申请人:ZENECA LIMITED
公开号:EP0569139A2
公开(公告)日:1993-11-10
A compound of Formula (1):
wherein:
R is -H or alkyl;
R¹, R² and R³ each independently is -H or alkyl;
X is halogen, -SO₂alkyl, -CN, -CO₂alkyl, -CO₂alkylaryl, -CO₂aryl, -CO₂H or aryl; and
Y is H, alkyl, alkoxy, aryl or halogen, and a process for their preparation are disclosed.
The compounds of Formula (1) are useful as intermediates in the preparation of dyestuffs, pharmaceuticals and agrochemicals.
式 (1) 的化合物:
其中
R 是-H 或烷基
R¹、R² 和 R³ 各自独立地为-H 或烷基;
X 是卤素、-SO₂烷基、-CN、-CO₂烷基、-CO₂烷芳基、-CO₂芳基、-CO₂H 或芳基;以及
Y 是 H、烷基、烷氧基、芳基或卤素。
式(1)化合物可用作制备染料、药品和农用化学品的中间体。