申请人:Clariant GmbH
公开号:US20010050352A1
公开(公告)日:2001-12-13
Compounds of the formula (I)
1
in which X
1
=H or F, X
2
=H or F, and Y=Cl, Br or I, are prepared by reacting, in a solvent or solvent mixture at a temperature below −60° C., a halobenzene of the formula (II) with an organic lithium compound and then with a formyl equivalent of the formula (III)
2
and may be used as starting materials for preparing agrochemicals, electronic materials and pharmaceuticals.
公式(I)的化合物
1
其中X
1
=H或F,X
2
=H或F,Y=Cl,Br或I,是通过在低于-60°C的温度下,在溶剂或溶剂混合物中,将公式(II)的卤代苯与有机锂化合物反应,然后与公式(III)的甲酰基等效物反应而制备的
2
,可以用作制备农用化学品、电子材料和药品的起始材料。