Bayer Aktiengesellschaft

Gyoonhee Han

William Johnston Scott

Muneto Mogi

Martha E Rodriguez

Margaret Ann Popp

Ming Wang

Nagahiro Yoshida

Noriyuki Yamamoto

Takeshi Yura

Yingfu Li

Toshio Kokubo

Hiroshi Komura

Scott Miller

Timothy Lowinger

Arnel B Concepcion

Makiko Marumo

Norihiro Kawamura

Hiroko Yoshino

Aniko M Redmann

A compound of the formula (I)in which Ris &#x2014;OR, &#x2014;SR, &#x2014;SOR, &#x2014;SOR, &#x2014;NHR, or &#x2014;NRR, and R, R, and Rare as defined broadly in the text. Ris H, C-Calkyl, carbamoyl, or an ester group. Ris thienyl, pyridyl optionally substituted by halogen or C-Calkoxy; naphthyl optionally substituted by C-Calkoxy; dioxane fused phenyl; dioxacyclopentane fused phenyl; or optionally substituted phenyl. Y is CH or N. A process for preparing such compounds, pharmaceutical compositions containing such compounds, and a method of treating asthma using them are also disclosed and claimed.

Imidazopyrimidine derivatives and triazolopyrimidine derivatives

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Daejon, South Korea

Gyoonhee Han