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US08637666B2 Methods for preparing pyrimidine derivatives useful as protein kinase inhibitors 失效
制备可用作蛋白激酶抑制剂的嘧啶衍生物的方法

Methods for preparing pyrimidine derivatives useful as protein kinase inhibitors
摘要:
A method of preparing a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof, wherein the variables of Structural Formula (I) are as described in the specification and claims, comprises the step of: a) cyclizing a compound represented by Structural Formula A: under suitable reductive cyclization conditions to form a compound represented by Structural Formula B: wherein R10 is LG1 or —X1R1, and -LG1 is a suitable leaving group; and b) optionally, when R10 of Structural Formula (B) is LG1, further comprising the step of replacing the -LG1 of Structural Formula (B) with —X1R1 to form the compound represented by Structural Formula (I).
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