Described herein are precursors and methods for forming silicon-containing films. In one aspect, there is provided a precursor of Formula I:
wherein R
1
is selected from linear or branched C
3
to C
10
alkyl group, linear or branched C
3
to C
10
alkenyl group, linear or branched C
3
to C
10
alkynyl group, C
1
to C
6
dialkylamino group, electron withdrawing group, and C
6
to C
10
aryl group; R
2
is selected from hydrogen, linear or branched C
1
to C
10
alkyl group, linear or branched C
3
to C
6
alkenyl group, linear or branched C
3
to C
6
alkynyl group, C
1
to C
6
dialkylamino group, C
6
to C
10
aryl group, linear or branched C
1
to C
6
fluorinated alkyl group, electron withdrawing group, and C
4
to C
10
aryl group; optionally wherein R
1
and R
2
are linked together to form ring selected from substituted or unsubstituted aromatic ring or substituted or unsubstituted aliphatic ring; and n=1 or 2.
本文描述了形成含
硅薄膜的前体和方法。在其中一个方面,提供了式I的前体:其中,R1选自线性或支链的C3到C10烷基,线性或支链的C3到C10烯基,线性或支链的C3到C10炔基,C1到C6二烷基
氨基,电子提取基团和C6到C10芳基;R2选自氢,线性或支链的C1到C10烷基,线性或支链的C3到C6烯基,线性或支链的C3到C6炔基,C1到C6二烷基
氨基,C6到C10芳基,线性或支链的C1到C6
氟代烷基,电子提取基团和C4到C10芳基;可选地,其中R1和R2连接在一起形成取代或未取代的芳香环或取代或未取代的脂环;n=1或2。