| 摘要 |
The present invention relates to processes for the preparation of a compound of the formulawherein W is nitrogen or -CR<3>; R<1 >is halogen, haloalkyl, haloalkoxy, R<4>S(O)n- or -SF5; R<2 >is hydrogen; R<3 >is halogen; R<4 >is alkyl or haloalkyl; and n is 0, 1 or 2. |
