HRID571414
反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
PROCEDURE
实验过程
In a manner similar to that described in Example 30 (Step 1), trans-ethyl 2-(6-chloro-1-trityl-1H-pyrazolo[4,3-c]pyridin-3-yl)cyclopropanecarboxylate was reacted with (S)-1-(2-methoxy-1-phenylethyl)urea (BrettPhos precatalyst, KOtBu, dioxane, 80° C.) to provide trans-2-(6-(3-((S)-2-methoxy-1-phenylethyl)ureido)-1-trityl-1H-pyrazolo[4,3-c]pyridin-3-yl)cyclopropanecarboxylic acid. MS ESI calc'd. for C39H35N5O4[M+1]+ 638, found 638.