The present invention relates to a process for preparing a compound of the formula
which comprises reacting a compound represented by the formula:
with a compound represented by the formula:
wherein X1 represents nitrogen or CR1, X2 represents nitrogen or CR2, X3 represents nitrogen or CR3, X4 represents nitrogen or CR4; R1 and R4 are the same or different and each represents hydrogen, halogeno, optionally substituted alkyl or optionally substituted alkoxy, R2 and R3 are the same or different and each represents hydrogen, halogeno, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkoxy, optionally substituted amino, optionally substituted carboxyl, optionally substituted aminocarbonyl, optionally substituted aminosulfonyl, optionally substituted sulfonylamino or optionally substituted alkanoylamino; R5 represents hydrogen or optionally substituted alkyl; X represents chlorine or bromine; Ar represents (1) hydrogen, (2) a group represented by the formula:
wherein the meaning of R10, R11, R12, R13 and R14 is as defined in the specification. Moreover, the invention pertains to a process for preparing a compound of formula
which comprises reacting a compound of the formula
with a compound
wherein the substituent meanings are as defined above.
本发明涉及一种制备式化合物的工艺
该工艺包括使以下式子所代表的化合物发生反应
与由式
其中X1代表氮或CR1,X2代表氮或CR2,X3代表氮或CR3,X4代表氮或CR4;R1和R4相同或不同,各自代表氢、卤素、任选取代的烷基或任选取代的烷氧基,R2和R3相同或不同,各自代表氢、卤素、任选取代的烷基、任选取代的烯基、任选取代的烷氧基、任选取代的
氨基、任选取代的羧基、任选取代的
氨基羰基、任选取代的
氨基磺酰基、任选取代的磺酰
氨基或任选取代的烷酰
氨基;R5 代表氢或任选取代的烷基; X 代表
氯或
溴
其中 R10、R11、R12、R13 和 R14 的含义如说明书中所定义。此外,本发明还涉及一种制备式化合物的工艺。
该工艺包括使式
与化合物
其中取代基的含义如上文所定义。