分类号 |
C07C301/00;C07C67/00;C07C229/64;C07C309/49;C07C311/37;C07C311/39;C07C313/00;C07C317/32;C07C317/36;C07C319/20;C07C323/41;C07C323/48;C07C323/63;C07C323/65;C07C323/66;C07C323/67;C07F9/38;C09B29/01;C09B29/32;C09B29/33;C09B31/02;C09B31/22;C09B62/006;C09B62/47;C09B69/00;(IPC1-7):C09B29/30;C07C143/67;C09B31/08;D06P1/02 |
主分类号 |
C07C301/00 |