potassium tert-butylate 、
2,6-二羟基甲苯 、 Bromoacetyl-pyrrolidine-2-carboxylic acid tert-butyl ester 以
N,N-二甲基甲酰胺 为溶剂,
反应 3.08h,
以to yield 335 mg (61 %) of the title compound as a colorless oil的产率得到(R)-1-[[3-[2-[(R)-2-tert-butoxycarbonyl-pyrrolidin-1-yl]-2-oxo-ethoxy]-2-methyl-phenoxy]-acetyl]-pyrrolidine-2-carboxylic acid tert-butyl ester