substituent having 6 to 10 carbon atoms or an alkyl group having 1 to 20 carbon atoms; Rx1's each independently represent a hydrogen atom, an alkyl or alkoxy group having 1 to 20 carbon atoms, or a halogen; Ry1's each independently represent a hydrogen atom, an alkyl or alkoxy group having 1 to 20 carbon atoms, or a halogen; m is an integer of 0 to 4; and n is an integer of 0 to 4.

    摘要翻译: 提供了一种新颖的氰酸酯化合物,其可以提供具有优异耐热性的固化产物。 氰酸酯化合物由通式(1)表示:其中R 1表示具有6至10个碳原子的芳族取代基或具有1至20个碳原子的烷基; Rx1各自独立地表示氢原子,碳原子数1〜20的烷基或烷氧基或卤素; Ry1各自独立地表示氢原子,碳原子数1〜20的烷基或烷氧基或卤素; m为0〜4的整数。 n为0〜4的整数。

    PROCESS FOR PRODUCING OPTICALLY ACTIVE NITROALCOHOLS
    4.
    发明申请
    PROCESS FOR PRODUCING OPTICALLY ACTIVE NITROALCOHOLS 失效
    生产光学活性硝基醇的方法

    公开(公告)号:US20050215832A1

    公开(公告)日:2005-09-29

    申请号:US10979795

    申请日:2004-11-02

    摘要: The present invention relates to a process for producing optically active β-nitroalcohols wherein nitroaldol reactions of aldehydes and nitroalkanes are carried out in the presence of a base and an optically active metal complex catalyst represented by the following formula (c): (where R4, R5, and R6 represent a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, an acyl group, an alkoxycarbonyl group, or an aryloxycarbonyl group, and R5 and R6 may be linked together to form a ring; X* represents a hydrocarbon group having an asymmetric carbon atom or axial asymmetry; M represents a cobalt ion or a chromium ion; and Y represents an anion capable of forming a salt when the valence of M is larger than that of a ligand).

    摘要翻译: 本发明涉及一种制备光学活性β-硝基醇的方法,其中醛和硝基烷烃的硝基醛反应在碱存在下进行,和由下式(c)表示的光学活性金属络合物催化剂进行:(其中R' O 4,R 5,R 6和R 6表示氢原子,烷基,烯基,芳基,酰基, 烷氧基羰基或芳氧基羰基,R 5和R 6可以连接在一起以形成环; X *表示烃基 具有不对称碳原子或轴向不对称; M表示钴离子或铬离子; Y表示当M的化合价大于配体的化合价时能形成盐的阴离子)。

    CYANATE ESTER COMPOUNDS AND CURED PRODUCTS THEREOF
    6.
    发明申请
    CYANATE ESTER COMPOUNDS AND CURED PRODUCTS THEREOF 失效
    氰酸酯化合物及其固化产物

    公开(公告)号:US20130023640A1

    公开(公告)日:2013-01-24

    申请号:US13522528

    申请日:2011-01-18

    IPC分类号: C07D209/34 C08G18/78

    摘要: There is provided a novel cyanate ester compound that can provide a cured product possessing excellent heat resistance. The cyanate ester compound is represented by general formula (1): wherein R1 represents an aromatic substituent having 6 to 10 carbon atoms or an alkyl group having 1 to 20 carbon atoms; Rx1's each independently represent a hydrogen atom, an alkyl or alkoxy group having 1 to 20 carbon atoms, or a halogen; Ry1's each independently represent a hydrogen atom, an alkyl or alkoxy group having 1 to 20 carbon atoms, or a halogen; m is an integer of 0 to 4; and n is an integer of 0 to 4.

    摘要翻译: 提供了一种新颖的氰酸酯化合物,其可以提供具有优异耐热性的固化产物。 氰酸酯化合物由通式(1)表示:其中R 1表示具有6至10个碳原子的芳族取代基或具有1至20个碳原子的烷基; Rx1各自独立地表示氢原子,碳原子数1〜20的烷基或烷氧基或卤素; Ry1各自独立地表示氢原子,碳原子数1〜20的烷基或烷氧基或卤素; m为0〜4的整数。 n为0〜4的整数。

    Process for producing optically active nitroalcohols
    10.
    发明授权
    Process for producing optically active nitroalcohols 失效
    光学活性硝基醇的制备方法

    公开(公告)号:US06977315B2

    公开(公告)日:2005-12-20

    申请号:US10979795

    申请日:2004-11-02

    摘要: The present invention relates to a process for producing optically active β-nitroalcohols wherein nitroaldol reactions of aldehydes and nitroalkanes are carried out in the presence of a base and an optically active metal complex catalyst represented by the following formula (c): (where R4, R5, and R6 represent a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, an acyl group, an alkoxycarbonyl group, or an aryloxycarbonyl group, and R5 and R6 may be linked together to form a ring; X* represents a hydrocarbon group having an asymmetric carbon atom or axial asymmetry; M represents a cobalt ion or a chromium ion; and Y represents an anion capable of forming a salt when the valence of M is larger than that of a ligand).

    摘要翻译: 本发明涉及一种制备光学活性β-硝基醇的方法,其中醛和硝基烷烃的硝基醛反应在碱存在下进行,和由下式(c)表示的光学活性金属络合物催化剂进行:(其中R' O 4,R 5,R 6和R 6表示氢原子,烷基,烯基,芳基,酰基, 烷氧基羰基或芳氧基羰基,R 5和R 6可以连接在一起形成环; X *表示具有不对称碳原子或轴向的烃基 不对称; M表示钴离子或铬离子; Y表示当M的化合价大于配体的价数时能形成盐的阴离子)。