A method of forming a compound of formula (IV) comprising the step of reacting a compound of formula (III) with a 2-ethylhexanoate salt:
wherein R1 in each occurrence is independently selected from H, halogen, amino, C1-5 alkyl, C2-5 alkenyl and C2-5 alkynyl; R2 in each occurrence is independently selected from H, halogen, amino, C1-5 alkyl, C2-5 alkenyl and C2-5 alkynyl; and R4 is C1-5 alkyl; X- is an anion and each R3 is independently selected from the group consisting of C1-10hydrocarbyl and C1-5 alkoxy.
一种形成式(IV)化合物的方法,包括使式(III)化合物与 2-乙基
己酸盐反应的步骤:
其中每次出现的 R1 独立选自 H、卤素、
氨基、C1-5 烷基、C2-5 烯基和 C2-5 烷炔基;每次出现的 R2 独立选自 H、卤素、
氨基、C1-5 烷基、C2-5 烯基和 C2-5 烷炔基;R4 是 C1-5 烷基;X- 是阴离子,每个 R3 独立选自 C1-10 氢羰基和 C1-5 烷氧基组成的组。