3-(3-Benzyloxy-4-bromo-phenylamino)-but-2-enoic acid ethyl ester 在
乙醇 、 hexanes 、 乙醚 作用下,
以
二苯醚-联苯共晶 为溶剂,
反应 0.27h,
以73.0 g of the title compound were obtained的产率得到7-Benzyloxy-6-bromo-2-methyl-quinolin-4-ol
Compounds of formula I
as well as pharmaceutically acceptable salts and esters thereof, wherein R
1
, R
2
, R
3
, A
1
and A
2
have the significance given in claim
1,
can be used in the form of pharmaceutical preparations for the treatment or prevention of arthritis, cardiovascular diseases, diabetes, renal failure, eating disorders and obesity.