Novel phosphonium and imidazolium salts and methods for preparing them are disclosed. The novel phosphonium and imidazolium compounds are useful as polar solvents and have the general formula (I): Q
+
X
−
wherein Q
+
is formula (a) or formula (b); and X
−
is formula (c), formula (d) or formula (e); and wherein: each of R
1
, R
2
, R
3
, R
4
, R
5
, R
9
, R
10
, R
11
, R
12
, and R
13
is independently a hydrocarbyl group; each of R
6
, R
7
, and R
8
is independently a hydrogen or hydrocarbyl group.
本发明公开了新型的
磷酸铵和
咪唑铵盐及其制备方法。这些新型的
磷酸铵和
咪唑铵化合物可用作极性溶剂,其通式为(I):Q+X−,其中Q+为式(a)或式(b);X−为式(c)、式(d)或式(e);其中:R1、R2、R3、R4、R5、R9、R10、R11、R12和R13各自独立地表示烃基;R6、R7和R8各自独立地表示氢或烃基。