| 摘要 |
Disclosed is a method for preparing a compound of Formula (1) comprising contacting a compound of Formula (2) with a metal cyanide reagent, a copper (1) sail reagent, an iodide salt reagent and at least one compound of Formula (3), wherein Ris NHRor OR; Ris CHor Cl; Ris H, C-Calkyl, cyclopropyl, cyclopropylcyclopropyl, cyclo-propylmethyl or methylcyclopropyl; Ris H or C-C, alkyl; X is Br or Cl; and R, R, Rand Rare as defined in the disclosure. Also disclosed is a method for preparing a compound of Formula (4) wherein R, R, Rand Z are as defined in the disclosure, using a compound of Formula (1) characterized by preparing the compound of Formula (1) by the method disclosed above or using a compound of Formula (1) prepared by the method disclosed above., 1,, 2,, 3,, 4. |
