申请人:——
公开号:US20020022734A1
公开(公告)日:2002-02-21
The invention relates to the preparation and use of polyfluoro-alkylsilanes of formula (I)
1
in which
R
1
and R
2
are independently hydrogen, halogen, straight-chain or branched C
1
-C
8
-alkyl, C
3
-C
9
-cycloalkyl, C
1
-C
8
-alkoxy, C
1
-C
8
-alkylthio, C
6
-C
14
-aryl, C
1
-C
8
-alkyl-, acyl-, sulfonyl-, or C
6
-C
14
-aryl-disubstituted amine, C
6
-C
14
-aryloxy, C
6
-C
14
-arylthio, heteroaryl, heteroaryloxy, or cyano, wherein said radicals, apart from hydrogen, halogen, and cyano, can optionally be substituted, and
R
3
, R
4
and R
5
are independently straight-chain or branched C
1
-C
8
-alkyl or C
6
-C
14
-aryl, which optionally carry one or more substituents selected from the series consisting of halogen, C
1
-C
4
-alkyl, C
1
-C
4
-alkoxy, C
6
-C
14
-aryloxy, silyloxy, nitro, cyano, C
1
-C
4
-alkyl-, acyl-, sulfonyl-, or C
6
-C
14
-aryl-disubstituted amine, disilylamino, and COO(C
1
-C
6
-alkyl).
本发明涉及公式(I)的多氟烷基硅烷的制备和使用,其中R1和R2分别为氢、卤素、直链或支链C1-C8烷基、C3-C9环烷基、C1-C8烷氧基、C1-C8烷硫基、C6-C14芳基、C1-C8烷基、酰基、磺酰基或C6-C14芳基二取代胺、C6-C14芳氧基、C6-C14芳硫基、杂芳基、杂芳氧基或氰基,其中除氢、卤素和氰基外,这些基团可以选择性地被取代,而R3、R4和R5分别为直链或支链C1-C8烷基或C6-C14芳基,它们可以选择性地携带来自卤素、C1-C4烷基、C1-C4烷氧基、C6-C14芳氧基、硅氧基、硝基、氰基、C1-C4烷基、酰基、磺酰基或C6-C14芳基二取代胺、二硅氨基和COO(C1-C6烷基)中的一个或多个取代基。