申请人:Bromine Compounds Ltd.
公开号:EP0446718A2
公开(公告)日:1991-09-18
Compounds of the formula:
wherein:
n = 0 or 1;
R₁ and R₂ are C₁ to C₃ alkyl groups, or R₂ may be H when n = 0; and
Y is selected from the group:
or
wherein:
m = 1 - 6;
Z = SO₂, S, C = O, CH₂ or C(CH₃)₂;
and processes for their preparation are described.
式中的化合物:
其中
n = 0 或 1;
R₁ 和 R₂ 是 C₁ 至 C₃ 烷基,或者当 n = 0 时,R₂ 可以是 H;以及
Y 选自以下组群
或
其中
m = 1 - 6;
Z = SO₂、S,C = O、CH₂ 或 C(CH₃)₂;
及其制备工艺。