Copper(I) formate complexes of the formula L
n
Cu(HCOO).x HCOOH, where x is from 0 to 10, n is 1, 2, 3 or 4 and the n ligands L, independently of one another, are each one of the following ligands:
a phosphane of the formula R
1
R
2
R
3
P;
a phosphite of the formula (R
1
O)(R
2
O)(R
3
O)P;
an isocyanide of the formula R
1
—NC;
an alkene of the formula R
1
R
2
C═CR
3
R
4
; or
an alkyne of the formula R
1
C≡CR
2
;
where R
1
, R
2
, R
3
and R
4
, independently of one another, are hydrogen, a linear or branched, optionally partly or completely fluorinated alkyl, aminoalkyl, alkoxyalkyl, hydroxyalkyl, phosphinoalkyl or aryl radical of one to 20 carbon atoms;
with the exception of triphenylphosphinocopper(I) formate and 1,1,1-tris(diphenyl-phosphinomethyl)ethanecopper(I) formate; are decomposed for depositing metallic copper.
铜(I)
甲酸盐配合物的
化学式为LnCu(HCOO)。x HCOOH,其中x取值范围为0至10,n为1、2、3或4,而n
配体L独立地可以是以下任一种
配体:
磷化物的
化学式为R1R2R3P;
亚磷酸酯的
化学式为(R1O)(R2O)(R3O)P;异
氰化物的
化学式为R1—NC;烯烃的
化学式为R1R2C═CR3R4;或
炔烃的
化学式为R1C≡CR2;其中R1、R2、R3和R4独立地可以是氢、直链或支链的、部分或完
全氟化的烷基、
氨基烷基、烷氧基烷基、羟基烷基、膦烷基或芳基,碳原子数为1至20;除了
三苯基膦铜(I)
甲酸盐和1,1,1-三(
二苯基膦甲基)
乙烷铜(I)
甲酸盐之外,这些配合物可分解以沉积
金属
铜。