Urea derivative and process for producing the same
作者： Kazuhiro Yoshizawa , Toshihiko Naito
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摘要: A process for producing a compound (C) represented by the formula (wherein R1 means hydrogen, C1-6 alkyl, or C3-8 cycloalkyl; and R2 hydrogen methoxy), characterized reacting (A-1) has same meaning as defined above) with (B) above; L leaving group). The is effective in prevention of treatments various diseases accompanied abnormal proliferation angiogenesis.
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