2,5-己二酮 、 3-三氟甲基-4-溴苯胺 在
对甲苯磺酸一水合物碳酸氢钠 、 乙酸乙酯 、 氯化钠 、 silica gel 、 正己烷 作用下,
以
甲苯 为溶剂,
反应 2.0h,
以to obtain 4.66 g (97%) of a target product as a pale yellow oil的产率得到1-(4-bromo-3-trifluoromethyl-phenyl)-2,5-dimethyl-1H-pyrrole
The present invention provides a compound represented by the formula (1):
wherein
R
1
, R
2
and R
5
are each independently selected from a hydrogen atom, a halogen atom, a C
1
-C
6
alkyl is substituted with a halogen atom and the like;
R
3
and R
4
are each independently selected from a hydrogen atom, a halogen atom, a substituted C
1
-C
6
alkyl group and the like;
R
6
and R
7
are each independently selected from a hydrogen atom and a halogen atom;
Z
1
and Z
2
are each independently selected from a hydrogen atom, a hydroxyl group and —O(CHR
11
)OC(═O)R
12
;
Q is a group of the formula:
(wherein
G
1
is C—Y
2
or N;
a ring A is a benzene ring or a 5- to 6-membered unsaturated heterocycle)
a pharmaceutically acceptable salt thereof or a prodrug thereof.
The present invention provides a compound represented by the formula (1):
wherein
R1, R2 and R5 are each independently selected from a hydrogen atom, a halogen atom, a C1-C6 alkyl is substituted with a halogen atom and the like;
R3 and R4 are each independently selected from a hydrogen atom, a halogen atom, a substituted C1-C6 alkyl group and the like;
R6 and R7 are each independently selected from a hydrogen atom and a halogen atom;
Z1 and Z2 are each independently selected from a hydrogen atom, a hydroxyl group and —O(CHR11)OC(═O)R12;
Q is a group of the formula:
(wherein
G1 is C—Y2 or N;
a ring A is a benzene ring or a 5- to 6-membered unsaturated heterocycle)
a pharmaceutically acceptable salt thereof or a prodrug thereof.