592552-25-5Relevant articles and documents
Pyrrolidinyl phenylurea derivatives as novel CCR3 antagonists
Nitta, Aiko,Iura, Yosuke,Inoue, Hideki,Imaoka, Takayuki,Takahashi, Toshiya,Sato, Ippei,Morihira, Koichiro,Kubota, Hirokazu,Morokata, Tatsuaki,Takeuchi, Makoto,Ohta, Mitsuaki,Tsukamoto, Shin-Ichi
, p. 6876 - 6881,6 (2020/09/02)
Optimization starting with our lead compound 1 (IC50 = 4.9 nM) led to the identification of pyrrolidinyl phenylurea derivatives. Further modification toward improvement of the bioavailability provided (R)-1-(1-((6-fluoronaphthalen-2-yl)methyl)pyrrolidin-3-yl)-3-(2-(2- hydroxyethoxy)phenyl)urea 32 (IC50 = 1.7 nM), a potent and orally active CCR3 antagonist.