| 分类号 |
C07C69/716;B01J27/055;B01J27/06;B01J27/10;B01J27/12;B01J27/16;B01J27/187;B01J27/24;C07B61/00;C07C1/00;C07C1/24;C07C15/12;C07C15/50;C07C45/00;C07C45/45;C07C45/61;C07C49/04;C07C49/16;C07C49/20;C07C49/203;C07C49/76;C07C49/782;C07C49/784;C07C67/00;C07C67/343;C07C253/00;C07C255/17;C08F4/48;C08F36/04;(IPC1-7):C07C49/04 |
主分类号 |
C07C69/716 |
