2-amino-5-(4-aminobenzyl)-4-propylthiazole 、
3,6-二氯苯二甲酸酐 在
乙醚 、 powder 作用下,
反应 24.0h,
以to give 2.2 g of 2-[4-(2-amino-4-propylthiazol-5-ylmethyl)phenylaminocarbonyl]-3,6-dichlorobenzoic acid in the form of a beige powder melting at 153° C.的产率得到2-[4-(2-amino-4-propylthiazol-5-ylmethyl)phenylaminocarbonyl]-3,6-dichlorobenzoic acid