会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明申请
    • CATALYTIC PROCESS FOR PREPARING (METH)ACRYLIC ESTERS OF N-HYDROXYALKYLATED LACTAMS
    • US20100113725A1
    • 2010-05-06
    • US12524587
    • 2008-02-11
    • Hermann BergmannFrank HoeferMaximilian Angel
    • Hermann BergmannFrank HoeferMaximilian Angel
    • C08F4/10C08F4/50C08F4/46C08F4/08
    • C07D207/273
    • A process for preparing (meth)acrylic esters (F) of N-hydroxyalkylated lactams, in which cyclic N-hydroxyalkylated lactams (L) in which R1 is C1-C5-alkylene, or C2-C20-alkylene interrupted by one or more oxygen and/or sulfur atoms and/or one or more substituted or unsubstituted imino groups and/or by one or more cycloalkyl, —(CO)—, —O(CO)O—, —(NH)(CO)O—, —O(CO)(NH)—, —O(CO)— or —(CO)O— groups, where the radicals mentioned may each be substituted by aryl, alkyl, aryloxy, alkyloxy, heteroatoms and/or heterocycles, with the proviso that R1 must not have any atom other than a carbon atom directly adjacent to the lactam carbonyl group, R2 is C1-C20-alkylene, C5-C12-cycloalkylene, C6-C12-arylene, or C2-C20-alkylene interrupted by one or more oxygen and/or sulfur atoms and/or one or more substituted or unsubstituted imino groups and/or by one or more cycloalkyl, —(CO)—, —O(CO)O—, —(NH)(CO)O—, —O(CO)(NH)—, —O(CO)— or —(CO)O— groups, where the radicals mentioned may each be substituted by aryl, alkyl, aryloxy, alkyloxy, heteroatoms and/or heterocycles, or R2—OH is a group of the formula —[Xi]k—H, k is from 1 to 50 and Xi, for each i=1 to k, may each independently be selected from the group of —CH2—CH2—O—, —CH2—CH2—N(H)—, —CH2—CH2—CH2—N(H)—, —CH2—CH(NH2)—, —CH2—CH(NHCHO)—, —CH2—CH(CH3)—O—, —CH(CH3)—CH2—O—, —CH2—C(CH3)2—O—, —C(CH3)2—CH2—O—, —CH2—CH2—CH2—O—, —CH2—CH2—CH2—CH2—O—, —CH2—CHVin-O——CHVin-CH2—O—, —CH2—CHPh-O— and —CHPh-CH2—O—, in which Ph is phenyl and Vin is vinyl, in the presence of at least one catalyst (K) selected from the group consisting of alkali metal hydroxides, alkaline earth metal hydroxides and metal acetylacetonates, is esterified with (meth)acrylic acid (S) or transesterified with at least one (meth)acrylic ester (D).
    • 3. 发明申请
    • CATALYTIC PROCESS FOR PREPARING (METH)ACRYLIC ESTERS OF N-HYDROXYALKYLATED LACTAMS
    • US20100010236A1
    • 2010-01-14
    • US12525826
    • 2008-02-11
    • Hermann BergmannFrank HoeferMaximilian Angel
    • Hermann BergmannFrank HoeferMaximilian Angel
    • C07D201/08
    • C07D207/12
    • A process for preparing (meth)acrylic esters (F) of N-hydroxyalkylated lactams, in which cyclic N-hydroxyalkylated lactams (L) in whichR1 is C1-C5-alkylene, or C2-C20-alkylene interrupted by one or more oxygen and/or sulfur atoms and/or one or more substituted or unsubstituted imino groups and/or by one or more cycloalkyl, —(CO)—, —O(CO)O—, —(NH)(CO)O—, —O(CO)(NH)—, —O(CO)— or —(CO)O— groups, where the radicals mentioned may each be substituted by aryl, alkyl, aryloxy, alkyloxy, heteroatoms and/or heterocycles,with the proviso that R1 must not have any atom other than a carbon atom directly adjacent to the lactam carbonyl group,R2 is C1-C20-alkylene, C5-C12-cycloalkylene, C6-C12-arylene, or C2-C20-alkylene interrupted by one or more oxygen and/or sulfur atoms and/or one or more substituted or unsubstituted imino groups and/or by one or more cycloalkyl, —(CO)—, —O(CO)O—, —(NH)(CO)O—, —O(CO)(NH)—, —O(CO)— or —(CO)O— groups, where the radicals mentioned may each be substituted by aryl, alkyl, aryloxy, alkyloxy, heteroatoms and/or heterocycles, orR2—OH is a group of the formula —[Xi]k—H,k is from 1 to 50 andXi, for each i=1 to k, may each independently be selected from the group of —CH2—CH2—O—, —CH2—CH2—N(H)—, —CH2—CH2—CH2—N(H)—, —CH2—CH(NH2)—, —CH2—CH(NHCHO)—, —CH2—CH(CH3)—O—, —CH(CH3)—CH2—O—, —CH2—C(CH3)2—O—, —C(CH3)2—CH2—O—, —CH2—CH2—CH2—O—, —CH2—CH2—CH2—CH2—O—, —CH2—CHVin—O—, —CHVin—CH2—O—, —CH2—CHPh—O— and —CHPh—CH2—O—, in which Ph is phenyl and Vin is vinyl,in the presence of at least one metal salt of C1-C10-alkoxides (A), is esterified with (meth)acrylic acid (S) or transesterified with at least one (meth)acrylic ester (D), in which the metal salt of C1-C10-alkoxides (A) used as a catalyst is added in the absence of solvents and completely at the start of the reaction.
    • 5. 发明授权
    • Process for preparing (meth)acrylic esters of N-hydroxyalkylated imidazoles
    • 制备N-羟烷基化咪唑的(甲基)丙烯酸酯的方法
    • US08026374B2
    • 2011-09-27
    • US12525686
    • 2008-02-11
    • Hermann BergmannFrank Hoefer
    • Hermann BergmannFrank Hoefer
    • C07D233/60C07C69/00
    • C07D233/60
    • A process for preparing (meth)acrylic esters (F) of N-hydroxyalkylated imidazoles, wherein N-hydroxyalkylated imidazoles (I), in which R1 and R2 may each independently be hydrogen or C1-C20-alkyl, R3, R4 and R5 are each independently hydrogen or C1-C20-alkyl, C1-C20-alkylcarbonyl, C2-C20-alkenyl, C2-C20-alkenylcarbonyl, C2-C20-alkynyl, C2-C20-alkynylcarbonyl, C3-C15-cycloalkyl, C3-C15-cycloalkylcarbonyl, aryl, arylcarbonyl, a heterocycle or a halogen atom, and m and n are each integers in the range of in each case from 0 to 20, where m and n cannot simultaneously be 0, and in which the particular units bracketed by the variables m and n are present in any sequence, and in which, in the case that m≧2, the R1 and R2 radicals are in each case independent in the particular units, in the presence of at least one catalyst (K), are esterified with (meth)acrylic acid (S) or transesterified with at least one (meth)acrylic ester (D).
    • 制备N-羟烷基化咪唑的(甲基)丙烯酸酯(F)的方法,其中R 1和R 2可各自独立地为氢或C 1 -C 20烷基,R 3,R 4和R 5为N-羟烷基化的咪唑(I) 各自独立地为氢或C 1 -C 20烷基,C 1 -C 20烷基羰基,C 2 -C 20 - 烯基,C 2 -C 20 - 烯基羰基,C 2 -C 20炔基,C 2 -C 20炔基羰基,C 3 -C 15 - 环烷基,C 3 -C 15 - 环烷基羰基,芳基,芳基羰基,杂环或卤素原子,m和n各自为0〜20的整数,m和n不能同时为0,其中由 变量m和n以任何顺序存在,其中在m≥2的情况下,R1和R2基团在每种情况下在特定单元中独立,在至少一种催化剂(K)的存在下,为 用(甲基)丙烯酸(S)酯化,或与至少一种(甲基)丙烯酸酯(D)酯交换。